Use the `maintainers` directive in all packages (#35201)

1493 files changed, 1526 insertions, 1525 deletions

diff --git a/lib/spack/spack/test/cmd/maintainers.py b/lib/spack/spack/test/cmd/maintainers.py
index fba42bfc8e..2c9393ef28 100644
--- a/lib/spack/spack/test/cmd/maintainers.py
+++ b/lib/spack/spack/test/cmd/maintainers.py
@@ -49,6 +49,8 @@ def test_all(mock_packages, capfd):
         "user2,",
         "user3",
         "py-extension1:",
+        "adamjstewart,",
+        "pradyunsg,",
         "user1,",
         "user2",
     ]
@@ -66,6 +68,10 @@ def test_all_by_user(mock_packages, capfd):
     with capfd.disabled():
         out = split(maintainers("--all", "--by-user"))
     assert out == [
+        "adamjstewart:",
+        "py-extension1",
+        "pradyunsg:",
+        "py-extension1",
         "user0:",
         "maintainers-3",
         "user1:",
diff --git a/lib/spack/spack/test/directives.py b/lib/spack/spack/test/directives.py
index 18242feb67..40bbd08d8b 100644
--- a/lib/spack/spack/test/directives.py
+++ b/lib/spack/spack/test/directives.py
@@ -76,7 +76,7 @@ def test_error_on_anonymous_dependency(config, mock_packages):
     [
         ("maintainers-1", ["user1", "user2"]),
         # Reset from PythonPackage
-        ("py-extension1", ["user1", "user2"]),
+        ("py-extension1", ["adamjstewart", "pradyunsg", "user1", "user2"]),
         # Extends maintainers-1
         ("maintainers-3", ["user0", "user1", "user2", "user3"]),
     ],
diff --git a/lib/spack/spack/test/util/package_hash.py b/lib/spack/spack/test/util/package_hash.py
index ce0f238c87..331e2c4989 100644
--- a/lib/spack/spack/test/util/package_hash.py
+++ b/lib/spack/spack/test/util/package_hash.py
@@ -238,7 +238,7 @@ class HasManyMetadataAttributes:
     url = "https://example.com/foo.tar.gz"
     git = "https://example.com/foo/bar.git"
 
-    maintainers = ["alice", "bob"]
+    maintainers("alice", "bob")
     tags = ["foo", "bar", "baz"]
 
     depends_on("foo")
diff --git a/var/spack/repos/builtin.mock/packages/maintainers-2/package.py b/var/spack/repos/builtin.mock/packages/maintainers-2/package.py
index 09ce95a6e7..71216e3725 100644
--- a/var/spack/repos/builtin.mock/packages/maintainers-2/package.py
+++ b/var/spack/repos/builtin.mock/packages/maintainers-2/package.py
@@ -12,6 +12,6 @@ class Maintainers2(Package):
     homepage = "http://www.example.com"
     url = "http://www.example.com/maintainers2-1.0.tar.gz"
 
-    maintainers = ["user2", "user3"]
+    maintainers("user2", "user3")
 
     version("1.0", "0123456789abcdef0123456789abcdef")
diff --git a/var/spack/repos/builtin.mock/packages/py-extension1/package.py b/var/spack/repos/builtin.mock/packages/py-extension1/package.py
index 5cae67f2fb..f4674bbedf 100644
--- a/var/spack/repos/builtin.mock/packages/py-extension1/package.py
+++ b/var/spack/repos/builtin.mock/packages/py-extension1/package.py
@@ -13,7 +13,7 @@ class PyExtension1(PythonPackage):
     homepage = "http://www.example.com"
     url = "http://www.example.com/extension1-1.0.tar.gz"
 
-    maintainers = ["user1", "user2"]
+    maintainers("user1", "user2")
 
     version("1.0", "00000000000000000000000000000110")
     version("2.0", "00000000000000000000000000000120")
diff --git a/var/spack/repos/builtin/packages/abacus/package.py b/var/spack/repos/builtin/packages/abacus/package.py
index 2ebaba7d90..bdf2a68e50 100644
--- a/var/spack/repos/builtin/packages/abacus/package.py
+++ b/var/spack/repos/builtin/packages/abacus/package.py
@@ -15,7 +15,7 @@ class Abacus(MakefilePackage):
     for large-scale electronic-structure simulations
     from first principles"""
 
-    maintainers = ["bitllion"]
+    maintainers("bitllion")
 
     homepage = "http://abacus.ustc.edu.cn/"
     git = "https://github.com/abacusmodeling/abacus-develop.git"
diff --git a/var/spack/repos/builtin/packages/abseil-cpp/package.py b/var/spack/repos/builtin/packages/abseil-cpp/package.py
index 4a57efc985..317f8e8134 100644
--- a/var/spack/repos/builtin/packages/abseil-cpp/package.py
+++ b/var/spack/repos/builtin/packages/abseil-cpp/package.py
@@ -12,7 +12,7 @@ class AbseilCpp(CMakePackage):
     homepage = "https://abseil.io/"
     url = "https://github.com/abseil/abseil-cpp/archive/refs/tags/20211102.0.tar.gz"
 
-    maintainers = ["jcftang"]
+    maintainers("jcftang")
     tags = ["windows"]
 
     version(
diff --git a/var/spack/repos/builtin/packages/acfl/package.py b/var/spack/repos/builtin/packages/acfl/package.py
index 98217a1cc2..df27107872 100644
--- a/var/spack/repos/builtin/packages/acfl/package.py
+++ b/var/spack/repos/builtin/packages/acfl/package.py
@@ -126,7 +126,7 @@ class Acfl(Package):
     homepage = "https://developer.arm.com/tools-and-software/server-and-hpc/arm-allinea-studio"
     url = "https://developer.arm.com/-/media/Files/downloads/hpc/arm-compiler-for-linux/22-1/arm-compiler-for-linux_22.1_Ubuntu-20.04_aarch64.tar"
 
-    maintainers = ["annop-w"]
+    maintainers("annop-w")
 
     # Build Versions: establish OS for URL
     acfl_os = get_os()
diff --git a/var/spack/repos/builtin/packages/acts-dd4hep/package.py b/var/spack/repos/builtin/packages/acts-dd4hep/package.py
index 5982b1b85d..d782160d43 100644
--- a/var/spack/repos/builtin/packages/acts-dd4hep/package.py
+++ b/var/spack/repos/builtin/packages/acts-dd4hep/package.py
@@ -12,7 +12,7 @@ class ActsDd4hep(CMakePackage):
     homepage = "https://github.com/acts-project/acts-dd4hep"
     url = "https://github.com/acts-project/acts-dd4hep/archive/refs/tags/v1.0.0.tar.gz"
 
-    maintainers = ["HadrienG2", "wdconinc"]
+    maintainers("HadrienG2", "wdconinc")
 
     version("1.0.1", sha256="e40f34ebc30b3c33a6802c9d94136e65072d8dcee0b7db57a645f08a64ea5334")
     version("1.0.0", sha256="991f996944c88efa837880f919239e50d12c5c9361e220bc9422438dd608308c")
diff --git a/var/spack/repos/builtin/packages/acts/package.py b/var/spack/repos/builtin/packages/acts/package.py
index 51dc5a0947..8fd17e5835 100644
--- a/var/spack/repos/builtin/packages/acts/package.py
+++ b/var/spack/repos/builtin/packages/acts/package.py
@@ -32,7 +32,7 @@ class Acts(CMakePackage, CudaPackage):
     homepage = "https://acts.web.cern.ch/ACTS/"
     git = "https://github.com/acts-project/acts.git"
     list_url = "https://github.com/acts-project/acts/releases/"
-    maintainers = ["HadrienG2"]
+    maintainers("HadrienG2")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/actsvg/package.py b/var/spack/repos/builtin/packages/actsvg/package.py
index de62c7fc67..c3ba3a87a9 100644
--- a/var/spack/repos/builtin/packages/actsvg/package.py
+++ b/var/spack/repos/builtin/packages/actsvg/package.py
@@ -16,7 +16,7 @@ class Actsvg(CMakePackage):
     list_url = "https://github.com/acts-project/actsvg/releases"
     git = "https://github.com/acts-project/actsvg.git"
 
-    maintainers = ["HadrienG2", "wdconinc"]
+    maintainers("HadrienG2", "wdconinc")
 
     version("0.4.26", sha256="a1dfad15b616cac8191a355c1a87544571c36349400e3de56b9e5be6fa73714c")
 
diff --git a/var/spack/repos/builtin/packages/adiak/package.py b/var/spack/repos/builtin/packages/adiak/package.py
index 5569ef47c5..5bc8804dea 100644
--- a/var/spack/repos/builtin/packages/adiak/package.py
+++ b/var/spack/repos/builtin/packages/adiak/package.py
@@ -14,7 +14,7 @@ class Adiak(CMakePackage):
     url = "https://github.com/LLNL/Adiak/releases/download/v0.1/adiak-v0.1.1.tar.gz"
     git = "https://github.com/LLNL/Adiak"
 
-    maintainers = ["daboehme", "mplegendre"]
+    maintainers("daboehme", "mplegendre")
 
     variant("mpi", default=True, description="Build with MPI support")
     variant("shared", default=True, description="Build dynamic libraries")
diff --git a/var/spack/repos/builtin/packages/adios/package.py b/var/spack/repos/builtin/packages/adios/package.py
index a47a66a435..3fb84d099e 100644
--- a/var/spack/repos/builtin/packages/adios/package.py
+++ b/var/spack/repos/builtin/packages/adios/package.py
@@ -17,7 +17,7 @@ class Adios(AutotoolsPackage):
     url = "https://github.com/ornladios/ADIOS/archive/v1.12.0.tar.gz"
     git = "https://github.com/ornladios/ADIOS.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
     version("1.13.1", sha256="b1c6949918f5e69f701cabfe5987c0b286793f1057d4690f04747852544e157b")
diff --git a/var/spack/repos/builtin/packages/adios2/package.py b/var/spack/repos/builtin/packages/adios2/package.py
index 2a075a3a7c..fa98a129c4 100644
--- a/var/spack/repos/builtin/packages/adios2/package.py
+++ b/var/spack/repos/builtin/packages/adios2/package.py
@@ -16,7 +16,7 @@ class Adios2(CMakePackage, CudaPackage):
     url = "https://github.com/ornladios/ADIOS2/archive/v2.8.0.tar.gz"
     git = "https://github.com/ornladios/ADIOS2.git"
 
-    maintainers = ["ax3l", "chuckatkins", "vicentebolea", "williamfgc"]
+    maintainers("ax3l", "chuckatkins", "vicentebolea", "williamfgc")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/adms/package.py b/var/spack/repos/builtin/packages/adms/package.py
index 6d7bc36a4e..3da07c53a8 100644
--- a/var/spack/repos/builtin/packages/adms/package.py
+++ b/var/spack/repos/builtin/packages/adms/package.py
@@ -16,7 +16,7 @@ class Adms(AutotoolsPackage):
     url = "https://github.com/Qucs/ADMS/releases/download/release-2.3.7/adms-2.3.7.tar.gz"
     git = "https://github.com/Qucs/ADMS.git"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("master", branch="master")
     version("2.3.7", sha256="3a78e1283ecdc3f356410474b3ff44c4dcc82cb89772087fd3bbde8a1038ce08")
diff --git a/var/spack/repos/builtin/packages/adol-c/package.py b/var/spack/repos/builtin/packages/adol-c/package.py
index 40523ec044..c493a53cba 100644
--- a/var/spack/repos/builtin/packages/adol-c/package.py
+++ b/var/spack/repos/builtin/packages/adol-c/package.py
@@ -14,7 +14,7 @@ class AdolC(AutotoolsPackage):
     homepage = "https://github.com/coin-or/ADOL-C"
     url = "https://github.com/coin-or/ADOL-C/archive/releases/2.7.2.tar.gz"
     git = "https://github.com/coin-or/ADOL-C.git"
-    maintainers = ["jppelteret"]
+    maintainers("jppelteret")
 
     version("master", branch="master")
     version("2.7.2", sha256="701e0856baae91b98397960d5e0a87a549988de9d4002d0e9a56fa08f5455f6e")
diff --git a/var/spack/repos/builtin/packages/agile/package.py b/var/spack/repos/builtin/packages/agile/package.py
index 779af8b74a..1b8774c383 100644
--- a/var/spack/repos/builtin/packages/agile/package.py
+++ b/var/spack/repos/builtin/packages/agile/package.py
@@ -15,7 +15,7 @@ class Agile(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.5.1", sha256="e38536300060e4b845ccaaed824c7495944f9117a0d7e4ee74a18bf278e2012f")
 
diff --git a/var/spack/repos/builtin/packages/akantu/package.py b/var/spack/repos/builtin/packages/akantu/package.py
index 308fd50bad..2952f9bb4a 100644
--- a/var/spack/repos/builtin/packages/akantu/package.py
+++ b/var/spack/repos/builtin/packages/akantu/package.py
@@ -19,7 +19,7 @@ class Akantu(CMakePackage):
     url = "https://gitlab.com/akantu/akantu/-/archive/v3.0.0/akantu-v3.0.0.tar.gz"
     git = "https://gitlab.com/akantu/akantu.git"
 
-    maintainers = ["nrichart"]
+    maintainers("nrichart")
 
     version("master", branch="master")
     version("3.0.0", sha256="7e8f64e25956eba44def1b2d891f6db8ba824e4a82ff0d51d6b585b60ab465db")
diff --git a/var/spack/repos/builtin/packages/albany/package.py b/var/spack/repos/builtin/packages/albany/package.py
index f6e67d5c9c..748cf2bb42 100644
--- a/var/spack/repos/builtin/packages/albany/package.py
+++ b/var/spack/repos/builtin/packages/albany/package.py
@@ -17,7 +17,7 @@ class Albany(CMakePackage):
     homepage = "http://gahansen.github.io/Albany"
     git = "https://github.com/gahansen/Albany.git"
 
-    maintainers = ["gahansen"]
+    maintainers("gahansen")
 
     version("develop", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/alpaka/package.py b/var/spack/repos/builtin/packages/alpaka/package.py
index a52c3b802b..d90dcba4a3 100644
--- a/var/spack/repos/builtin/packages/alpaka/package.py
+++ b/var/spack/repos/builtin/packages/alpaka/package.py
@@ -14,7 +14,7 @@ class Alpaka(CMakePackage, CudaPackage):
     url = "https://github.com/alpaka-group/alpaka/archive/refs/tags/0.6.0.tar.gz"
     git = "https://github.com/alpaka-group/alpaka.git"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("develop", branch="develop")
     version("0.8.0", sha256="e01bc377a7657d9a3e0c5f8d3f83dffbd7d0b830283c59efcbc1fb98cf88de43")
diff --git a/var/spack/repos/builtin/packages/alpgen/package.py b/var/spack/repos/builtin/packages/alpgen/package.py
index 539591bbea..52b47adebf 100644
--- a/var/spack/repos/builtin/packages/alpgen/package.py
+++ b/var/spack/repos/builtin/packages/alpgen/package.py
@@ -16,7 +16,7 @@ class Alpgen(CMakePackage, MakefilePackage):
     homepage = "http://mlm.home.cern.ch/mlm/alpgen/"
     url = "http://mlm.home.cern.ch/mlm/alpgen/V2.1/v214.tgz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
     tags = ["hep"]
 
     version("2.1.4", sha256="2f43f7f526793fe5f81a3a3e1adeffe21b653a7f5851efc599ed69ea13985c5e")
diff --git a/var/spack/repos/builtin/packages/alquimia/package.py b/var/spack/repos/builtin/packages/alquimia/package.py
index ca2e3ff3b0..0a03abc2e0 100644
--- a/var/spack/repos/builtin/packages/alquimia/package.py
+++ b/var/spack/repos/builtin/packages/alquimia/package.py
@@ -13,7 +13,7 @@ class Alquimia(CMakePackage):
     homepage = "https://github.com/LBL-EESA/alquimia-dev"
     git = "https://github.com/LBL-EESA/alquimia-dev.git"
 
-    maintainers = ["smolins", "balay"]
+    maintainers("smolins", "balay")
 
     version("develop")
     version("1.0.10", commit="b2c11b6cde321f4a495ef9fcf267cb4c7a9858a0")  # tag v.1.0.10
diff --git a/var/spack/repos/builtin/packages/aluminum/package.py b/var/spack/repos/builtin/packages/aluminum/package.py
index e301f4e075..dc4a6cfc76 100644
--- a/var/spack/repos/builtin/packages/aluminum/package.py
+++ b/var/spack/repos/builtin/packages/aluminum/package.py
@@ -22,7 +22,7 @@ class Aluminum(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/Aluminum.git"
     tags = ["ecp", "radiuss"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("master", branch="master")
     version("1.0.0-lbann", tag="v1.0.0-lbann")
diff --git a/var/spack/repos/builtin/packages/amber/package.py b/var/spack/repos/builtin/packages/amber/package.py
index da0f331ed6..86f34f8221 100644
--- a/var/spack/repos/builtin/packages/amber/package.py
+++ b/var/spack/repos/builtin/packages/amber/package.py
@@ -26,7 +26,7 @@ class Amber(Package, CudaPackage):
     url = "file://{0}/Amber18.tar.bz2".format(os.getcwd())
     manual_download = True
 
-    maintainers = ["hseara"]
+    maintainers("hseara")
 
     version("20", sha256="a4c53639441c8cc85adee397933d07856cc4a723c82c6bea585cd76c197ead75")
     version("18", sha256="2060897c0b11576082d523fb63a51ba701bc7519ff7be3d299d5ec56e8e6e277")
diff --git a/var/spack/repos/builtin/packages/amd-aocl/package.py b/var/spack/repos/builtin/packages/amd-aocl/package.py
index aa1055c80e..337162a375 100644
--- a/var/spack/repos/builtin/packages/amd-aocl/package.py
+++ b/var/spack/repos/builtin/packages/amd-aocl/package.py
@@ -22,7 +22,7 @@ class AmdAocl(BundlePackage):
 
     homepage = "https://developer.amd.com/amd-aocl/"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0")
     version("3.2")
diff --git a/var/spack/repos/builtin/packages/amdblis/package.py b/var/spack/repos/builtin/packages/amdblis/package.py
index 51b631f8a2..7056bb0bde 100644
--- a/var/spack/repos/builtin/packages/amdblis/package.py
+++ b/var/spack/repos/builtin/packages/amdblis/package.py
@@ -30,7 +30,7 @@ class Amdblis(BlisBase):
     url = "https://github.com/amd/blis/archive/3.0.tar.gz"
     git = "https://github.com/amd/blis.git"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="cddd31176834a932753ac0fc4c76332868feab3e9ac607fa197d8b44c1e74a41")
     version("3.2", sha256="5a400ee4fc324e224e12f73cc37b915a00f92b400443b15ce3350278ad46fff6")
diff --git a/var/spack/repos/builtin/packages/amdfftw/package.py b/var/spack/repos/builtin/packages/amdfftw/package.py
index a38f8ba21d..e72148f131 100644
--- a/var/spack/repos/builtin/packages/amdfftw/package.py
+++ b/var/spack/repos/builtin/packages/amdfftw/package.py
@@ -35,7 +35,7 @@ class Amdfftw(FftwBase):
     url = "https://github.com/amd/amd-fftw/archive/3.0.tar.gz"
     git = "https://github.com/amd/amd-fftw.git"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="5f02cb05f224bd86bd88ec6272b294c26dba3b1d22c7fb298745fd7b9d2271c0")
     version("3.2", sha256="31cab17a93e03b5b606e88dd6116a1055b8f49542d7d0890dbfcca057087b8d0")
diff --git a/var/spack/repos/builtin/packages/amdlibflame/package.py b/var/spack/repos/builtin/packages/amdlibflame/package.py
index 8bf2dd36a9..34ce3afb75 100644
--- a/var/spack/repos/builtin/packages/amdlibflame/package.py
+++ b/var/spack/repos/builtin/packages/amdlibflame/package.py
@@ -42,7 +42,7 @@ class Amdlibflame(LibflameBase):
     url = "https://github.com/amd/libflame/archive/3.0.tar.gz"
     git = "https://github.com/amd/libflame.git"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="bcb05763aa1df1e88f0da5e43ff86d956826cbea1d9c5ff591d78a3e091c66a4")
     version("3.2", sha256="6b5337fb668b82d0ed0a4ab4b5af4e2f72e4cedbeeb4a8b6eb9a3ef057fb749a")
diff --git a/var/spack/repos/builtin/packages/amdlibm/package.py b/var/spack/repos/builtin/packages/amdlibm/package.py
index 180d56b1a0..41f4631189 100644
--- a/var/spack/repos/builtin/packages/amdlibm/package.py
+++ b/var/spack/repos/builtin/packages/amdlibm/package.py
@@ -27,7 +27,7 @@ class Amdlibm(SConsPackage):
     homepage = "https://developer.amd.com/amd-aocl/amd-math-library-libm/"
     git = "https://github.com/amd/aocl-libm-ose.git"
     url = "https://github.com/amd/aocl-libm-ose/archive/refs/tags/3.0.tar.gz"
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="038c1eab544be77598eccda791b26553d3b9e2ee4ab3f5ad85fdd2a77d015a7d")
     version("3.2", sha256="c75b287c38a3ce997066af1f5c8d2b19fc460d5e56678ea81f3ac33eb79ec890")
diff --git a/var/spack/repos/builtin/packages/amdscalapack/package.py b/var/spack/repos/builtin/packages/amdscalapack/package.py
index bfb8599856..194384e9fb 100644
--- a/var/spack/repos/builtin/packages/amdscalapack/package.py
+++ b/var/spack/repos/builtin/packages/amdscalapack/package.py
@@ -28,7 +28,7 @@ class Amdscalapack(ScalapackBase):
     homepage = "https://developer.amd.com/amd-aocl/scalapack/"
     git = "https://github.com/amd/scalapack.git"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="f02913b5984597b22cdb9a36198ed61039a1bf130308e778dc31b2a7eb88b33b")
     version("3.2", sha256="9e00979bb1be39d627bdacb01774bc043029840d542fafc934d16fec3e3b0892")
diff --git a/var/spack/repos/builtin/packages/amgx/package.py b/var/spack/repos/builtin/packages/amgx/package.py
index 8d80919c0d..dd6264db17 100644
--- a/var/spack/repos/builtin/packages/amgx/package.py
+++ b/var/spack/repos/builtin/packages/amgx/package.py
@@ -19,7 +19,7 @@ class Amgx(CMakePackage, CudaPackage):
     homepage = "https://developer.nvidia.com/amgx"
     url = "https://github.com/nvidia/amgx/archive/v2.1.0.tar.gz"
 
-    maintainers = ["js947"]
+    maintainers("js947")
 
     version("2.1.0", sha256="6245112b768a1dc3486b2b3c049342e232eb6281a6021fffa8b20c11631f63cc")
     version("2.0.1", sha256="6f9991f1836fbf4ba2114ce9f49febd0edc069a24f533bd94fd9aa9be72435a7")
diff --git a/var/spack/repos/builtin/packages/aml/package.py b/var/spack/repos/builtin/packages/aml/package.py
index f254f229c1..33bcdd101b 100644
--- a/var/spack/repos/builtin/packages/aml/package.py
+++ b/var/spack/repos/builtin/packages/aml/package.py
@@ -16,7 +16,7 @@ class Aml(AutotoolsPackage):
 
     homepage = "https://argo-aml.readthedocs.io/"
 
-    maintainers = ["perarnau"]
+    maintainers("perarnau")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/ampl/package.py b/var/spack/repos/builtin/packages/ampl/package.py
index b06298c94c..c71b3256c1 100644
--- a/var/spack/repos/builtin/packages/ampl/package.py
+++ b/var/spack/repos/builtin/packages/ampl/package.py
@@ -17,7 +17,7 @@ class Ampl(Package):
     homepage = "https://ampl.com/"
     manual_download = True
 
-    maintainers = ["robgics"]
+    maintainers("robgics")
 
     # Use the version as you would expect the user to know it, not necessarily the
     # version as it appears in the file name.  To get the checksum, use sha256sum.
diff --git a/var/spack/repos/builtin/packages/ampt/package.py b/var/spack/repos/builtin/packages/ampt/package.py
index 50bff57502..b441b6369c 100644
--- a/var/spack/repos/builtin/packages/ampt/package.py
+++ b/var/spack/repos/builtin/packages/ampt/package.py
@@ -14,7 +14,7 @@ class Ampt(MakefilePackage):
     homepage = "http://myweb.ecu.edu/linz/ampt/"
     url = "http://myweb.ecu.edu/linz/ampt/ampt-v1.26t9b-v2.26t9b.zip"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/amqp-cpp/package.py b/var/spack/repos/builtin/packages/amqp-cpp/package.py
index 72f1608211..f71c59cbb5 100644
--- a/var/spack/repos/builtin/packages/amqp-cpp/package.py
+++ b/var/spack/repos/builtin/packages/amqp-cpp/package.py
@@ -15,7 +15,7 @@ class AmqpCpp(CMakePackage):
     git = "https://github.com/CopernicaMarketingSoftware/AMQP-CPP.git"
     url = "https://github.com/CopernicaMarketingSoftware/AMQP-CPP/archive/refs/tags/v4.3.19.tar.gz"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     version("4.3.19", sha256="ca29bb349c498948576a4604bed5fd3c27d87240b271a4441ccf04ba3797b31d")
 
diff --git a/var/spack/repos/builtin/packages/amr-wind/package.py b/var/spack/repos/builtin/packages/amr-wind/package.py
index bd5fc79928..835f1c96fa 100644
--- a/var/spack/repos/builtin/packages/amr-wind/package.py
+++ b/var/spack/repos/builtin/packages/amr-wind/package.py
@@ -13,7 +13,7 @@ class AmrWind(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/Exawind/amr-wind"
     git = "https://github.com/Exawind/amr-wind.git"
 
-    maintainers = ["jrood-nrel", "psakievich"]
+    maintainers("jrood-nrel", "psakievich")
 
     tags = ["ecp", "ecp-apps"]
 
diff --git a/var/spack/repos/builtin/packages/amrex/package.py b/var/spack/repos/builtin/packages/amrex/package.py
index de2a80bc07..f8f5e0360c 100644
--- a/var/spack/repos/builtin/packages/amrex/package.py
+++ b/var/spack/repos/builtin/packages/amrex/package.py
@@ -21,7 +21,7 @@ class Amrex(CMakePackage, CudaPackage, ROCmPackage):
 
     tags = ["ecp", "e4s"]
 
-    maintainers = ["WeiqunZhang", "asalmgren", "etpalmer63"]
+    maintainers("WeiqunZhang", "asalmgren", "etpalmer63")
 
     version("develop", branch="development")
     version("23.02", sha256="f443c5eb4b89f4a74bf0e1b8a5943da18ab81cdc76aff12e8282ca43ffd06412")
diff --git a/var/spack/repos/builtin/packages/amrvis/package.py b/var/spack/repos/builtin/packages/amrvis/package.py
index 0a2d1da116..2c1e513d53 100644
--- a/var/spack/repos/builtin/packages/amrvis/package.py
+++ b/var/spack/repos/builtin/packages/amrvis/package.py
@@ -16,7 +16,7 @@ class Amrvis(MakefilePackage):
     homepage = "https://github.com/AMReX-Codes/Amrvis"
     git = "https://github.com/AMReX-Codes/Amrvis.git"
 
-    maintainers = ["etpalmer63"]
+    maintainers("etpalmer63")
 
     version("main", tag="main")
 
diff --git a/var/spack/repos/builtin/packages/anaconda2/package.py b/var/spack/repos/builtin/packages/anaconda2/package.py
index 6df1b519f4..84f872b923 100644
--- a/var/spack/repos/builtin/packages/anaconda2/package.py
+++ b/var/spack/repos/builtin/packages/anaconda2/package.py
@@ -19,7 +19,7 @@ class Anaconda2(Package):
     homepage = "https://www.anaconda.com"
     url = "https://repo.anaconda.com/archive/Anaconda2-2019.10-Linux-x86_64.sh"
 
-    maintainers = ["ajkotobi"]
+    maintainers("ajkotobi")
 
     version(
         "2019.10",
diff --git a/var/spack/repos/builtin/packages/anaconda3/package.py b/var/spack/repos/builtin/packages/anaconda3/package.py
index cd58c24473..15dfbc5d31 100644
--- a/var/spack/repos/builtin/packages/anaconda3/package.py
+++ b/var/spack/repos/builtin/packages/anaconda3/package.py
@@ -20,7 +20,7 @@ class Anaconda3(Package):
     homepage = "https://www.anaconda.com"
     url = "https://repo.anaconda.com/archive/Anaconda3-2019.10-Linux-x86_64.sh"
 
-    maintainers = ["ajkotobi"]
+    maintainers("ajkotobi")
 
     version(
         "2022.10",
diff --git a/var/spack/repos/builtin/packages/andi/package.py b/var/spack/repos/builtin/packages/andi/package.py
index 428e84d8b3..2fafd5e562 100644
--- a/var/spack/repos/builtin/packages/andi/package.py
+++ b/var/spack/repos/builtin/packages/andi/package.py
@@ -12,7 +12,7 @@ class Andi(AutotoolsPackage):
 
     homepage = "https://github.com/EvolBioInf/andi"
     url = "https://github.com/EvolBioInf/andi/archive/v0.10.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("0.14", sha256="2c9e11524f38e74fe3f981e6acd9527c1a1ca30994a30c5e86808ba5165a25b7")
     version("0.10", sha256="1ff371de0b6db4080e402ded2687947dc2d6913e28626edec21dcf5149489ee8")
diff --git a/var/spack/repos/builtin/packages/antimony/package.py b/var/spack/repos/builtin/packages/antimony/package.py
index e347bcc73c..498789ba60 100644
--- a/var/spack/repos/builtin/packages/antimony/package.py
+++ b/var/spack/repos/builtin/packages/antimony/package.py
@@ -12,7 +12,7 @@ class Antimony(CMakePackage):
     homepage = "http://antimony.sourceforge.net/"
     url = "antimony"
 
-    maintainers = ["rblake-llnl"]
+    maintainers("rblake-llnl")
 
     version("2.8", sha256="7e3e38706c074b72e241ac56ef4ce23e87ef8c718c70f29b2207f1847c43770f")
     version("2.7", sha256="7ad181cac632282ae77ced09388dd92db87ea4683eed8c45f2b43861ae2acad4")
diff --git a/var/spack/repos/builtin/packages/aocc/package.py b/var/spack/repos/builtin/packages/aocc/package.py
index 0e16343c8b..eaeadcaffe 100644
--- a/var/spack/repos/builtin/packages/aocc/package.py
+++ b/var/spack/repos/builtin/packages/aocc/package.py
@@ -31,7 +31,7 @@ class Aocc(Package):
     family = "compiler"
     homepage = "https://developer.amd.com/amd-aocc/"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version(
         ver="4.0.0",
diff --git a/var/spack/repos/builtin/packages/aocl-sparse/package.py b/var/spack/repos/builtin/packages/aocl-sparse/package.py
index de18c7f3bf..f5b8c79728 100644
--- a/var/spack/repos/builtin/packages/aocl-sparse/package.py
+++ b/var/spack/repos/builtin/packages/aocl-sparse/package.py
@@ -26,7 +26,7 @@ class AoclSparse(CMakePackage):
     url = "https://github.com/amd/aocl-sparse/archive/3.0.tar.gz"
     git = "https://github.com/amd/aocl-sparse.git"
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.0", sha256="68524e441fdc7bb923333b98151005bed39154d9f4b5e8310b5c37de1d69c2c3")
     version("3.2", sha256="db7d681a8697d6ef49acf3e97e8bec35b048ce0ad74549c3b738bbdff496618f")
diff --git a/var/spack/repos/builtin/packages/aomp/package.py b/var/spack/repos/builtin/packages/aomp/package.py
index 2f50a3942e..e1bb094214 100644
--- a/var/spack/repos/builtin/packages/aomp/package.py
+++ b/var/spack/repos/builtin/packages/aomp/package.py
@@ -84,7 +84,7 @@ class Aomp(Package):
     homepage = tools_url + "/aomp"
     url = tools_url + "/aomp/archive/rocm-3.10.0.tar.gz"
 
-    maintainers = ["srekolam", "arjun-raj-kuppala", "estewart08"]
+    maintainers("srekolam", "arjun-raj-kuppala", "estewart08")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/apcomp/package.py b/var/spack/repos/builtin/packages/apcomp/package.py
index efce821fc2..b7352188e6 100644
--- a/var/spack/repos/builtin/packages/apcomp/package.py
+++ b/var/spack/repos/builtin/packages/apcomp/package.py
@@ -34,7 +34,7 @@ class Apcomp(Package):
         "https://github.com/Alpine-DAV/ap_compositor/releases/download/v0.0.1/apcomp-v0.0.1.tar.gz"
     )
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     version("master", branch="master", submodules="True")
     version("0.0.4", sha256="061876dd55e443de91a40d10662496f6bb58b0a3835aec78f5710f5a737d0494")
diff --git a/var/spack/repos/builtin/packages/aperture-photometry/package.py b/var/spack/repos/builtin/packages/aperture-photometry/package.py
index 898691ba1b..1ed1bbc998 100644
--- a/var/spack/repos/builtin/packages/aperture-photometry/package.py
+++ b/var/spack/repos/builtin/packages/aperture-photometry/package.py
@@ -13,7 +13,7 @@ class AperturePhotometry(Package):
 
     homepage = "http://www.aperturephotometry.org/"
     url = "https://web.ipac.caltech.edu/staff/laher/apt/APT_v2.8.4.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("3.0.2", "8ac430079825ba274567fb998dd693bb6f99490f5b896d4746178ba796bfdead")
     version("2.8.4", "28ae136c708a3ebcb83632230e119a03ca1a65499006ab69dc76e21b4921f465")
diff --git a/var/spack/repos/builtin/packages/apex/package.py b/var/spack/repos/builtin/packages/apex/package.py
index 7483d29009..4f6e0e1e31 100644
--- a/var/spack/repos/builtin/packages/apex/package.py
+++ b/var/spack/repos/builtin/packages/apex/package.py
@@ -11,7 +11,7 @@ from spack.package import *
 class Apex(CMakePackage):
     """Autonomic Performance Environment for eXascale (APEX)."""
 
-    maintainers = ["khuck"]
+    maintainers("khuck")
     homepage = "https://uo-oaciss.github.io/apex"
     url = "https://github.com/UO-OACISS/apex/archive/v2.3.1.tar.gz"
     git = "https://github.com/UO-OACISS/apex"
diff --git a/var/spack/repos/builtin/packages/apple-gl/package.py b/var/spack/repos/builtin/packages/apple-gl/package.py
index ac3cd2d8ee..f2eb325284 100644
--- a/var/spack/repos/builtin/packages/apple-gl/package.py
+++ b/var/spack/repos/builtin/packages/apple-gl/package.py
@@ -12,7 +12,7 @@ class AppleGl(Package):
 
     homepage = "https://developer.apple.com/library/archive/documentation/GraphicsImaging/Conceptual/OpenGL-MacProgGuide/opengl_intro/opengl_intro.html"
 
-    maintainers = ["aphecetche"]
+    maintainers("aphecetche")
 
     has_code = False
 
diff --git a/var/spack/repos/builtin/packages/apple-glu/package.py b/var/spack/repos/builtin/packages/apple-glu/package.py
index 013b15e02a..26fd8fba54 100644
--- a/var/spack/repos/builtin/packages/apple-glu/package.py
+++ b/var/spack/repos/builtin/packages/apple-glu/package.py
@@ -12,7 +12,7 @@ class AppleGlu(Package):
 
     homepage = ""
 
-    maintainers = ["aphecetche"]
+    maintainers("aphecetche")
 
     has_code = False
 
diff --git a/var/spack/repos/builtin/packages/arbor/package.py b/var/spack/repos/builtin/packages/arbor/package.py
index 193d00d02c..c50c69c272 100644
--- a/var/spack/repos/builtin/packages/arbor/package.py
+++ b/var/spack/repos/builtin/packages/arbor/package.py
@@ -13,7 +13,7 @@ class Arbor(CMakePackage, CudaPackage):
     homepage = "https://arbor-sim.org"
     git = "https://github.com/arbor-sim/arbor.git"
     url = "https://github.com/arbor-sim/arbor/releases/download/v0.8.1/arbor-v0.8.1-full.tar.gz"
-    maintainers = ["bcumming", "brenthuisman", "haampie", "schmitts"]
+    maintainers("bcumming", "brenthuisman", "haampie", "schmitts")
 
     version("master", branch="master", submodules=True)
     version(
diff --git a/var/spack/repos/builtin/packages/arborx/package.py b/var/spack/repos/builtin/packages/arborx/package.py
index 7dad818bc2..9263ea96cc 100644
--- a/var/spack/repos/builtin/packages/arborx/package.py
+++ b/var/spack/repos/builtin/packages/arborx/package.py
@@ -15,7 +15,7 @@ class Arborx(CMakePackage, CudaPackage, ROCmPackage):
 
     tags = ["e4s", "ecp"]
 
-    maintainers = ["aprokop"]
+    maintainers("aprokop")
 
     version("master", branch="master")
     version("1.3", sha256="3f1e17f029a460ab99f8396e2772cec908eefc4bf3868c8828907624a2d0ce5d")
diff --git a/var/spack/repos/builtin/packages/arc/package.py b/var/spack/repos/builtin/packages/arc/package.py
index f12d437ecd..958c9a26b1 100644
--- a/var/spack/repos/builtin/packages/arc/package.py
+++ b/var/spack/repos/builtin/packages/arc/package.py
@@ -18,7 +18,7 @@ class Arc(CMakePackage):
     url = "https://github.com/FTHPC/ARC"
     git = "https://github.com/robertu94/ARC"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("2021-12-01", commit="49d4a5df53a082f15a6959aef434224fd7b9beac")
diff --git a/var/spack/repos/builtin/packages/argobots/package.py b/var/spack/repos/builtin/packages/argobots/package.py
index 4c9680ff03..69a34bf222 100644
--- a/var/spack/repos/builtin/packages/argobots/package.py
+++ b/var/spack/repos/builtin/packages/argobots/package.py
@@ -18,7 +18,7 @@ class Argobots(AutotoolsPackage):
     homepage = "https://www.argobots.org/"
     url = "https://github.com/pmodels/argobots/releases/download/v1.0b1/argobots-1.0b1.tar.gz"
     git = "https://github.com/pmodels/argobots.git"
-    maintainers = ["shintaro-iwasaki"]
+    maintainers("shintaro-iwasaki")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/arm-forge/package.py b/var/spack/repos/builtin/packages/arm-forge/package.py
index 41a75a2733..02147d6fd3 100644
--- a/var/spack/repos/builtin/packages/arm-forge/package.py
+++ b/var/spack/repos/builtin/packages/arm-forge/package.py
@@ -17,7 +17,7 @@ class ArmForge(Package):
     through to complex parallel HPC codes with MPI, OpenMP, threads or CUDA."""
 
     homepage = "https://www.arm.com/products/development-tools/server-and-hpc/forge"
-    maintainers = ["NickRF"]
+    maintainers("NickRF")
 
     # TODO: this mess should be fixed as soon as a way to parametrize/constrain
     #       versions (and checksums) based on the target platform shows up
diff --git a/var/spack/repos/builtin/packages/armpl-gcc/package.py b/var/spack/repos/builtin/packages/armpl-gcc/package.py
index 8f449c8a2c..045f7df8f1 100644
--- a/var/spack/repos/builtin/packages/armpl-gcc/package.py
+++ b/var/spack/repos/builtin/packages/armpl-gcc/package.py
@@ -145,7 +145,7 @@ class ArmplGcc(Package):
     homepage = "https://developer.arm.com/tools-and-software/server-and-hpc/downloads/arm-performance-libraries"
     url = "https://developer.arm.com/-/media/Files/downloads/hpc/arm-performance-libraries/22-1/ubuntu-20/arm-performance-libraries_22.1_Ubuntu-20.04_gcc-11.2.tar"
 
-    maintainers = ["annop-w"]
+    maintainers("annop-w")
 
     for ver, packages in _versions.items():
         key = "{0}".format(get_os())
diff --git a/var/spack/repos/builtin/packages/arrayfire/package.py b/var/spack/repos/builtin/packages/arrayfire/package.py
index e4ba12637e..70cdfc67b2 100644
--- a/var/spack/repos/builtin/packages/arrayfire/package.py
+++ b/var/spack/repos/builtin/packages/arrayfire/package.py
@@ -13,7 +13,7 @@ class Arrayfire(CMakePackage, CudaPackage):
 
     homepage = "https://arrayfire.org/docs/index.htm"
     git = "https://github.com/arrayfire/arrayfire.git"
-    maintainers = ["umar456"]
+    maintainers("umar456")
 
     version("master")
     version("3.8.1", commit="823e8e399fe8c120c6ec7ec75f09e6106b3074ca", tag="v3.8.1")
diff --git a/var/spack/repos/builtin/packages/ascent/package.py b/var/spack/repos/builtin/packages/ascent/package.py
index e50f7aa064..6b9f861b19 100644
--- a/var/spack/repos/builtin/packages/ascent/package.py
+++ b/var/spack/repos/builtin/packages/ascent/package.py
@@ -48,7 +48,7 @@ class Ascent(CMakePackage, CudaPackage):
     url = "https://github.com/Alpine-DAV/ascent/releases/download/v0.5.1/ascent-v0.5.1-src-with-blt.tar.gz"
     tags = ["radiuss", "e4s"]
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     version("develop", branch="develop", submodules=True)
 
diff --git a/var/spack/repos/builtin/packages/asdf-cxx/package.py b/var/spack/repos/builtin/packages/asdf-cxx/package.py
index fda23eee21..840d895799 100644
--- a/var/spack/repos/builtin/packages/asdf-cxx/package.py
+++ b/var/spack/repos/builtin/packages/asdf-cxx/package.py
@@ -12,7 +12,7 @@ class AsdfCxx(CMakePackage):
     homepage = "https://github.com/eschnett/asdf-cxx"
     url = "https://github.com/eschnett/asdf-cxx/archive/version/1.0.0.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("7.2.1", sha256="40864f4f27d3ce8acb5169b57211ce6ac3805f0a6de9c1dfd5f994f4a5beccda")
     version("7.2.0", sha256="faded85d44288afb83f13634d2139adee07e06f7ea60960c6f2ef8d898c0aa09")
diff --git a/var/spack/repos/builtin/packages/asio/package.py b/var/spack/repos/builtin/packages/asio/package.py
index a2558ba44c..544b264d17 100644
--- a/var/spack/repos/builtin/packages/asio/package.py
+++ b/var/spack/repos/builtin/packages/asio/package.py
@@ -14,7 +14,7 @@ class Asio(AutotoolsPackage):
     homepage = "https://think-async.com/Asio/"
     url = "https://github.com/chriskohlhoff/asio/archive/asio-1-18-2.tar.gz"
     git = "https://github.com/chriskohlhoff/asio.git"
-    maintainers = ["msimberg"]
+    maintainers("msimberg")
 
     version("1.21.0", sha256="5d2d2dcb7bfb39bff941cabbfc8c27ee322a495470bf0f3a7c5238648cf5e6a9")
     version("1.20.0", sha256="34a8f07be6f54e3753874d46ecfa9b7ab7051c4e3f67103c52a33dfddaea48e6")
diff --git a/var/spack/repos/builtin/packages/aspect/package.py b/var/spack/repos/builtin/packages/aspect/package.py
index f4b60b4526..14ca9da62f 100644
--- a/var/spack/repos/builtin/packages/aspect/package.py
+++ b/var/spack/repos/builtin/packages/aspect/package.py
@@ -14,7 +14,7 @@ class Aspect(CMakePackage):
     url = "https://github.com/geodynamics/aspect/releases/download/v2.1.0/aspect-2.1.0.tar.gz"
     git = "https://github.com/geodynamics/aspect.git"
 
-    maintainers = ["tjhei"]
+    maintainers("tjhei")
 
     version("develop", branch="main")
     version("2.3.0", sha256="d97885e502e99ca22af3933c3b1c0b30b0b5e4dc0421e7f6e4d6b378e997faf8")
diff --git a/var/spack/repos/builtin/packages/assimp/package.py b/var/spack/repos/builtin/packages/assimp/package.py
index 4e815a4d72..cfd4f95277 100644
--- a/var/spack/repos/builtin/packages/assimp/package.py
+++ b/var/spack/repos/builtin/packages/assimp/package.py
@@ -14,7 +14,7 @@ class Assimp(CMakePackage):
     url = "https://github.com/assimp/assimp/archive/v4.0.1.tar.gz"
     git = "https://github.com/assimp/assimp.git"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     version("master", branch="master")
     version("5.2.4", sha256="6a4ff75dc727821f75ef529cea1c4fc0a7b5fc2e0a0b2ff2f6b7993fe6cb54ba")
diff --git a/var/spack/repos/builtin/packages/atmi/package.py b/var/spack/repos/builtin/packages/atmi/package.py
index 53ad52a0da..4a144693c0 100644
--- a/var/spack/repos/builtin/packages/atmi/package.py
+++ b/var/spack/repos/builtin/packages/atmi/package.py
@@ -18,7 +18,7 @@ class Atmi(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/atmi/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="cc1144e4939cea2944f6c72a21406b9dc5b56d933696494074c280df7469834a")
     version("5.3.0", sha256="dffc0eb0bc1617843e7f728dbd6c8b12326c5c8baa34369aa267aab40f5deb6a")
diff --git a/var/spack/repos/builtin/packages/autodiff/package.py b/var/spack/repos/builtin/packages/autodiff/package.py
index 3d7b06b57f..0b03242f42 100644
--- a/var/spack/repos/builtin/packages/autodiff/package.py
+++ b/var/spack/repos/builtin/packages/autodiff/package.py
@@ -14,7 +14,7 @@ class Autodiff(CMakePackage):
     list_url = "https://github.com/autodiff/autodiff/releases"
     git = "https://github.com/autodiff/autodiff.git"
 
-    maintainers = ["wdconinc", "HadrienG2"]
+    maintainers("wdconinc", "HadrienG2")
 
     version("0.6.4", sha256="cfe0bb7c0de10979caff9d9bfdad7e6267faea2b8d875027397486b47a7edd75")
     version("0.5.13", sha256="a73dc571bcaad6b44f74865fed51af375f5a877db44321b5568d94a4358b77a1")
diff --git a/var/spack/repos/builtin/packages/autodock-gpu/package.py b/var/spack/repos/builtin/packages/autodock-gpu/package.py
index 235608d467..fc25e9ff4b 100644
--- a/var/spack/repos/builtin/packages/autodock-gpu/package.py
+++ b/var/spack/repos/builtin/packages/autodock-gpu/package.py
@@ -16,7 +16,7 @@ class AutodockGpu(MakefilePackage):
     homepage = "https://ccsb.scripps.edu/autodock"
     git = "https://github.com/ccsb-scripps/AutoDock-GPU.git"
 
-    maintainers = ["RemiLacroix-IDRIS"]
+    maintainers("RemiLacroix-IDRIS")
 
     version("develop", branch="develop")
 
diff --git a/var/spack/repos/builtin/packages/aws-ofi-nccl/package.py b/var/spack/repos/builtin/packages/aws-ofi-nccl/package.py
index 2287595b55..c227fa490f 100644
--- a/var/spack/repos/builtin/packages/aws-ofi-nccl/package.py
+++ b/var/spack/repos/builtin/packages/aws-ofi-nccl/package.py
@@ -15,7 +15,7 @@ class AwsOfiNccl(AutotoolsPackage):
     git = "https://github.com/aws/aws-ofi-nccl.git"
     url = "https://github.com/aws/aws-ofi-nccl.git"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("master", branch="master", default=True)
 
diff --git a/var/spack/repos/builtin/packages/aws-ofi-rccl/package.py b/var/spack/repos/builtin/packages/aws-ofi-rccl/package.py
index af7fbb4dc8..4bf14eb89a 100644
--- a/var/spack/repos/builtin/packages/aws-ofi-rccl/package.py
+++ b/var/spack/repos/builtin/packages/aws-ofi-rccl/package.py
@@ -16,7 +16,7 @@ class AwsOfiRccl(AutotoolsPackage):
     url = "https://github.com/ROCmSoftwarePlatform/aws-ofi-rccl.git"
     tags = ["rocm"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("cxi", branch="cxi", default=True)
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/aws-parallelcluster/package.py b/var/spack/repos/builtin/packages/aws-parallelcluster/package.py
index 5a5531dcad..2356e72e52 100644
--- a/var/spack/repos/builtin/packages/aws-parallelcluster/package.py
+++ b/var/spack/repos/builtin/packages/aws-parallelcluster/package.py
@@ -15,7 +15,7 @@ class AwsParallelcluster(PythonPackage):
     homepage = "https://github.com/aws/aws-parallelcluster"
     pypi = "aws-parallelcluster/aws-parallelcluster-2.11.9.tar.gz"
 
-    maintainers = [
+    maintainers(
         "charlesg3",
         "chenwany",
         "demartinofra",
@@ -24,7 +24,7 @@ class AwsParallelcluster(PythonPackage):
         "gmarciani",
         "hanwen-pcluste",
         "lukeseawalker",
-    ]
+    )
 
     version("2.11.9", sha256="615de4d59d9fd56a31d4feb3aeefe685346538a8dd0c1c35b660029f891d4dfd")
     version("2.11.8", sha256="acf33f48f8e48b0bc7be20f539d61baa1e27248765ba355df753bdfca4abd3cb")
diff --git a/var/spack/repos/builtin/packages/axl/package.py b/var/spack/repos/builtin/packages/axl/package.py
index 702fa9431b..4e088fb1ec 100644
--- a/var/spack/repos/builtin/packages/axl/package.py
+++ b/var/spack/repos/builtin/packages/axl/package.py
@@ -22,7 +22,7 @@ class Axl(CMakePackage):
     git = "https://github.com/ecp-veloc/axl.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.7.1", sha256="526a055c072c85cc989beca656717e06b128f148fda8eb19d1d9b43a3325b399")
diff --git a/var/spack/repos/builtin/packages/axom/package.py b/var/spack/repos/builtin/packages/axom/package.py
index 0fda3689e2..d02006d433 100644
--- a/var/spack/repos/builtin/packages/axom/package.py
+++ b/var/spack/repos/builtin/packages/axom/package.py
@@ -32,7 +32,7 @@ class Axom(CachedCMakePackage, CudaPackage, ROCmPackage):
     """Axom provides a robust, flexible software infrastructure for the development
     of multi-physics applications and computational tools."""
 
-    maintainers = ["white238"]
+    maintainers("white238")
 
     homepage = "https://github.com/LLNL/axom"
     git = "https://github.com/LLNL/axom.git"
diff --git a/var/spack/repos/builtin/packages/babelflow/package.py b/var/spack/repos/builtin/packages/babelflow/package.py
index 15c514351b..b52917fca1 100644
--- a/var/spack/repos/builtin/packages/babelflow/package.py
+++ b/var/spack/repos/builtin/packages/babelflow/package.py
@@ -15,7 +15,7 @@ class Babelflow(CMakePackage):
     url = "https://github.com/sci-visus/BabelFlow/archive/v1.1.0.tar.gz"
     git = "https://github.com/sci-visus/BabelFlow.git"
 
-    maintainers = ["spetruzza"]
+    maintainers("spetruzza")
 
     version("1.1.0", sha256="6436b0e6b2f57fbe0cb9127dc9e7f513167de89de2a8c145055434013714989f")
     version("1.0.1", sha256="b7817870b7a1d7ae7ae2eff1a1acec2824675fb856f666d5dc95c41ce453ae91")
diff --git a/var/spack/repos/builtin/packages/babl/package.py b/var/spack/repos/builtin/packages/babl/package.py
index 12b6639402..b409533238 100644
--- a/var/spack/repos/builtin/packages/babl/package.py
+++ b/var/spack/repos/builtin/packages/babl/package.py
@@ -17,7 +17,7 @@ class Babl(MesonPackage):
     homepage = "https://gegl.org/babl"
     url = "https://download.gimp.org/babl/0.1/babl-0.1.98.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("0.1.98", sha256="f3b222f84e462735de63fa9c3651942f2b78fd314c73a22e05ff7c73afd23af1")
     version("0.1.96", sha256="33673fe459a983f411245a49f81fd7f1966af1ea8eca9b095a940c542b8545f6")
diff --git a/var/spack/repos/builtin/packages/bacio/package.py b/var/spack/repos/builtin/packages/bacio/package.py
index 066ddea964..f699d773fb 100644
--- a/var/spack/repos/builtin/packages/bacio/package.py
+++ b/var/spack/repos/builtin/packages/bacio/package.py
@@ -14,12 +14,12 @@ class Bacio(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-bacio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-bacio/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     version("2.5.0", sha256="540a0ed73941d70dbf5d7b21d5d0a441e76fad2bfe37dfdfea0db3e98fc0fbfb")
 
diff --git a/var/spack/repos/builtin/packages/bamutil/package.py b/var/spack/repos/builtin/packages/bamutil/package.py
index b5377b9010..22057ffe43 100644
--- a/var/spack/repos/builtin/packages/bamutil/package.py
+++ b/var/spack/repos/builtin/packages/bamutil/package.py
@@ -15,7 +15,7 @@ class Bamutil(MakefilePackage):
     homepage = "https://genome.sph.umich.edu/wiki/BamUtil"
     url = "https://github.com/statgen/bamUtil/archive/refs/tags/v1.0.15.tar.gz"
     git = "https://github.com/statgen/bamUtil.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.0.15", sha256="24ac4bdb81eded6e33f60dba85ec3d32ebdb06d42f75df775c2632bbfbd8cce9")
     version(
diff --git a/var/spack/repos/builtin/packages/banner/package.py b/var/spack/repos/builtin/packages/banner/package.py
index 3a43217ef8..246f51c548 100644
--- a/var/spack/repos/builtin/packages/banner/package.py
+++ b/var/spack/repos/builtin/packages/banner/package.py
@@ -15,7 +15,7 @@ class Banner(AutotoolsPackage):
     homepage = "https://github.com/pronovic/banner"
     url = "https://github.com/pronovic/banner/archive/refs/tags/BANNER_V1.3.5.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("1.3.5", sha256="fb21c42620a0a668334b5732a6216b23b3990ca5d87cf3b15f0689dc617e7fdc")
 
diff --git a/var/spack/repos/builtin/packages/bart/package.py b/var/spack/repos/builtin/packages/bart/package.py
index 247bd09321..e23b13c5c3 100644
--- a/var/spack/repos/builtin/packages/bart/package.py
+++ b/var/spack/repos/builtin/packages/bart/package.py
@@ -12,7 +12,7 @@ class Bart(MakefilePackage, CudaPackage):
     homepage = "https://mrirecon.github.io/bart/"
     url = "https://github.com/mrirecon/bart/archive/v0.5.00.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("0.7.00", sha256="a16afc4b632c703d95b5c34e47acd82fafc19f51f9aff442373eecfef08bfc41")
     version("0.6.00", sha256="dbbd33d1e3ed3324fe21f90a3b62cb51765fe369f21df100b46a32004928f18d")
diff --git a/var/spack/repos/builtin/packages/barvinok/package.py b/var/spack/repos/builtin/packages/barvinok/package.py
index 268daac655..f39215d995 100644
--- a/var/spack/repos/builtin/packages/barvinok/package.py
+++ b/var/spack/repos/builtin/packages/barvinok/package.py
@@ -10,7 +10,7 @@ class Barvinok(AutotoolsPackage):
     """barvinok is a library for counting the number of integer points in parametric and
     non-parametric polytopes."""
 
-    maintainers = ["vmiheer"]
+    maintainers("vmiheer")
     homepage = "https://barvinok.gforge.inria.fr"
     url = "http://barvinok.gforge.inria.fr/barvinok-0.41.5.tar.bz2"
 
diff --git a/var/spack/repos/builtin/packages/bash/package.py b/var/spack/repos/builtin/packages/bash/package.py
index 44fbfcdd00..64a46a6067 100644
--- a/var/spack/repos/builtin/packages/bash/package.py
+++ b/var/spack/repos/builtin/packages/bash/package.py
@@ -14,7 +14,7 @@ class Bash(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.gnu.org/software/bash/"
     gnu_mirror_path = "bash/bash-5.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("5.2", sha256="a139c166df7ff4471c5e0733051642ee5556c1cc8a4a78f145583c5c81ab32fb")
     version("5.1", sha256="cc012bc860406dcf42f64431bcd3d2fa7560c02915a601aba9cd597a39329baa")
diff --git a/var/spack/repos/builtin/packages/baurmc/package.py b/var/spack/repos/builtin/packages/baurmc/package.py
index 6bf65116d6..218e05f218 100644
--- a/var/spack/repos/builtin/packages/baurmc/package.py
+++ b/var/spack/repos/builtin/packages/baurmc/package.py
@@ -18,7 +18,7 @@ class Baurmc(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.0", sha256="de5027ed2e66028bed890760bee9d869e1e330ac7f7112ee5cb25868cea5c35b")
 
diff --git a/var/spack/repos/builtin/packages/bdsim/package.py b/var/spack/repos/builtin/packages/bdsim/package.py
index 3ab2bc56a5..c5c978da5d 100644
--- a/var/spack/repos/builtin/packages/bdsim/package.py
+++ b/var/spack/repos/builtin/packages/bdsim/package.py
@@ -18,7 +18,7 @@ class Bdsim(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["gganis"]
+    maintainers("gganis")
 
     version("develop", branch="develop")
     version("1.6.0", sha256="e3241d2d097cb4e22249e315c1474da9b3657b9c6893232d9f9e543a5323f717")
diff --git a/var/spack/repos/builtin/packages/beagle/package.py b/var/spack/repos/builtin/packages/beagle/package.py
index 29e5ce9697..d029aa9d4b 100644
--- a/var/spack/repos/builtin/packages/beagle/package.py
+++ b/var/spack/repos/builtin/packages/beagle/package.py
@@ -13,7 +13,7 @@ class Beagle(Package):
     ungenotyped markers."""
 
     homepage = "https://faculty.washington.edu/browning/beagle/beagle.html"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version(
         "5.4",
diff --git a/var/spack/repos/builtin/packages/bear/package.py b/var/spack/repos/builtin/packages/bear/package.py
index 4020713c11..18240c7f33 100644
--- a/var/spack/repos/builtin/packages/bear/package.py
+++ b/var/spack/repos/builtin/packages/bear/package.py
@@ -13,7 +13,7 @@ class Bear(CMakePackage):
     homepage = "https://github.com/rizsotto/Bear"
     git = "git@github.com:rizsotto/Bear.git"
     url = "https://github.com/rizsotto/Bear/archive/2.0.4.tar.gz"
-    maintainers = ["vmiheer", "trws"]
+    maintainers("vmiheer", "trws")
 
     version("3.0.20", sha256="45cfcdab07f824f6c06c9776701156f7a04b23eadd25ecbc88c188789a447cc7")
     version("3.0.19", sha256="2fcfe2c6e029182cfc54ed26b3505c0ef12b0f43df03fb587f335afdc2ca9431")
diff --git a/var/spack/repos/builtin/packages/bedops/package.py b/var/spack/repos/builtin/packages/bedops/package.py
index fb24556584..f9177918a3 100644
--- a/var/spack/repos/builtin/packages/bedops/package.py
+++ b/var/spack/repos/builtin/packages/bedops/package.py
@@ -15,7 +15,7 @@ class Bedops(MakefilePackage):
     homepage = "https://bedops.readthedocs.io"
     url = "https://github.com/bedops/bedops/archive/v2.4.39.tar.gz"
 
-    maintainers = ["jacorvar"]
+    maintainers("jacorvar")
     version("2.4.40", sha256="8c01db76669dc58c595e2e1b9bdb6d462f3363fc569b15c460a63a63b8b6bf30")
     version("2.4.39", sha256="f8bae10c6e1ccfb873be13446c67fc3a54658515fb5071663883f788fc0e4912")
     version("2.4.35", sha256="da0265cf55ef5094834318f1ea4763d7a3ce52a6900e74f532dd7d3088c191fa")
diff --git a/var/spack/repos/builtin/packages/berkeleygw/package.py b/var/spack/repos/builtin/packages/berkeleygw/package.py
index 2e7e672268..ba3dd3ff6d 100644
--- a/var/spack/repos/builtin/packages/berkeleygw/package.py
+++ b/var/spack/repos/builtin/packages/berkeleygw/package.py
@@ -14,7 +14,7 @@ class Berkeleygw(MakefilePackage):
 
     homepage = "https://berkeleygw.org"
 
-    maintainers = ["migueldiascosta"]
+    maintainers("migueldiascosta")
 
     version(
         "3.0.1",
diff --git a/var/spack/repos/builtin/packages/binutils/package.py b/var/spack/repos/builtin/packages/binutils/package.py
index c5a66427f6..48b418bd73 100644
--- a/var/spack/repos/builtin/packages/binutils/package.py
+++ b/var/spack/repos/builtin/packages/binutils/package.py
@@ -14,7 +14,7 @@ class Binutils(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.gnu.org/software/binutils/"
     gnu_mirror_path = "binutils/binutils-2.28.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     tags = ["build-tools", "core-packages"]
 
diff --git a/var/spack/repos/builtin/packages/bitgroomingz/package.py b/var/spack/repos/builtin/packages/bitgroomingz/package.py
index abc45af7fc..0343a2674a 100644
--- a/var/spack/repos/builtin/packages/bitgroomingz/package.py
+++ b/var/spack/repos/builtin/packages/bitgroomingz/package.py
@@ -12,7 +12,7 @@ class Bitgroomingz(CMakePackage):
     homepage = "https://github.com/disheng222/BitGroomingZ"
     git = "https://github.com/disheng222/BitGroomingZ"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("2022-10-14", commit="a018b20cca9f7d6a5396ab36230e4be6ae1cb25b")
diff --git a/var/spack/repos/builtin/packages/blaspp/package.py b/var/spack/repos/builtin/packages/blaspp/package.py
index 78a6c3ed08..e1fc710552 100644
--- a/var/spack/repos/builtin/packages/blaspp/package.py
+++ b/var/spack/repos/builtin/packages/blaspp/package.py
@@ -16,7 +16,7 @@ class Blaspp(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://bitbucket.org/icl/blaspp"
     git = homepage
     url = "https://bitbucket.org/icl/blaspp/downloads/blaspp-2020.09.00.tar.gz"
-    maintainers = ["teonnik", "Sely85", "G-Ragghianti", "mgates3"]
+    maintainers("teonnik", "Sely85", "G-Ragghianti", "mgates3")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/blast-plus/package.py b/var/spack/repos/builtin/packages/blast-plus/package.py
index bfb689655d..e82407eddc 100644
--- a/var/spack/repos/builtin/packages/blast-plus/package.py
+++ b/var/spack/repos/builtin/packages/blast-plus/package.py
@@ -12,7 +12,7 @@ class BlastPlus(AutotoolsPackage):
     homepage = "https://blast.ncbi.nlm.nih.gov/"
     url = "https://ftp.ncbi.nlm.nih.gov/blast/executables/blast+/2.13.0/ncbi-blast-2.13.0+-src.tar.gz"
 
-    maintainers = ["weijianwen"]
+    maintainers("weijianwen")
 
     version("2.13.0", sha256="89553714d133daf28c477f83d333794b3c62e4148408c072a1b4620e5ec4feb2")
     version("2.12.0", sha256="fda3c9c9d488cad6c1880a98a236d842bcf3610e3e702af61f7a48cf0a714b88")
diff --git a/var/spack/repos/builtin/packages/blat/package.py b/var/spack/repos/builtin/packages/blat/package.py
index 08471408b4..477cd21ad8 100644
--- a/var/spack/repos/builtin/packages/blat/package.py
+++ b/var/spack/repos/builtin/packages/blat/package.py
@@ -12,7 +12,7 @@ class Blat(Package):
 
     homepage = "https://genome.ucsc.edu/FAQ/FAQblat.html"
     url = "https://genome-test.gi.ucsc.edu/~kent/src/blatSrc35.zip"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("37", sha256="88ee2b272d42ab77687c61d200b11f1d58443951069feb7e10226a2509f84cf2")
     version("35", sha256="06d9bcf114ec4a4b21fef0540a0532556b6602322a5a2b33f159dc939ae53620")
diff --git a/var/spack/repos/builtin/packages/blaze/package.py b/var/spack/repos/builtin/packages/blaze/package.py
index a3561ff840..0e6abb6b79 100644
--- a/var/spack/repos/builtin/packages/blaze/package.py
+++ b/var/spack/repos/builtin/packages/blaze/package.py
@@ -19,7 +19,7 @@ class Blaze(CMakePackage):
     url = "https://bitbucket.org/blaze-lib/blaze/downloads/blaze-3.8.tar.gz"
     git = "https://bitbucket.org/blaze-lib/blaze.git"
 
-    maintainers = ["nilsvu"]
+    maintainers("nilsvu")
 
     version("master", branch="master")
     version("3.8", sha256="dfaae1a3a9fea0b3cc92e78c9858dcc6c93301d59f67de5d388a3a41c8a629ae")
diff --git a/var/spack/repos/builtin/packages/blt/package.py b/var/spack/repos/builtin/packages/blt/package.py
index 795f0318e8..95e1d5b0ae 100644
--- a/var/spack/repos/builtin/packages/blt/package.py
+++ b/var/spack/repos/builtin/packages/blt/package.py
@@ -15,7 +15,7 @@ class Blt(Package):
     git = "https://github.com/LLNL/blt.git"
     tags = ["radiuss"]
 
-    maintainers = ["white238", "davidbeckingsale"]
+    maintainers("white238", "davidbeckingsale")
 
     version("develop", branch="develop")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/bmi/package.py b/var/spack/repos/builtin/packages/bmi/package.py
index 51d3c054cc..f8876dbefa 100644
--- a/var/spack/repos/builtin/packages/bmi/package.py
+++ b/var/spack/repos/builtin/packages/bmi/package.py
@@ -13,7 +13,7 @@ class Bmi(AutotoolsPackage):
     git = "https://github.com/radix-io/bmi.git"
     url = "https://github.com/radix-io/bmi/archive/v2.8.1.tar.gz"
 
-    maintainers = ["carns"]
+    maintainers("carns")
 
     version("main", branch="main")
     version("2.8.1", sha256="28aa4341f0456cf20ee762f712d7c749ab8f864003329f9327c18ea03fc7ffdb")
diff --git a/var/spack/repos/builtin/packages/bml/package.py b/var/spack/repos/builtin/packages/bml/package.py
index c158c8c023..ae42974be3 100644
--- a/var/spack/repos/builtin/packages/bml/package.py
+++ b/var/spack/repos/builtin/packages/bml/package.py
@@ -15,7 +15,7 @@ class Bml(CMakePackage):
     url = "https://github.com/lanl/bml/archive/refs/tags/v2.2.0.tar.gz"
     git = "https://github.com/lanl/bml.git"
 
-    maintainers = ["jeanlucf22"]
+    maintainers("jeanlucf22")
 
     version("master", branch="master")
     version("2.2.0", sha256="41703eee605bcb0ce3bcb5dde5914363aaa382393138ab24f02acf84f670fad0")
diff --git a/var/spack/repos/builtin/packages/bohrium/package.py b/var/spack/repos/builtin/packages/bohrium/package.py
index d5c2fd591a..65b9e06590 100644
--- a/var/spack/repos/builtin/packages/bohrium/package.py
+++ b/var/spack/repos/builtin/packages/bohrium/package.py
@@ -19,7 +19,7 @@ class Bohrium(CMakePackage, CudaPackage):
     url = "https://github.com/bh107/bohrium/archive/v0.9.0.tar.gz"
     git = "https://github.com/bh107/bohrium.git"
 
-    maintainers = ["mfherbst"]
+    maintainers("mfherbst")
 
     #
     # Versions
diff --git a/var/spack/repos/builtin/packages/bolt/package.py b/var/spack/repos/builtin/packages/bolt/package.py
index ba5fcb27b2..acffd87afc 100644
--- a/var/spack/repos/builtin/packages/bolt/package.py
+++ b/var/spack/repos/builtin/packages/bolt/package.py
@@ -24,7 +24,7 @@ class Bolt(CMakePackage):
     homepage = "https://www.bolt-omp.org/"
     url = "https://github.com/pmodels/bolt/releases/download/v1.0b1/bolt-1.0b1.tar.gz"
     git = "https://github.com/pmodels/bolt.git"
-    maintainers = ["shintaro-iwasaki"]
+    maintainers("shintaro-iwasaki")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/boost/package.py b/var/spack/repos/builtin/packages/boost/package.py
index db7d2f902e..f3a60da178 100644
--- a/var/spack/repos/builtin/packages/boost/package.py
+++ b/var/spack/repos/builtin/packages/boost/package.py
@@ -24,7 +24,7 @@ class Boost(Package):
     git = "https://github.com/boostorg/boost.git"
     list_url = "https://sourceforge.net/projects/boost/files/boost/"
     list_depth = 1
-    maintainers = ["hainest"]
+    maintainers("hainest")
 
     version("develop", branch="develop", submodules=True)
     version("1.80.0", sha256="1e19565d82e43bc59209a168f5ac899d3ba471d55c7610c677d4ccf2c9c500c0")
diff --git a/var/spack/repos/builtin/packages/botan/package.py b/var/spack/repos/builtin/packages/botan/package.py
index 3d2838ba1f..53f0ff0ad3 100644
--- a/var/spack/repos/builtin/packages/botan/package.py
+++ b/var/spack/repos/builtin/packages/botan/package.py
@@ -12,7 +12,7 @@ class Botan(MakefilePackage):
     homepage = "https://botan.randombit.net/"
     url = "https://botan.randombit.net/releases/Botan-2.13.0.tar.xz"
 
-    maintainers = ["aumuell"]
+    maintainers("aumuell")
 
     version("2.19.1", sha256="e26e00cfefda64082afdd540d3c537924f645d6a674afed2cd171005deff5560")
     version("2.19.0", sha256="240d9e56e6acb91ef4cf06a8a1c6c0f101c61d40cf48cccf139faef821d7040b")
diff --git a/var/spack/repos/builtin/packages/bpp-core/package.py b/var/spack/repos/builtin/packages/bpp-core/package.py
index 89c964230d..6a64270dc2 100644
--- a/var/spack/repos/builtin/packages/bpp-core/package.py
+++ b/var/spack/repos/builtin/packages/bpp-core/package.py
@@ -12,7 +12,7 @@ class BppCore(CMakePackage):
     homepage = "http://biopp.univ-montp2.fr/wiki/index.php/Installation"
     url = "https://github.com/BioPP/bpp-core/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.4.1", sha256="1150b8ced22cff23dd4770d7c23fad11239070b44007740e77407f0d746c0af6")
     version(
diff --git a/var/spack/repos/builtin/packages/bpp-phyl/package.py b/var/spack/repos/builtin/packages/bpp-phyl/package.py
index 91fab02129..62468fe869 100644
--- a/var/spack/repos/builtin/packages/bpp-phyl/package.py
+++ b/var/spack/repos/builtin/packages/bpp-phyl/package.py
@@ -12,7 +12,7 @@ class BppPhyl(CMakePackage):
     homepage = "http://biopp.univ-montp2.fr/wiki/index.php/Installation"
     url = "https://github.com/BioPP/bpp-phyl/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.4.1", sha256="e7bf7d4570f756b7773904ffa600ffcd77c965553ddb5cbc252092d1da962ff2")
     version(
diff --git a/var/spack/repos/builtin/packages/bpp-popgen/package.py b/var/spack/repos/builtin/packages/bpp-popgen/package.py
index 7931b97ce0..cd22a5115d 100644
--- a/var/spack/repos/builtin/packages/bpp-popgen/package.py
+++ b/var/spack/repos/builtin/packages/bpp-popgen/package.py
@@ -12,7 +12,7 @@ class BppPopgen(CMakePackage):
     homepage = "https://https://github.com/BioPP/bpp-popgen"
     url = "https://github.com/BioPP/bpp-popgen/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.4.1", sha256="03b57d71a63c8fa7f11c085e531d0d691fc1d40d4ea541070dabde0ab3baf413")
 
diff --git a/var/spack/repos/builtin/packages/bpp-seq/package.py b/var/spack/repos/builtin/packages/bpp-seq/package.py
index 07d0b315e4..16c747fc0f 100644
--- a/var/spack/repos/builtin/packages/bpp-seq/package.py
+++ b/var/spack/repos/builtin/packages/bpp-seq/package.py
@@ -12,7 +12,7 @@ class BppSeq(CMakePackage):
     homepage = "http://biopp.univ-montp2.fr/wiki/index.php/Installation"
     url = "https://github.com/BioPP/bpp-seq/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.4.1", sha256="dbfcb04803e4b7f08f9f159da8a947c91906c3ca8b20683ac193f6dc524d4655")
     version(
diff --git a/var/spack/repos/builtin/packages/bpp-suite/package.py b/var/spack/repos/builtin/packages/bpp-suite/package.py
index 047f9a2385..4e6630dd90 100644
--- a/var/spack/repos/builtin/packages/bpp-suite/package.py
+++ b/var/spack/repos/builtin/packages/bpp-suite/package.py
@@ -13,7 +13,7 @@ class BppSuite(CMakePackage):
     homepage = "http://biopp.univ-montp2.fr/wiki/index.php/BppSuite"
     url = "https://github.com/BioPP/bppsuite/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.4.1", sha256="0485adcc17e37439069d27e4fac144e5ae38036ba21f31e6d21f070ce4ea5199")
     version(
diff --git a/var/spack/repos/builtin/packages/bricks/package.py b/var/spack/repos/builtin/packages/bricks/package.py
index e4ff40f659..e3419602cf 100644
--- a/var/spack/repos/builtin/packages/bricks/package.py
+++ b/var/spack/repos/builtin/packages/bricks/package.py
@@ -19,7 +19,7 @@ class Bricks(CMakePackage):
     test_requires_compiler = True
 
     # List of GitHub accounts to notify when the package is updated.
-    maintainers = ["ztuowen", "drhansj"]
+    maintainers("ztuowen", "drhansj")
 
     version("r0.1", branch="r0.1")
 
diff --git a/var/spack/repos/builtin/packages/brigand/package.py b/var/spack/repos/builtin/packages/brigand/package.py
index 2e6774b9c3..694d613b6a 100644
--- a/var/spack/repos/builtin/packages/brigand/package.py
+++ b/var/spack/repos/builtin/packages/brigand/package.py
@@ -14,7 +14,7 @@ class Brigand(CMakePackage):
     url = "https://github.com/edouarda/brigand/archive/1.0.0.tar.gz"
     git = "https://github.com/edouarda/brigand.git"
 
-    maintainers = ["nilsvu"]
+    maintainers("nilsvu")
 
     version("master", branch="master")
     version("1.3.0", sha256="2468107c5b9ab0b56d84797dfc6636d0aae0507ae9cd6cb1acc1de85e5787acd")
diff --git a/var/spack/repos/builtin/packages/btop/package.py b/var/spack/repos/builtin/packages/btop/package.py
index b850907f45..75021afed9 100644
--- a/var/spack/repos/builtin/packages/btop/package.py
+++ b/var/spack/repos/builtin/packages/btop/package.py
@@ -13,7 +13,7 @@ class Btop(MakefilePackage):
     homepage = "https://github.com/aristocratos/btop#documents"
     url = "https://github.com/aristocratos/btop/archive/refs/tags/v1.2.13.tar.gz"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.2.13", sha256="668dc4782432564c35ad0d32748f972248cc5c5448c9009faeb3445282920e02")
 
diff --git a/var/spack/repos/builtin/packages/bubblewrap/package.py b/var/spack/repos/builtin/packages/bubblewrap/package.py
index ab05e7d969..06ebc03578 100644
--- a/var/spack/repos/builtin/packages/bubblewrap/package.py
+++ b/var/spack/repos/builtin/packages/bubblewrap/package.py
@@ -13,7 +13,7 @@ class Bubblewrap(AutotoolsPackage):
     url = (
         "https://github.com/containers/bubblewrap/releases/download/v0.3.0/bubblewrap-0.3.0.tar.xz"
     )
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.7.0", sha256="764ab7100bd037ea53d440d362e099d7a425966bc62d1f00ab26b8fbb882a9dc")
     version("0.6.2", sha256="8a0ec802d1b3e956c5bb0a40a81c9ce0b055a31bf30a8efa547433603b8af20b")
diff --git a/var/spack/repos/builtin/packages/bucky/package.py b/var/spack/repos/builtin/packages/bucky/package.py
index 17e34a2b39..5bd0c9fdf6 100644
--- a/var/spack/repos/builtin/packages/bucky/package.py
+++ b/var/spack/repos/builtin/packages/bucky/package.py
@@ -14,7 +14,7 @@ class Bucky(MakefilePackage):
 
     homepage = "https://www.stat.wisc.edu/~ane/bucky/index.html"
     url = "http://dstats.net/download/http://www.stat.wisc.edu/~ane/bucky/v1.4/bucky-1.4.4.tgz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.4.4", sha256="1621fee0d42314d9aa45d0082b358d4531e7d1d1a0089c807c1b21fbdc4e4592")
 
diff --git a/var/spack/repos/builtin/packages/bueno/package.py b/var/spack/repos/builtin/packages/bueno/package.py
index 5af142f54e..2fbb843251 100644
--- a/var/spack/repos/builtin/packages/bueno/package.py
+++ b/var/spack/repos/builtin/packages/bueno/package.py
@@ -13,7 +13,7 @@ class Bueno(PythonPackage):
     url = "https://github.com/lanl/bueno/archive/refs/tags/v0.0.1.tar.gz"
     git = "https://github.com/lanl/bueno.git"
 
-    maintainers = ["rbberger"]
+    maintainers("rbberger")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/bufr/package.py b/var/spack/repos/builtin/packages/bufr/package.py
index ecc90ef000..603fbcdaa0 100644
--- a/var/spack/repos/builtin/packages/bufr/package.py
+++ b/var/spack/repos/builtin/packages/bufr/package.py
@@ -17,13 +17,13 @@ class Bufr(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-bufr"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-bufr/archive/refs/tags/bufr_v11.5.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "edwardhartnett",
         "Hang-Lei-NOAA",
         "jbathegit",
-    ]
+    )
 
     version("11.7.1", sha256="6533ce6eaa6b02c0cb5424cfbc086ab120ccebac3894980a4daafd4dfadd71f8")
     version("11.7.0", sha256="6a76ae8e7682bbc790321bf80c2f9417775c5b01a5c4f10763df92e01b20b9ca")
diff --git a/var/spack/repos/builtin/packages/busco/package.py b/var/spack/repos/builtin/packages/busco/package.py
index 5d65ad9c6c..de8e7d94e2 100644
--- a/var/spack/repos/builtin/packages/busco/package.py
+++ b/var/spack/repos/builtin/packages/busco/package.py
@@ -13,7 +13,7 @@ class Busco(PythonPackage):
     homepage = "https://busco.ezlab.org/"
     url = "https://gitlab.com/api/v4/projects/ezlab%2Fbusco/repository/archive.tar.gz?sha=2.0.1"
     git = "https://gitlab.com/ezlab/busco.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("5.4.3", sha256="8b92dcc32691f7c1629aaaa7bd54f96073273ba7de5a3a8586fe552c51a9d36a")
     version("4.1.3", sha256="08ded26aeb4f6aef791cd88524c3c00792a054c7672ea05219f468d495e7b072")
diff --git a/var/spack/repos/builtin/packages/butterflypack/package.py b/var/spack/repos/builtin/packages/butterflypack/package.py
index aabecd82c6..63bbaa79a5 100644
--- a/var/spack/repos/builtin/packages/butterflypack/package.py
+++ b/var/spack/repos/builtin/packages/butterflypack/package.py
@@ -23,7 +23,7 @@ class Butterflypack(CMakePackage):
     homepage = "https://github.com/liuyangzhuan/ButterflyPACK"
     git = "https://github.com/liuyangzhuan/ButterflyPACK.git"
     url = "https://github.com/liuyangzhuan/ButterflyPACK/archive/v2.2.0.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("master", branch="master")
     version("2.2.2", sha256="73f67073e4291877f1eee19483a8a7b3c761eaf79a75805d52105ceedead85ea")
diff --git a/var/spack/repos/builtin/packages/byobu/package.py b/var/spack/repos/builtin/packages/byobu/package.py
index 2fdc8a8b16..5383042722 100644
--- a/var/spack/repos/builtin/packages/byobu/package.py
+++ b/var/spack/repos/builtin/packages/byobu/package.py
@@ -13,7 +13,7 @@ class Byobu(AutotoolsPackage):
     homepage = "https://www.byobu.co/"
     url = "https://launchpad.net/byobu/trunk/5.123/+download/byobu_5.123.orig.tar.gz"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("5.131", sha256="77ac751ae79d8e3f0377ac64b64bc9738fa68d68466b8d2ff652b63b1d985e52")
     version("5.127", sha256="4bafc7cb69ff5b0ab6998816d58cd1ef7175e5de75abc1dd7ffd6d5288a4f63b")
diff --git a/var/spack/repos/builtin/packages/c-blosc2/package.py b/var/spack/repos/builtin/packages/c-blosc2/package.py
index 8578b0eef1..8b824ab258 100644
--- a/var/spack/repos/builtin/packages/c-blosc2/package.py
+++ b/var/spack/repos/builtin/packages/c-blosc2/package.py
@@ -14,7 +14,7 @@ class CBlosc2(CMakePackage):
     url = "https://github.com/Blosc/c-blosc2/archive/refs/tags/v2.0.1.tar.gz"
     git = "https://github.com/Blosc/c-blosc2.git"
 
-    maintainers = ["ax3l", "robert-mijakovic"]
+    maintainers("ax3l", "robert-mijakovic")
 
     version("develop", branch="master")
     version("2.2.0", sha256="66f9977de26d6bc9ea1c0e623d873c3225e4fff709aa09b3335fd09d41d57c0e")
diff --git a/var/spack/repos/builtin/packages/ca-certificates-mozilla/package.py b/var/spack/repos/builtin/packages/ca-certificates-mozilla/package.py
index 7e74557971..21d108c824 100644
--- a/var/spack/repos/builtin/packages/ca-certificates-mozilla/package.py
+++ b/var/spack/repos/builtin/packages/ca-certificates-mozilla/package.py
@@ -12,7 +12,7 @@ class CaCertificatesMozilla(Package):
     homepage = "https://curl.se/docs/caextract.html"
     url = "https://curl.se/ca/cacert-2021-04-13.pem"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version(
         "2023-01-10",
diff --git a/var/spack/repos/builtin/packages/cabana/package.py b/var/spack/repos/builtin/packages/cabana/package.py
index fa1e89c87a..6607c02775 100644
--- a/var/spack/repos/builtin/packages/cabana/package.py
+++ b/var/spack/repos/builtin/packages/cabana/package.py
@@ -14,7 +14,7 @@ class Cabana(CMakePackage):
     git = "https://github.com/ECP-copa/Cabana.git"
     url = "https://github.com/ECP-copa/Cabana/archive/0.5.0.tar.gz"
 
-    maintainers = ["junghans", "streeve", "sslattery"]
+    maintainers("junghans", "streeve", "sslattery")
 
     tags = ["e4s", "ecp"]
 
diff --git a/var/spack/repos/builtin/packages/caliper/package.py b/var/spack/repos/builtin/packages/caliper/package.py
index 5b400bdcb7..275e3c9e3b 100644
--- a/var/spack/repos/builtin/packages/caliper/package.py
+++ b/var/spack/repos/builtin/packages/caliper/package.py
@@ -23,7 +23,7 @@ class Caliper(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://github.com/LLNL/Caliper/archive/v2.9.0.tar.gz"
     tags = ["e4s", "radiuss"]
 
-    maintainers = ["daboehme"]
+    maintainers("daboehme")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/callflow/package.py b/var/spack/repos/builtin/packages/callflow/package.py
index a97437000c..3c4d70f059 100644
--- a/var/spack/repos/builtin/packages/callflow/package.py
+++ b/var/spack/repos/builtin/packages/callflow/package.py
@@ -15,7 +15,7 @@ class Callflow(PythonPackage):
     url = "https://github.com/LLNL/CallFlow/archive/v1.1.0.tar.gz"
     git = "https://github.com/LLNL/CallFlow.git"
 
-    maintainers = ["bhatiaharsh", "jarusified"]
+    maintainers("bhatiaharsh", "jarusified")
 
     version("develop", branch="develop")
     version("1.1.2", sha256="60d2327843469f42be9366ff31d7a6afc85021af4e38b7d6704b2d8c3da7ed36")
diff --git a/var/spack/repos/builtin/packages/camellia/package.py b/var/spack/repos/builtin/packages/camellia/package.py
index 38215d0386..85ce4b118c 100644
--- a/var/spack/repos/builtin/packages/camellia/package.py
+++ b/var/spack/repos/builtin/packages/camellia/package.py
@@ -14,7 +14,7 @@ class Camellia(CMakePackage):
     homepage = "https://bitbucket.org/nateroberts/Camellia"
     git = "https://bitbucket.org/nateroberts/camellia.git"
 
-    maintainers = ["CamelliaDPG"]
+    maintainers("CamelliaDPG")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/camp/package.py b/var/spack/repos/builtin/packages/camp/package.py
index 9552b9af22..d15c6427b5 100644
--- a/var/spack/repos/builtin/packages/camp/package.py
+++ b/var/spack/repos/builtin/packages/camp/package.py
@@ -36,7 +36,7 @@ class Camp(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/camp.git"
     url = "https://github.com/LLNL/camp/archive/v0.1.0.tar.gz"
 
-    maintainers = ["trws"]
+    maintainers("trws")
 
     version("main", branch="main", submodules="True")
     version("2022.03.2", sha256="bc4aaeacfe8f2912e28f7a36fc731ab9e481bee15f2c6daf0cb208eed3f201eb")
diff --git a/var/spack/repos/builtin/packages/cans/package.py b/var/spack/repos/builtin/packages/cans/package.py
index 2a07393c79..6d561493ae 100644
--- a/var/spack/repos/builtin/packages/cans/package.py
+++ b/var/spack/repos/builtin/packages/cans/package.py
@@ -18,7 +18,7 @@ class Cans(MakefilePackage):
     homepage = "https://github.com/p-costa/CaNS"
     url = "https://github.com/p-costa/CaNS/archive/refs/tags/v1.1.4.tar.gz"
 
-    maintainers = ["lhxone", "p-costa", "nscapin", "GabrieleBoga"]
+    maintainers("lhxone", "p-costa", "nscapin", "GabrieleBoga")
 
     version("1.1.4", sha256="8334c67810472edc18d5403a0bcb27fd57a620722c1e8c317518db4506867b81")
     version("1.1.3", sha256="01fa42e51ddcf6161fb63a124a0f2218c67f85ff4cc5236b995a5650d85e7615")
diff --git a/var/spack/repos/builtin/packages/capnproto/package.py b/var/spack/repos/builtin/packages/capnproto/package.py
index 436dfffa7d..e8d95b7eed 100644
--- a/var/spack/repos/builtin/packages/capnproto/package.py
+++ b/var/spack/repos/builtin/packages/capnproto/package.py
@@ -15,7 +15,7 @@ class Capnproto(AutotoolsPackage):
     url = "https://github.com/capnproto/capnproto/archive/refs/tags/v0.8.0.tar.gz"
     git = "https://github.com/capnproto/capnproto"
 
-    maintainers = ["alexrobomind"]
+    maintainers("alexrobomind")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/cardioid/package.py b/var/spack/repos/builtin/packages/cardioid/package.py
index 7ccd17f16f..54e1c99ac0 100644
--- a/var/spack/repos/builtin/packages/cardioid/package.py
+++ b/var/spack/repos/builtin/packages/cardioid/package.py
@@ -11,7 +11,7 @@ class Cardioid(CMakePackage):
 
     homepage = "https://baasic.llnl.gov/comp-bio/cardioid-code.php"
     git = "https://github.com/LLNL/cardioid.git"
-    maintainers = ["rblake-llnl"]
+    maintainers("rblake-llnl")
 
     version("develop", branch="master")
     version("elecfem", branch="elec-fem")
diff --git a/var/spack/repos/builtin/packages/casacore/package.py b/var/spack/repos/builtin/packages/casacore/package.py
index 0bc251df48..7fe08db297 100644
--- a/var/spack/repos/builtin/packages/casacore/package.py
+++ b/var/spack/repos/builtin/packages/casacore/package.py
@@ -15,7 +15,7 @@ class Casacore(CMakePackage):
     homepage = "https://github.com/casacore/casacore"
     url = "https://github.com/casacore/casacore/archive/v2.4.1.tar.gz"
 
-    maintainers = ["mpokorny"]
+    maintainers("mpokorny")
 
     version("3.4.0", sha256="31f02ad2e26f29bab4a47a2a69e049d7bc511084a0b8263360e6157356f92ae1")
     version("3.3.0", sha256="3a714644b908ef6e81489b792cc9b80f6d8267a275e15d38a42a6a5137d39d3d")
diff --git a/var/spack/repos/builtin/packages/catalyst/package.py b/var/spack/repos/builtin/packages/catalyst/package.py
index 72cb74f593..262236839b 100644
--- a/var/spack/repos/builtin/packages/catalyst/package.py
+++ b/var/spack/repos/builtin/packages/catalyst/package.py
@@ -23,7 +23,7 @@ class Catalyst(CMakePackage):
     homepage = "http://www.paraview.org"
     url = "https://www.paraview.org/files/v5.6/ParaView-v5.6.0.tar.xz"
 
-    maintainers = ["chuckatkins", "danlipsa"]
+    maintainers("chuckatkins", "danlipsa")
 
     version("5.6.0", sha256="5b49cb96ab78eee0427e25200530ac892f9a3da7725109ce1790f8010cb5b377")
 
diff --git a/var/spack/repos/builtin/packages/catch2/package.py b/var/spack/repos/builtin/packages/catch2/package.py
index 478a575fdb..8df064cb9c 100644
--- a/var/spack/repos/builtin/packages/catch2/package.py
+++ b/var/spack/repos/builtin/packages/catch2/package.py
@@ -13,7 +13,7 @@ class Catch2(CMakePackage):
     homepage = "https://github.com/catchorg/Catch2"
     url = "https://github.com/catchorg/Catch2/archive/v2.9.1.tar.gz"
     git = "https://github.com/catchorg/Catch2.git"
-    maintainers = ["ax3l", "AndrewGaspar"]
+    maintainers("ax3l", "AndrewGaspar")
 
     # In-Development
     version("develop", branch="devel")
diff --git a/var/spack/repos/builtin/packages/ccache/package.py b/var/spack/repos/builtin/packages/ccache/package.py
index 224f63ac16..1112d67a45 100644
--- a/var/spack/repos/builtin/packages/ccache/package.py
+++ b/var/spack/repos/builtin/packages/ccache/package.py
@@ -15,7 +15,7 @@ class Ccache(CMakePackage):
 
     homepage = "https://ccache.dev/"
     url = "https://github.com/ccache/ccache/releases/download/v4.2.1/ccache-4.2.1.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     tags = ["build-tools"]
 
diff --git a/var/spack/repos/builtin/packages/ccls/package.py b/var/spack/repos/builtin/packages/ccls/package.py
index c373d4d93a..2918e5a96e 100644
--- a/var/spack/repos/builtin/packages/ccls/package.py
+++ b/var/spack/repos/builtin/packages/ccls/package.py
@@ -13,7 +13,7 @@ class Ccls(CMakePackage):
     git = "https://github.com/MaskRay/ccls.git"
     url = "https://github.com/MaskRay/ccls/archive/0.20201025.tar.gz"
 
-    maintainers = ["jacobmerson"]
+    maintainers("jacobmerson")
 
     version(
         "0.20210330", sha256="28c228f49dfc0f23cb5d581b7de35792648f32c39f4ca35f68ff8c9cb5ce56c2"
diff --git a/var/spack/repos/builtin/packages/cctools/package.py b/var/spack/repos/builtin/packages/cctools/package.py
index 569a7e7bca..14d107051a 100644
--- a/var/spack/repos/builtin/packages/cctools/package.py
+++ b/var/spack/repos/builtin/packages/cctools/package.py
@@ -16,7 +16,7 @@ class Cctools(AutotoolsPackage):
 
     homepage = "https://cctools.readthedocs.io"
     url = "https://ccl.cse.nd.edu/software/files/cctools-7.4.2-source.tar.gz"
-    maintainers = ["dthain", "btovar"]
+    maintainers("dthain", "btovar")
 
     version("7.4.2", sha256="7c8c86f09bcb9ad23ab44e52dfb5bf3a4e4a1ad84ef51e500a9c8c2371770f4b")
     version("7.2.10", sha256="4a604329896ae5e0fad7451a3814f531ff2f00a41c96e971ac08276208aa1650")
diff --git a/var/spack/repos/builtin/packages/cddlib/package.py b/var/spack/repos/builtin/packages/cddlib/package.py
index 8831578114..1f6966f7bf 100644
--- a/var/spack/repos/builtin/packages/cddlib/package.py
+++ b/var/spack/repos/builtin/packages/cddlib/package.py
@@ -15,7 +15,7 @@ class Cddlib(AutotoolsPackage):
 
     homepage = "https://people.inf.ethz.ch/fukudak/cdd_home"
     url = "https://github.com/cddlib/cddlib/archive/refs/tags/0.94m.tar.gz"
-    maintainers = ["NessieCanCode"]
+    maintainers("NessieCanCode")
     version("0.94m", sha256="70dffdb3369b8704dc75428a1b3c42ab9047b81ce039f12f427e2eb2b1b0dee2")
     version("0.94h", sha256="7382782c3834214b022c8b2898ed775a7bf915f2cb2acb73fa045d6fd9a3de33")
 
diff --git a/var/spack/repos/builtin/packages/cdo/package.py b/var/spack/repos/builtin/packages/cdo/package.py
index 3ff529f0de..edeff28395 100644
--- a/var/spack/repos/builtin/packages/cdo/package.py
+++ b/var/spack/repos/builtin/packages/cdo/package.py
@@ -18,7 +18,7 @@ class Cdo(AutotoolsPackage):
     url = "https://code.mpimet.mpg.de/attachments/download/12760/cdo-1.7.2.tar.gz"
     list_url = "https://code.mpimet.mpg.de/projects/cdo/files"
 
-    maintainers = ["skosukhin", "Try2Code"]
+    maintainers("skosukhin", "Try2Code")
 
     version(
         "2.1.1",
diff --git a/var/spack/repos/builtin/packages/ceed/package.py b/var/spack/repos/builtin/packages/ceed/package.py
index 064b6d848d..a93649587b 100644
--- a/var/spack/repos/builtin/packages/ceed/package.py
+++ b/var/spack/repos/builtin/packages/ceed/package.py
@@ -16,7 +16,7 @@ class Ceed(BundlePackage, CudaPackage, ROCmPackage):
 
     homepage = "https://ceed.exascaleproject.org"
 
-    maintainers = ["jedbrown", "v-dobrev", "tzanio"]
+    maintainers("jedbrown", "v-dobrev", "tzanio")
 
     version("5.0.0")
     version("4.0.0")
diff --git a/var/spack/repos/builtin/packages/celeritas/package.py b/var/spack/repos/builtin/packages/celeritas/package.py
index f515c6d469..188cf554ff 100644
--- a/var/spack/repos/builtin/packages/celeritas/package.py
+++ b/var/spack/repos/builtin/packages/celeritas/package.py
@@ -15,7 +15,7 @@ class Celeritas(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/celeritas-project/celeritas"
     url = "https://github.com/celeritas-project/celeritas/releases/download/v0.1.0/celeritas-0.1.0.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("0.2.0", sha256="12af28fda0e482a9eba89781b4ead445cf6f170bc1b8d88cc814e49b1ec09e9f")
     version("0.1.4", sha256="ea82a03fc750a2a805f87afd9ac944109dd7537edb5c0c370f93d332d4cd47db")
diff --git a/var/spack/repos/builtin/packages/cernlib/package.py b/var/spack/repos/builtin/packages/cernlib/package.py
index ee166b7ee4..07e7371620 100644
--- a/var/spack/repos/builtin/packages/cernlib/package.py
+++ b/var/spack/repos/builtin/packages/cernlib/package.py
@@ -13,7 +13,7 @@ class Cernlib(CMakePackage):
     homepage = "https://cernlib.web.cern.ch"
     url = "https://cernlib.web.cern.ch/cernlib/download/2022_source/tar/cernlib-2022.11.08.0-free.tar.gz"
 
-    maintainers = ["andriish"]
+    maintainers("andriish")
 
     version(
         "2022.11.08.0-free",
diff --git a/var/spack/repos/builtin/packages/cgdb/package.py b/var/spack/repos/builtin/packages/cgdb/package.py
index 62375f645d..edf8da37f2 100644
--- a/var/spack/repos/builtin/packages/cgdb/package.py
+++ b/var/spack/repos/builtin/packages/cgdb/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class Cgdb(AutotoolsPackage):
     """A curses front-end to GDB"""
 
-    maintainers = ["tuxfan"]
+    maintainers("tuxfan")
     homepage = "https://cgdb.github.io"
     url = "https://cgdb.me/files/cgdb-0.7.1.tar.gz"
     git = "https://github.com/cgdb/cgdb.git"
diff --git a/var/spack/repos/builtin/packages/cgns/package.py b/var/spack/repos/builtin/packages/cgns/package.py
index 8ee6eabae8..f4a8869a9b 100644
--- a/var/spack/repos/builtin/packages/cgns/package.py
+++ b/var/spack/repos/builtin/packages/cgns/package.py
@@ -16,7 +16,7 @@ class Cgns(CMakePackage):
     homepage = "https://cgns.github.io/"
     url = "https://github.com/CGNS/CGNS/archive/v4.3.0.tar.gz"
     git = "https://github.com/CGNS/CGNS"
-    maintainers = ["gsjaardema"]
+    maintainers("gsjaardema")
 
     parallel = False
 
diff --git a/var/spack/repos/builtin/packages/chaco/package.py b/var/spack/repos/builtin/packages/chaco/package.py
index 9e95fdd162..e78ef4f70e 100644
--- a/var/spack/repos/builtin/packages/chaco/package.py
+++ b/var/spack/repos/builtin/packages/chaco/package.py
@@ -12,7 +12,7 @@ class Chaco(CMakePackage):
     homepage = "https://gitlab.com/truchas/tpl-forks/chaco"
     git = "https://gitlab.com/truchas/tpl-forks/chaco.git"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="truchas")
     version("2020-07-16", commit="92a877b381933d12b02507413897f696d81b4682", preferred=True)
diff --git a/var/spack/repos/builtin/packages/chai/package.py b/var/spack/repos/builtin/packages/chai/package.py
index b13d28aa6d..4b3dc99098 100644
--- a/var/spack/repos/builtin/packages/chai/package.py
+++ b/var/spack/repos/builtin/packages/chai/package.py
@@ -17,7 +17,7 @@ class Chai(CachedCMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/CHAI.git"
     tags = ["ecp", "e4s", "radiuss"]
 
-    maintainers = ["davidbeckingsale"]
+    maintainers("davidbeckingsale")
 
     version("develop", branch="develop", submodules=False)
     version("main", branch="main", submodules=False)
diff --git a/var/spack/repos/builtin/packages/chameleon/package.py b/var/spack/repos/builtin/packages/chameleon/package.py
index 43e26d2708..19b8656bf5 100644
--- a/var/spack/repos/builtin/packages/chameleon/package.py
+++ b/var/spack/repos/builtin/packages/chameleon/package.py
@@ -13,7 +13,7 @@ class Chameleon(CMakePackage, CudaPackage):
     homepage = "https://gitlab.inria.fr/solverstack/chameleon"
     url = "https://gitlab.inria.fr/solverstack/chameleon/uploads/b299d6037d7636c6be16108c89bc2aab/chameleon-1.1.0.tar.gz"
     git = "https://gitlab.inria.fr/solverstack/chameleon.git"
-    maintainers = ["fpruvost"]
+    maintainers("fpruvost")
 
     version("master", branch="master", submodules=True)
     version("1.1.0", "e64d0438dfaf5effb3740e53f3ab017d12744b85a138b2ef702a81df559126df")
diff --git a/var/spack/repos/builtin/packages/chaparral/package.py b/var/spack/repos/builtin/packages/chaparral/package.py
index 0e47e9ff54..a999949501 100644
--- a/var/spack/repos/builtin/packages/chaparral/package.py
+++ b/var/spack/repos/builtin/packages/chaparral/package.py
@@ -12,7 +12,7 @@ class Chaparral(CMakePackage):
     homepage = "https://gitlab.com/truchas/tpl-forks/chaparral"
     git = "https://gitlab.com/truchas/tpl-forks/chaparral.git"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="truchas")
     version("2020-08-28", commit="c8a190bb74ef33ad8b2f7b67d20590f393fde32a", preferred=True)
diff --git a/var/spack/repos/builtin/packages/chaplin/package.py b/var/spack/repos/builtin/packages/chaplin/package.py
index 852784e10d..f19729a406 100644
--- a/var/spack/repos/builtin/packages/chaplin/package.py
+++ b/var/spack/repos/builtin/packages/chaplin/package.py
@@ -17,6 +17,6 @@ class Chaplin(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.2", sha256="f17c2d985fd4e4ce36cede945450416d3fa940af68945c91fa5d3ca1d76d4b49")
diff --git a/var/spack/repos/builtin/packages/charliecloud/package.py b/var/spack/repos/builtin/packages/charliecloud/package.py
index ccc1fd97e5..d698e4a326 100644
--- a/var/spack/repos/builtin/packages/charliecloud/package.py
+++ b/var/spack/repos/builtin/packages/charliecloud/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class Charliecloud(AutotoolsPackage):
     """Lightweight user-defined software stacks for HPC."""
 
-    maintainers = ["j-ogas", "reidpr"]
+    maintainers("j-ogas", "reidpr")
     homepage = "https://hpc.github.io/charliecloud"
     url = "https://github.com/hpc/charliecloud/releases/download/v0.18/charliecloud-0.18.tar.gz"
     git = "https://github.com/hpc/charliecloud.git"
diff --git a/var/spack/repos/builtin/packages/charmpp/package.py b/var/spack/repos/builtin/packages/charmpp/package.py
index 48554c5430..8825968fcd 100644
--- a/var/spack/repos/builtin/packages/charmpp/package.py
+++ b/var/spack/repos/builtin/packages/charmpp/package.py
@@ -22,7 +22,7 @@ class Charmpp(Package):
     url = "https://charm.cs.illinois.edu/distrib/charm-6.8.2.tar.gz"
     git = "https://github.com/UIUC-PPL/charm.git"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/citcoms/package.py b/var/spack/repos/builtin/packages/citcoms/package.py
index 68abec59db..9b334fc6b1 100644
--- a/var/spack/repos/builtin/packages/citcoms/package.py
+++ b/var/spack/repos/builtin/packages/citcoms/package.py
@@ -14,7 +14,7 @@ class Citcoms(AutotoolsPackage):
     url = "https://github.com/geodynamics/citcoms/releases/download/v3.3.1/CitcomS-3.3.1.tar.gz"
     git = "https://github.com/geodynamics/citcoms.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master", submodules=True)
     version("3.3.1", sha256="e3520e0a933e4699d31e86fe309b8c154ea6ecb0f42a1cf6f25e8d13d825a4b3")
diff --git a/var/spack/repos/builtin/packages/clara/package.py b/var/spack/repos/builtin/packages/clara/package.py
index f8c4becced..1840b42d59 100644
--- a/var/spack/repos/builtin/packages/clara/package.py
+++ b/var/spack/repos/builtin/packages/clara/package.py
@@ -14,7 +14,7 @@ class Clara(CMakePackage, Package):
     homepage = "https://github.com/catchorg/Clara"
     url = "https://github.com/catchorg/Clara/archive/v1.1.5.tar.gz"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     build_system(
         conditional("generic", when="+single_header"),
diff --git a/var/spack/repos/builtin/packages/claw/package.py b/var/spack/repos/builtin/packages/claw/package.py
index 541dbab3b9..e67283d6c1 100644
--- a/var/spack/repos/builtin/packages/claw/package.py
+++ b/var/spack/repos/builtin/packages/claw/package.py
@@ -15,7 +15,7 @@ class Claw(CMakePackage):
 
     homepage = "https://claw-project.github.io/"
     git = "https://github.com/claw-project/claw-compiler.git"
-    maintainers = ["clementval", "skosukhin"]
+    maintainers("clementval", "skosukhin")
 
     version("2.0.3", tag="v2.0.3", submodules=True)
     version("2.0.2", tag="v2.0.2", submodules=True)
diff --git a/var/spack/repos/builtin/packages/clblast/package.py b/var/spack/repos/builtin/packages/clblast/package.py
index 1d96773fd4..92e23e223c 100644
--- a/var/spack/repos/builtin/packages/clblast/package.py
+++ b/var/spack/repos/builtin/packages/clblast/package.py
@@ -19,7 +19,7 @@ class Clblast(CMakePackage):
     git = "https://github.com/CNugteren/CLBlast"
     url = "https://github.com/CNugteren/CLBlast/archive/refs/tags/1.5.2.zip"
 
-    maintainers = ["umar456"]
+    maintainers("umar456")
 
     version("master", branch="master")
     version("1.5.2", sha256="0e3a017c3aa352e0bf94ea65cfc9609beb2c22204d31c2ef43d0478178cfee00")
diff --git a/var/spack/repos/builtin/packages/clhep/package.py b/var/spack/repos/builtin/packages/clhep/package.py
index e451f6a944..6a7f9e44b1 100644
--- a/var/spack/repos/builtin/packages/clhep/package.py
+++ b/var/spack/repos/builtin/packages/clhep/package.py
@@ -17,7 +17,7 @@ class Clhep(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     version("2.4.6.0", sha256="e8d16debb84ced28e40e9ae84789cf5a0adad45f9213fbac3ce7583e06caa7b1")
     version("2.4.5.4", sha256="983fb4ea1fe423217fe9debc709569495a62a3b4540eb790d557c5a34dffbbb6")
diff --git a/var/spack/repos/builtin/packages/cli11/package.py b/var/spack/repos/builtin/packages/cli11/package.py
index dd2f3891ae..d90f31a968 100644
--- a/var/spack/repos/builtin/packages/cli11/package.py
+++ b/var/spack/repos/builtin/packages/cli11/package.py
@@ -12,7 +12,7 @@ class Cli11(CMakePackage):
 
     homepage = "https://cliutils.github.io/CLI11/book/"
     url = "https://github.com/CLIUtils/CLI11/archive/v1.9.1.tar.gz"
-    maintainers = ["nightlark"]
+    maintainers("nightlark")
 
     version("2.3.1", sha256="378da73d2d1d9a7b82ad6ed2b5bda3e7bc7093c4034a1d680a2e009eb067e7b2")
     version("2.1.1", sha256="d69023d1d0ab6a22be86b4f59d449422bc5efd9121868f4e284d6042e52f682e")
diff --git a/var/spack/repos/builtin/packages/clinfo/package.py b/var/spack/repos/builtin/packages/clinfo/package.py
index 407a25226f..69fa778fda 100644
--- a/var/spack/repos/builtin/packages/clinfo/package.py
+++ b/var/spack/repos/builtin/packages/clinfo/package.py
@@ -14,7 +14,7 @@ class Clinfo(MakefilePackage):
     homepage = "https://github.com/Oblomov/clinfo"
     url = "https://github.com/Oblomov/clinfo/archive/2.2.18.04.06.tar.gz"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version(
         "3.0.21.02.21", sha256="e52f5c374a10364999d57a1be30219b47fb0b4f090e418f2ca19a0c037c1e694"
diff --git a/var/spack/repos/builtin/packages/clingo-bootstrap/package.py b/var/spack/repos/builtin/packages/clingo-bootstrap/package.py
index e8288dfb41..c83059dc09 100644
--- a/var/spack/repos/builtin/packages/clingo-bootstrap/package.py
+++ b/var/spack/repos/builtin/packages/clingo-bootstrap/package.py
@@ -9,7 +9,7 @@ from spack.pkg.builtin.clingo import Clingo
 class ClingoBootstrap(Clingo):
     """Clingo with some options used for bootstrapping"""
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     variant("build_type", default="Release", values=("Release",), description="CMake build type")
 
diff --git a/var/spack/repos/builtin/packages/clingo/package.py b/var/spack/repos/builtin/packages/clingo/package.py
index 70654c546f..babf556cc6 100644
--- a/var/spack/repos/builtin/packages/clingo/package.py
+++ b/var/spack/repos/builtin/packages/clingo/package.py
@@ -23,7 +23,7 @@ class Clingo(CMakePackage):
     url = "https://github.com/potassco/clingo/archive/v5.2.2.tar.gz"
     git = "https://github.com/potassco/clingo.git"
     tags = ["windows"]
-    maintainers = ["tgamblin", "alalazo"]
+    maintainers("tgamblin", "alalazo")
 
     version("master", branch="master", submodules=True)
     version("spack", commit="2a025667090d71b2c9dce60fe924feb6bde8f667", submodules=True)
diff --git a/var/spack/repos/builtin/packages/cloverleaf3d/package.py b/var/spack/repos/builtin/packages/cloverleaf3d/package.py
index 198f2414af..cf3502bfdf 100644
--- a/var/spack/repos/builtin/packages/cloverleaf3d/package.py
+++ b/var/spack/repos/builtin/packages/cloverleaf3d/package.py
@@ -19,7 +19,7 @@ class Cloverleaf3d(MakefilePackage):
 
     tags = ["proxy-app"]
 
-    maintainers = ["s1913388"]
+    maintainers("s1913388")
 
     version("1.0", sha256="78d591728c61bdfd6175b3930df7652e09ed04fbcd01b3fc86fb2aa0f237a8ef")
 
diff --git a/var/spack/repos/builtin/packages/cmake/package.py b/var/spack/repos/builtin/packages/cmake/package.py
index 16a35c7cfc..a69a088cbf 100644
--- a/var/spack/repos/builtin/packages/cmake/package.py
+++ b/var/spack/repos/builtin/packages/cmake/package.py
@@ -21,7 +21,7 @@ class Cmake(Package):
     homepage = "https://www.cmake.org"
     url = "https://github.com/Kitware/CMake/releases/download/v3.19.0/cmake-3.19.0.tar.gz"
     git = "https://gitlab.kitware.com/cmake/cmake.git"
-    maintainers = ["chuckatkins"]
+    maintainers("chuckatkins")
 
     tags = ["build-tools", "windows"]
 
diff --git a/var/spack/repos/builtin/packages/cni-plugins/package.py b/var/spack/repos/builtin/packages/cni-plugins/package.py
index b59cd31ea9..664b3b952c 100644
--- a/var/spack/repos/builtin/packages/cni-plugins/package.py
+++ b/var/spack/repos/builtin/packages/cni-plugins/package.py
@@ -11,7 +11,7 @@ class CniPlugins(Package):
 
     homepage = "https://github.com/containernetworking/plugins"
     url = "https://github.com/containernetworking/plugins/archive/v1.0.1.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("1.1.1", sha256="c86c44877c47f69cd23611e22029ab26b613f620195b76b3ec20f589367a7962")
     version("1.0.1", sha256="2ba3cd9f341a7190885b60d363f6f23c6d20d975a7a0ab579dd516f8c6117619")
diff --git a/var/spack/repos/builtin/packages/codar-cheetah/package.py b/var/spack/repos/builtin/packages/codar-cheetah/package.py
index 3a30458bb1..7ffd3b7354 100644
--- a/var/spack/repos/builtin/packages/codar-cheetah/package.py
+++ b/var/spack/repos/builtin/packages/codar-cheetah/package.py
@@ -11,7 +11,7 @@ class CodarCheetah(PythonPackage):
     The CODAR Experiment Harness for Exascale science applications.
     """
 
-    maintainers = ["kshitij-v-mehta"]
+    maintainers("kshitij-v-mehta")
 
     homepage = "https://github.com/CODARcode/cheetah"
     url = "https://github.com/CODARcode/cheetah/archive/v1.1.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/collier/package.py b/var/spack/repos/builtin/packages/collier/package.py
index 030a14ef46..a7797d7380 100644
--- a/var/spack/repos/builtin/packages/collier/package.py
+++ b/var/spack/repos/builtin/packages/collier/package.py
@@ -16,7 +16,7 @@ class Collier(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.2.5", sha256="3ec58a975ff0c3b1ca870bc38973476c923ff78fd3dd5850e296037852b94a8b")
     version("1.2.4", sha256="92ae8f61461b232fbd47a6d8e832e1a726d504f9390b7edc49a68fceedff8857")
diff --git a/var/spack/repos/builtin/packages/comgr/package.py b/var/spack/repos/builtin/packages/comgr/package.py
index a67b103096..8e6531bde4 100644
--- a/var/spack/repos/builtin/packages/comgr/package.py
+++ b/var/spack/repos/builtin/packages/comgr/package.py
@@ -17,7 +17,7 @@ class Comgr(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/ROCm-CompilerSupport/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
     libraries = ["libamd_comgr"]
 
     version("master", branch="amd-stg-open")
diff --git a/var/spack/repos/builtin/packages/compadre/package.py b/var/spack/repos/builtin/packages/compadre/package.py
index 2f0f88bd58..0eea8095e4 100644
--- a/var/spack/repos/builtin/packages/compadre/package.py
+++ b/var/spack/repos/builtin/packages/compadre/package.py
@@ -18,7 +18,7 @@ class Compadre(CMakePackage):
     homepage = "https://github.com/sandialabs/compadre"
     git = "https://github.com/sandialabs/compadre.git"
     url = "https://github.com/sandialabs/compadre/archive/v1.3.0.tar.gz"
-    maintainers = ["kuberry"]
+    maintainers("kuberry")
 
     version("master", branch="master")
     version("1.5.0", "b7dd6020cc5a7969de817d5c7f6c5acceaad0f08dcfd3d7cacfa9f42e4c8b335")
diff --git a/var/spack/repos/builtin/packages/compose/package.py b/var/spack/repos/builtin/packages/compose/package.py
index ff870103a6..61327b3850 100644
--- a/var/spack/repos/builtin/packages/compose/package.py
+++ b/var/spack/repos/builtin/packages/compose/package.py
@@ -15,7 +15,7 @@ class Compose(MakefilePackage):
 
     homepage = "https://compose.obspm.fr/home"
     url = "https://compose.obspm.fr/download/code/codehdf5.zip"
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     # Spack must not modify our url which doesn't contain a version number
     def url_for_version(self, version):
diff --git a/var/spack/repos/builtin/packages/conduit/package.py b/var/spack/repos/builtin/packages/conduit/package.py
index ae78635d63..e81d31652f 100644
--- a/var/spack/repos/builtin/packages/conduit/package.py
+++ b/var/spack/repos/builtin/packages/conduit/package.py
@@ -63,7 +63,7 @@ class Conduit(CMakePackage):
     version("0.2.1", sha256="796576b9c69717c52f0035542c260eb7567aa351ee892d3fbe3521c38f1520c4")
     version("0.2.0", sha256="31eff8dbc654a4b235cfcbc326a319e1752728684296721535c7ca1c9b463061")
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     ###########################################################################
     # package variants
diff --git a/var/spack/repos/builtin/packages/conmon/package.py b/var/spack/repos/builtin/packages/conmon/package.py
index 46e4fe2a61..266cad9a3b 100644
--- a/var/spack/repos/builtin/packages/conmon/package.py
+++ b/var/spack/repos/builtin/packages/conmon/package.py
@@ -11,7 +11,7 @@ class Conmon(MakefilePackage):
 
     homepage = "https://github.com/containers/conmon"
     url = "https://github.com/containers/conmon/archive/v2.0.30.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("2.1.5", sha256="ee3179ee2b9a9107acec00eb546062cf7deb847f135a3b81503d22b0d226b3ed")
     version("2.0.30", sha256="4b0a98fbe8a63c42f60edac25c19aa6606caa7b1e4fe7846fc7f7de0b566ba25")
diff --git a/var/spack/repos/builtin/packages/cool/package.py b/var/spack/repos/builtin/packages/cool/package.py
index a230c191f5..91772198e8 100644
--- a/var/spack/repos/builtin/packages/cool/package.py
+++ b/var/spack/repos/builtin/packages/cool/package.py
@@ -14,7 +14,7 @@ class Cool(CMakePackage):
     git = "https://gitlab.cern.ch/lcgcool/cool.git"
 
     tags = ["hep"]
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("3.3.10", tag="COOL_3_3_10")
     version("3.3.7", tag="COOL_3_3_7")
diff --git a/var/spack/repos/builtin/packages/cosma/package.py b/var/spack/repos/builtin/packages/cosma/package.py
index 9c6e0a382d..c24d3a2805 100644
--- a/var/spack/repos/builtin/packages/cosma/package.py
+++ b/var/spack/repos/builtin/packages/cosma/package.py
@@ -12,7 +12,7 @@ class Cosma(CMakePackage):
     Distributed Communication-Optimal Matrix-Matrix Multiplication Library
     """
 
-    maintainers = ["haampie", "kabicm", "teonnik"]
+    maintainers("haampie", "kabicm", "teonnik")
     homepage = "https://github.com/eth-cscs/COSMA"
     url = "https://github.com/eth-cscs/COSMA/releases/download/v2.5.1/COSMA-v2.5.1.tar.gz"
     git = "https://github.com/eth-cscs/COSMA.git"
diff --git a/var/spack/repos/builtin/packages/costa/package.py b/var/spack/repos/builtin/packages/costa/package.py
index 2d31944682..369bd27a20 100644
--- a/var/spack/repos/builtin/packages/costa/package.py
+++ b/var/spack/repos/builtin/packages/costa/package.py
@@ -13,11 +13,11 @@ class Costa(CMakePackage):
     Based on the paper: https://arxiv.org/abs/2106.06601
     """
 
-    maintainers = [
+    maintainers(
         "haampie",
         "kabicm",
         "RMeli",
-    ]
+    )
     homepage = "https://github.com/eth-cscs/COSTA"
     git = "https://github.com/eth-cscs/COSTA.git"
 
diff --git a/var/spack/repos/builtin/packages/cp2k/package.py b/var/spack/repos/builtin/packages/cp2k/package.py
index b1ddc4149c..21a03642db 100644
--- a/var/spack/repos/builtin/packages/cp2k/package.py
+++ b/var/spack/repos/builtin/packages/cp2k/package.py
@@ -21,7 +21,7 @@ class Cp2k(MakefilePackage, CudaPackage):
     git = "https://github.com/cp2k/cp2k.git"
     list_url = "https://github.com/cp2k/cp2k/releases"
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("2022.2", sha256="1a473dea512fe264bb45419f83de432d441f90404f829d89cbc3a03f723b8354")
     version("2022.1", sha256="2c34f1a7972973c62d471cd35856f444f11ab22f2ff930f6ead20f3454fd228b")
diff --git a/var/spack/repos/builtin/packages/cplex/package.py b/var/spack/repos/builtin/packages/cplex/package.py
index d2cf27883a..bab6143fd1 100644
--- a/var/spack/repos/builtin/packages/cplex/package.py
+++ b/var/spack/repos/builtin/packages/cplex/package.py
@@ -18,7 +18,7 @@ class Cplex(Package):
     homepage = "https://www.ibm.com/products/ilog-cplex-optimization-studio"
     manual_download = True
 
-    maintainers = ["robgics"]
+    maintainers("robgics")
 
     version(
         "12.10.0", "cd530eb9c6d446bd18b5dc5a3d61070bfad92c3efd6565d2d8e31a2acfb496f7", expand=False
diff --git a/var/spack/repos/builtin/packages/cpp-argparse/package.py b/var/spack/repos/builtin/packages/cpp-argparse/package.py
index 15f5d40c92..4e704f4239 100644
--- a/var/spack/repos/builtin/packages/cpp-argparse/package.py
+++ b/var/spack/repos/builtin/packages/cpp-argparse/package.py
@@ -12,6 +12,6 @@ class CppArgparse(CMakePackage):
     homepage = "https://github.com/p-ranav/argparse/"
     url = "https://github.com/p-ranav/argparse/archive/refs/tags/v2.2.tar.gz"
 
-    maintainers = ["qoelet"]
+    maintainers("qoelet")
 
     version("2.2", sha256="f0fc6ab7e70ac24856c160f44ebb0dd79dc1f7f4a614ee2810d42bb73799872b")
diff --git a/var/spack/repos/builtin/packages/cpp-termcolor/package.py b/var/spack/repos/builtin/packages/cpp-termcolor/package.py
index db9dddd5a7..8d7e30368b 100644
--- a/var/spack/repos/builtin/packages/cpp-termcolor/package.py
+++ b/var/spack/repos/builtin/packages/cpp-termcolor/package.py
@@ -15,7 +15,7 @@ class CppTermcolor(CMakePackage):
     homepage = "https://github.com/ikalnytskyi/termcolor"
     url = "https://github.com/ikalnytskyi/termcolor/archive/refs/tags/v2.0.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("2.0.0", sha256="4a73a77053822ca1ed6d4a2af416d31028ec992fb0ffa794af95bd6216bb6a20")
 
diff --git a/var/spack/repos/builtin/packages/cppcheck/package.py b/var/spack/repos/builtin/packages/cppcheck/package.py
index ddae151751..0731e4b00f 100644
--- a/var/spack/repos/builtin/packages/cppcheck/package.py
+++ b/var/spack/repos/builtin/packages/cppcheck/package.py
@@ -12,7 +12,7 @@ class Cppcheck(CMakePackage):
     homepage = "http://cppcheck.sourceforge.net/"
     url = "https://downloads.sourceforge.net/project/cppcheck/cppcheck/1.78/cppcheck-1.78.tar.bz2"
 
-    maintainers = ["white238"]
+    maintainers("white238")
 
     version("2.9", sha256="d89f3282c70814fa66669e1ea0323c0484563b3f8249c7a2dcaac2ad07651dc7")
     version("2.8", sha256="a5ed97a99173d2952cd93fcb028a3405a7b3b992e7168e2ae9d527b991770203")
diff --git a/var/spack/repos/builtin/packages/cppcodec/package.py b/var/spack/repos/builtin/packages/cppcodec/package.py
index 10421ee48c..8e5b58b58d 100644
--- a/var/spack/repos/builtin/packages/cppcodec/package.py
+++ b/var/spack/repos/builtin/packages/cppcodec/package.py
@@ -11,7 +11,7 @@ class Cppcodec(CMakePackage):
     base32hex and hex (a.k.a. base16) as specified in RFC 4648, plus

     Crockford's base32. MIT licensed with consistent, flexible API."""

 

-    maintainers = ["vmiheer"]

+    maintainers("vmiheer")

     homepage = "https://github.com/tplgy/cppcodec"

     url = "https://github.com/tplgy/cppcodec/archive/refs/tags/v0.2.tar.gz"

 

diff --git a/var/spack/repos/builtin/packages/cppcoro/package.py b/var/spack/repos/builtin/packages/cppcoro/package.py
index 700bf33c13..6677f44cb1 100644
--- a/var/spack/repos/builtin/packages/cppcoro/package.py
+++ b/var/spack/repos/builtin/packages/cppcoro/package.py
@@ -12,7 +12,7 @@ class Cppcoro(CMakePackage):
     homepage = "https://github.com/andreasbuhr/cppcoro"
     git = "https://github.com/andreasbuhr/cppcoro.git"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="master")
     version("2021-01-13", commit="7cc9433436fe8f2482138019cfaafce8e1d7a896")
diff --git a/var/spack/repos/builtin/packages/cray-fftw/package.py b/var/spack/repos/builtin/packages/cray-fftw/package.py
index 031ccb8855..2971f18932 100644
--- a/var/spack/repos/builtin/packages/cray-fftw/package.py
+++ b/var/spack/repos/builtin/packages/cray-fftw/package.py
@@ -21,7 +21,7 @@ class CrayFftw(Package):
     homepage = "https://support.hpe.com/"
     has_code = False  # Skip attempts to fetch source that is not available
 
-    maintainers = ["haampie", "lukebroskop"]
+    maintainers("haampie", "lukebroskop")
 
     version("3.3.8.12")
     version("3.3.8.8")
diff --git a/var/spack/repos/builtin/packages/cray-mpich/package.py b/var/spack/repos/builtin/packages/cray-mpich/package.py
index 1e4168248a..db0beaf085 100644
--- a/var/spack/repos/builtin/packages/cray-mpich/package.py
+++ b/var/spack/repos/builtin/packages/cray-mpich/package.py
@@ -16,7 +16,7 @@ class CrayMpich(Package):
     homepage = "https://docs.nersc.gov/development/compilers/wrappers/"
     has_code = False  # Skip attempts to fetch source that is not available
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("8.1.7")
     version("8.1.0")
diff --git a/var/spack/repos/builtin/packages/cray-mvapich2/package.py b/var/spack/repos/builtin/packages/cray-mvapich2/package.py
index 866a796683..988858a2eb 100644
--- a/var/spack/repos/builtin/packages/cray-mvapich2/package.py
+++ b/var/spack/repos/builtin/packages/cray-mvapich2/package.py
@@ -12,7 +12,7 @@ class CrayMvapich2(Package):
     homepage = "https://docs.nersc.gov/development/compilers/wrappers/"
     has_code = False  # Skip attempts to fetch source that is not available
 
-    maintainers = ["hppritcha"]
+    maintainers("hppritcha")
 
     version("8.1.0")
     version("8.0.16")
diff --git a/var/spack/repos/builtin/packages/cray-pmi/package.py b/var/spack/repos/builtin/packages/cray-pmi/package.py
index dcc9e4d9ea..3e8cb0d4db 100644
--- a/var/spack/repos/builtin/packages/cray-pmi/package.py
+++ b/var/spack/repos/builtin/packages/cray-pmi/package.py
@@ -12,7 +12,7 @@ class CrayPmi(Package):
     homepage = "https://docs.nersc.gov/development/compilers/wrappers/"
     has_code = False  # Skip attempts to fetch source that is not available
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("5.0.17")
     version("5.0.16")
diff --git a/var/spack/repos/builtin/packages/creduce/package.py b/var/spack/repos/builtin/packages/creduce/package.py
index fb60fd2b3d..b7b01ada36 100644
--- a/var/spack/repos/builtin/packages/creduce/package.py
+++ b/var/spack/repos/builtin/packages/creduce/package.py
@@ -15,7 +15,7 @@ class Creduce(CMakePackage):
     homepage = "https://embed.cs.utah.edu/creduce/"
     url = "https://github.com/csmith-project/creduce"
     git = "https://github.com/csmith-project/creduce"
-    maintainers = ["olupton"]
+    maintainers("olupton")
 
     version("develop", branch="master")
     version("2.10.0", tag="creduce-2.10.0")
diff --git a/var/spack/repos/builtin/packages/crtm-fix/package.py b/var/spack/repos/builtin/packages/crtm-fix/package.py
index 48411ec5a2..a44f40a935 100644
--- a/var/spack/repos/builtin/packages/crtm-fix/package.py
+++ b/var/spack/repos/builtin/packages/crtm-fix/package.py
@@ -14,13 +14,13 @@ class CrtmFix(Package):
     homepage = "https://github.com/NOAA-EMC/crtm"
     url = "ftp://ftp.ssec.wisc.edu/pub/s4/CRTM/fix_REL-2.3.0_emc.tgz"
 
-    maintainers = [
+    maintainers(
         "BenjaminTJohnson",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "climbfuji",
-    ]
+    )
 
     version("2.4.0_emc", sha256="88d659ae5bc4434f7fafa232ff65b4c48442d2d1a25f8fc96078094fa572ac1a")
     version("2.3.0_emc", sha256="1452af2d1d11d57ef3c57b6b861646541e7042a9b0f3c230f9a82854d7e90924")
diff --git a/var/spack/repos/builtin/packages/crtm/package.py b/var/spack/repos/builtin/packages/crtm/package.py
index 0fddac8f28..3524d7da79 100644
--- a/var/spack/repos/builtin/packages/crtm/package.py
+++ b/var/spack/repos/builtin/packages/crtm/package.py
@@ -16,14 +16,14 @@ class Crtm(CMakePackage):
     git = "https://github.com/JCSDA/crtm.git"
     url = "https://github.com/JCSDA/crtm/archive/refs/tags/v2.3.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "BenjaminTJohnson",
         "t-brown",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "climbfuji",
-    ]
+    )
 
     variant(
         "fix",
diff --git a/var/spack/repos/builtin/packages/cuba/package.py b/var/spack/repos/builtin/packages/cuba/package.py
index b3357d56c2..2935861067 100644
--- a/var/spack/repos/builtin/packages/cuba/package.py
+++ b/var/spack/repos/builtin/packages/cuba/package.py
@@ -14,7 +14,7 @@ class Cuba(AutotoolsPackage):
     homepage = "https://feynarts.de/cuba/"
     url = "https://feynarts.de/cuba/Cuba-4.2.2.tar.gz"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     version("4.2.2", sha256="8d9f532fd2b9561da2272c156ef7be5f3960953e4519c638759f1b52fe03ed52")
 
diff --git a/var/spack/repos/builtin/packages/cuda-memtest/package.py b/var/spack/repos/builtin/packages/cuda-memtest/package.py
index 2caad77c9b..a5100c829b 100644
--- a/var/spack/repos/builtin/packages/cuda-memtest/package.py
+++ b/var/spack/repos/builtin/packages/cuda-memtest/package.py
@@ -18,7 +18,7 @@ class CudaMemtest(CMakePackage):
     homepage = "https://github.com/ComputationalRadiationPhysics/cuda_memtest"
     git = "https://github.com/ComputationalRadiationPhysics/cuda_memtest.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("master", branch="dev")
 
diff --git a/var/spack/repos/builtin/packages/cuda/package.py b/var/spack/repos/builtin/packages/cuda/package.py
index 2235249dca..4d6762d2a9 100644
--- a/var/spack/repos/builtin/packages/cuda/package.py
+++ b/var/spack/repos/builtin/packages/cuda/package.py
@@ -449,7 +449,7 @@ class Cuda(Package):
 
     homepage = "https://developer.nvidia.com/cuda-zone"
 
-    maintainers = ["ax3l", "Rombur"]
+    maintainers("ax3l", "Rombur")
     executables = ["^nvcc$"]
 
     for ver, packages in _versions.items():
diff --git a/var/spack/repos/builtin/packages/cudnn/package.py b/var/spack/repos/builtin/packages/cudnn/package.py
index 2f4e34f515..cfe5641489 100644
--- a/var/spack/repos/builtin/packages/cudnn/package.py
+++ b/var/spack/repos/builtin/packages/cudnn/package.py
@@ -240,7 +240,7 @@ class Cudnn(Package):
     #     https://developer.nvidia.com/rdp/cudnn-archive
     # Note that download links don't work from command line,
     # need to use modified URLs like in url_for_version.
-    maintainers = ["adamjstewart", "bvanessen"]
+    maintainers("adamjstewart", "bvanessen")
 
     for ver, packages in _versions.items():
         key = "{0}-{1}".format(platform.system(), platform.machine())
diff --git a/var/spack/repos/builtin/packages/cupla/package.py b/var/spack/repos/builtin/packages/cupla/package.py
index 5f238991a0..e2b5df8895 100644
--- a/var/spack/repos/builtin/packages/cupla/package.py
+++ b/var/spack/repos/builtin/packages/cupla/package.py
@@ -14,7 +14,7 @@ class Cupla(Package):
     git = "https://github.com/alpaka-group/cupla.git"
     url = "https://github.com/alpaka-group/cupla/archive/refs/tags/0.3.0.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/cusz/package.py b/var/spack/repos/builtin/packages/cusz/package.py
index df983d85e0..abfec5ad34 100644
--- a/var/spack/repos/builtin/packages/cusz/package.py
+++ b/var/spack/repos/builtin/packages/cusz/package.py
@@ -13,7 +13,7 @@ class Cusz(CMakePackage, CudaPackage):
     git = "https://github.com/szcompressor/cusz"
     url = "https://github.com/szcompressor/cuSZ/archive/refs/tags/v0.3.tar.gz"
 
-    maintainers = ["jtian0", "dingwentao"]
+    maintainers("jtian0", "dingwentao")
     tags = ["e4s"]
 
     conflicts("~cuda")
diff --git a/var/spack/repos/builtin/packages/cutensor/package.py b/var/spack/repos/builtin/packages/cutensor/package.py
index 71071ec62f..e77b799af5 100644
--- a/var/spack/repos/builtin/packages/cutensor/package.py
+++ b/var/spack/repos/builtin/packages/cutensor/package.py
@@ -24,7 +24,7 @@ class Cutensor(Package):
 
     homepage = "https://developer.nvidia.com/cutensor"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
     url = "cutensor"
 
     for ver, packages in _versions.items():
diff --git a/var/spack/repos/builtin/packages/cutlang/package.py b/var/spack/repos/builtin/packages/cutlang/package.py
index d446681d40..5283ccd8be 100644
--- a/var/spack/repos/builtin/packages/cutlang/package.py
+++ b/var/spack/repos/builtin/packages/cutlang/package.py
@@ -14,7 +14,7 @@ class Cutlang(Package):
 
     homepage = "https://github.com/unelg/CutLang"
     url = "https://github.com/unelg/CutLang/archive/refs/tags/v2.12.10.tar.gz"
-    maintainers = ["unelg", "ssekmen", "sabrivatansever"]
+    maintainers("unelg", "ssekmen", "sabrivatansever")
 
     version(
         "2.12.10",
diff --git a/var/spack/repos/builtin/packages/cxxopts/package.py b/var/spack/repos/builtin/packages/cxxopts/package.py
index 888be18486..19cafc4034 100644
--- a/var/spack/repos/builtin/packages/cxxopts/package.py
+++ b/var/spack/repos/builtin/packages/cxxopts/package.py
@@ -11,7 +11,7 @@ class Cxxopts(CMakePackage):
 
     homepage = "https://github.com/jarro2783/cxxopts"
     url = "https://github.com/jarro2783/cxxopts/archive/v2.2.0.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("3.0.0", sha256="36f41fa2a46b3c1466613b63f3fa73dc24d912bc90d667147f1e43215a8c6d00")
     version("2.2.1", sha256="984aa3c8917d649b14d7f6277104ce38dd142ce378a9198ec926f03302399681")
diff --git a/var/spack/repos/builtin/packages/dalton/package.py b/var/spack/repos/builtin/packages/dalton/package.py
index e5dbd23a60..2cf7fe1449 100644
--- a/var/spack/repos/builtin/packages/dalton/package.py
+++ b/var/spack/repos/builtin/packages/dalton/package.py
@@ -15,7 +15,7 @@ class Dalton(CMakePackage):
     homepage = "https://daltonprogram.org"
     git = "https://gitlab.com/dalton/dalton.git"
 
-    maintainers = ["foeroyingur"]
+    maintainers("foeroyingur")
 
     version("master", branch="master", submodules=True)
     version("2020.0", tag="2020.0", submodules=True)
diff --git a/var/spack/repos/builtin/packages/damaris/package.py b/var/spack/repos/builtin/packages/damaris/package.py
index ea180dbe0c..890015f244 100644
--- a/var/spack/repos/builtin/packages/damaris/package.py
+++ b/var/spack/repos/builtin/packages/damaris/package.py
@@ -13,7 +13,7 @@ class Damaris(CMakePackage):
 
     homepage = "https://project.inria.fr/damaris/"
     git = "https://gitlab.inria.fr/Damaris/damaris.git"
-    maintainers = ["jcbowden"]
+    maintainers("jcbowden")
 
     version("master", branch="master")
     version("1.6.0", tag="v1.6.0")
diff --git a/var/spack/repos/builtin/packages/damask-grid/package.py b/var/spack/repos/builtin/packages/damask-grid/package.py
index 6cf487f466..53889d4107 100644
--- a/var/spack/repos/builtin/packages/damask-grid/package.py
+++ b/var/spack/repos/builtin/packages/damask-grid/package.py
@@ -13,7 +13,7 @@ class DamaskGrid(CMakePackage):
     homepage = "https://damask.mpie.de"
     url = "https://damask.mpie.de/download/damask-3.0.0.tar.xz"
 
-    maintainers = ["MarDiehl"]
+    maintainers("MarDiehl")
 
     version(
         "3.0.0-alpha7", sha256="442b06b824441293e72ff91b211a555c5d497aedf62be1c4332c426558b848a4"
diff --git a/var/spack/repos/builtin/packages/damask-mesh/package.py b/var/spack/repos/builtin/packages/damask-mesh/package.py
index 0adec8e838..8e94a00419 100644
--- a/var/spack/repos/builtin/packages/damask-mesh/package.py
+++ b/var/spack/repos/builtin/packages/damask-mesh/package.py
@@ -13,7 +13,7 @@ class DamaskMesh(CMakePackage):
     homepage = "https://damask.mpie.de"
     url = "https://damask.mpie.de/download/damask-3.0.0.tar.xz"
 
-    maintainers = ["MarDiehl"]
+    maintainers("MarDiehl")
 
     version(
         "3.0.0-alpha7", sha256="442b06b824441293e72ff91b211a555c5d497aedf62be1c4332c426558b848a4"
diff --git a/var/spack/repos/builtin/packages/damask/package.py b/var/spack/repos/builtin/packages/damask/package.py
index 6c9beadf95..bda1aac1f1 100644
--- a/var/spack/repos/builtin/packages/damask/package.py
+++ b/var/spack/repos/builtin/packages/damask/package.py
@@ -26,7 +26,7 @@ class Damask(BundlePackage):
 
     homepage = "https://damask.mpie.de"
 
-    maintainers = ["MarDiehl"]
+    maintainers("MarDiehl")
 
     version("3.0.0-alpha7")
     version("3.0.0-alpha6")
diff --git a/var/spack/repos/builtin/packages/darshan-runtime/package.py b/var/spack/repos/builtin/packages/darshan-runtime/package.py
index e39520206a..ae0f66293a 100644
--- a/var/spack/repos/builtin/packages/darshan-runtime/package.py
+++ b/var/spack/repos/builtin/packages/darshan-runtime/package.py
@@ -19,7 +19,7 @@ class DarshanRuntime(AutotoolsPackage):
     url = "https://ftp.mcs.anl.gov/pub/darshan/releases/darshan-3.1.0.tar.gz"
     git = "https://github.com/darshan-hpc/darshan.git"
 
-    maintainers = ["shanedsnyder", "carns"]
+    maintainers("shanedsnyder", "carns")
 
     tags = ["e4s"]
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/darshan-util/package.py b/var/spack/repos/builtin/packages/darshan-util/package.py
index 46f337635f..3ed550c0f6 100644
--- a/var/spack/repos/builtin/packages/darshan-util/package.py
+++ b/var/spack/repos/builtin/packages/darshan-util/package.py
@@ -16,7 +16,7 @@ class DarshanUtil(AutotoolsPackage):
     url = "https://ftp.mcs.anl.gov/pub/darshan/releases/darshan-3.1.0.tar.gz"
     git = "https://github.com/darshan-hpc/darshan.git"
 
-    maintainers = ["shanedsnyder", "carns"]
+    maintainers("shanedsnyder", "carns")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/datatransferkit/package.py b/var/spack/repos/builtin/packages/datatransferkit/package.py
index e57d4914e8..1829e2414d 100644
--- a/var/spack/repos/builtin/packages/datatransferkit/package.py
+++ b/var/spack/repos/builtin/packages/datatransferkit/package.py
@@ -16,7 +16,7 @@ class Datatransferkit(CMakePackage):
 
     tags = ["e4s"]
 
-    maintainers = ["Rombur"]
+    maintainers("Rombur")
 
     version("master", branch="master", submodules=True)
     version("3.1-rc3", commit="691d5a1540f7cd42141a3b3d2a7c8370cbc3560a", submodules=True)
diff --git a/var/spack/repos/builtin/packages/dbcsr/package.py b/var/spack/repos/builtin/packages/dbcsr/package.py
index f871e73eef..b15db887f4 100644
--- a/var/spack/repos/builtin/packages/dbcsr/package.py
+++ b/var/spack/repos/builtin/packages/dbcsr/package.py
@@ -14,7 +14,7 @@ class Dbcsr(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://github.com/cp2k/dbcsr/releases/download/v2.2.0/dbcsr-2.2.0.tar.gz"
     list_url = "https://github.com/cp2k/dbcsr/releases"
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("develop", branch="develop")
     version("2.5.0", sha256="91fda9b2502e5d0a2a6cdd5a73ef096253cc7e75bd01ba5189a4726ad86aef08")
diff --git a/var/spack/repos/builtin/packages/dd4hep/package.py b/var/spack/repos/builtin/packages/dd4hep/package.py
index c9cbcfcdd9..654d5d31e0 100644
--- a/var/spack/repos/builtin/packages/dd4hep/package.py
+++ b/var/spack/repos/builtin/packages/dd4hep/package.py
@@ -19,7 +19,7 @@ class Dd4hep(CMakePackage):
     url = "https://github.com/AIDASoft/DD4hep/archive/v01-12-01.tar.gz"
     git = "https://github.com/AIDASoft/DD4hep.git"
 
-    maintainers = ["vvolkl", "drbenmorgan"]
+    maintainers("vvolkl", "drbenmorgan")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/ddt/package.py b/var/spack/repos/builtin/packages/ddt/package.py
index 0e0cab72bb..042657fefd 100644
--- a/var/spack/repos/builtin/packages/ddt/package.py
+++ b/var/spack/repos/builtin/packages/ddt/package.py
@@ -16,7 +16,7 @@ class Ddt(Package):
     homepage = "https://arm.com"
     url = "http://content.allinea.com/downloads/arm-forge-22.0.2-linux-x86_64.tar"
 
-    maintainers = ["robgics"]
+    maintainers("robgics")
 
     license_required = True
     license_files = ["./licences/ddt.lic"]
diff --git a/var/spack/repos/builtin/packages/dealii/package.py b/var/spack/repos/builtin/packages/dealii/package.py
index e9549b54c5..5ba96c97b9 100644
--- a/var/spack/repos/builtin/packages/dealii/package.py
+++ b/var/spack/repos/builtin/packages/dealii/package.py
@@ -17,7 +17,7 @@ class Dealii(CMakePackage, CudaPackage):
     url = "https://github.com/dealii/dealii/releases/download/v8.4.1/dealii-8.4.1.tar.gz"
     git = "https://github.com/dealii/dealii.git"
 
-    maintainers = ["jppelteret", "luca-heltai"]
+    maintainers("jppelteret", "luca-heltai")
 
     # Don't add RPATHs to this package for the full build DAG.
     # only add for immediate deps.
diff --git a/var/spack/repos/builtin/packages/decentralized-internet/package.py b/var/spack/repos/builtin/packages/decentralized-internet/package.py
index bb1aa3d957..2bb611d45b 100644
--- a/var/spack/repos/builtin/packages/decentralized-internet/package.py
+++ b/var/spack/repos/builtin/packages/decentralized-internet/package.py
@@ -11,5 +11,5 @@ class DecentralizedInternet(MakefilePackage):
 
     homepage = "https://lonero.readthedocs.io"
     url = "https://github.com/Lonero-Team/Decentralized-Internet/releases/download/4.2.3/Decentralized.Internet.tar.gz"
-    maintainers = ["Lonero-Team", "Mentors4edu"]
+    maintainers("Lonero-Team", "Mentors4edu")
     version("4.2.3", sha256="2922b9128b411ece2f04d07942a453f1e772548aa27b3936c9f9bcfbc0737058")
diff --git a/var/spack/repos/builtin/packages/delly2/package.py b/var/spack/repos/builtin/packages/delly2/package.py
index 034355bc58..8c9b3cd724 100644
--- a/var/spack/repos/builtin/packages/delly2/package.py
+++ b/var/spack/repos/builtin/packages/delly2/package.py
@@ -15,7 +15,7 @@ class Delly2(MakefilePackage):
     homepage = "https://github.com/dellytools/delly"
     url = "https://github.com/dellytools/delly/archive/refs/tags/v1.1.6.tar.gz"
     git = "https://github.com/dellytools/delly.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.1.6", sha256="08961e9c81431eb486476fa71eea94941ad24ec1970b71e5a7720623a39bfd2a")
     version("0.9.1", tag="v0.9.1")
diff --git a/var/spack/repos/builtin/packages/delphes/package.py b/var/spack/repos/builtin/packages/delphes/package.py
index f331247a41..8937b88145 100644
--- a/var/spack/repos/builtin/packages/delphes/package.py
+++ b/var/spack/repos/builtin/packages/delphes/package.py
@@ -17,7 +17,7 @@ class Delphes(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan", "vvolkl", "selvaggi"]
+    maintainers("drbenmorgan", "vvolkl", "selvaggi")
 
     version("master", branch="master")
     version("3.5.0", sha256="37685b945ef43aab09217d70b0ac7f9c5d3c2c27cf3b3f8d64c4e6eb5c5fd9aa")
diff --git a/var/spack/repos/builtin/packages/dftd4/package.py b/var/spack/repos/builtin/packages/dftd4/package.py
index ba3a3fdb97..ffa3f13e01 100644
--- a/var/spack/repos/builtin/packages/dftd4/package.py
+++ b/var/spack/repos/builtin/packages/dftd4/package.py
@@ -13,7 +13,7 @@ class Dftd4(MesonPackage):
     url = "https://github.com/dftd4/dftd4/releases/download/v3.5.0/dftd4-3.5.0-source.tar.xz"
     git = "https://github.com/dftd4/dftd4.git"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("main", branch="main")
     version("3.5.0", "d2bab992b5ef999fd13fec8eb1da9e9e8d94b8727a2e624d176086197a00a46f")
diff --git a/var/spack/repos/builtin/packages/dftfe/package.py b/var/spack/repos/builtin/packages/dftfe/package.py
index 764395108a..94a499fdc2 100644
--- a/var/spack/repos/builtin/packages/dftfe/package.py
+++ b/var/spack/repos/builtin/packages/dftfe/package.py
@@ -11,7 +11,7 @@ class Dftfe(CMakePackage):
     homepage = "https://sites.google.com/umich.edu/dftfe/"
     url = "https://github.com/dftfeDevelopers/dftfe/archive/0.5.1.tar.gz"
 
-    maintainers = ["rmsds"]
+    maintainers("rmsds")
 
     version("0.6.0", sha256="66b633a3aae2f557f241ee45b2faa41aa179e4a0bdf39c4ae2e679a2970845a1")
     version("0.5.2", sha256="9dc4fa9f16b00be6fb1890d8af4a1cd3e4a2f06a2539df999671a09f3d26ec64")
diff --git a/var/spack/repos/builtin/packages/diamond/package.py b/var/spack/repos/builtin/packages/diamond/package.py
index 1dfa0be632..160fee9dcc 100644
--- a/var/spack/repos/builtin/packages/diamond/package.py
+++ b/var/spack/repos/builtin/packages/diamond/package.py
@@ -12,7 +12,7 @@ class Diamond(CMakePackage):
 
     homepage = "https://ab.inf.uni-tuebingen.de/software/diamond"
     url = "https://github.com/bbuchfink/diamond/archive/v2.0.9.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.0.15", sha256="cc8e1f3fd357d286cf6585b21321bd25af69aae16ae1a8f605ea603c1886ffa4")
     version("2.0.14", sha256="3eaef2b957e4ba845eac27a2ca3249aae4259ff1fe0ff5a21b094481328fdc53")
diff --git a/var/spack/repos/builtin/packages/digitrounding/package.py b/var/spack/repos/builtin/packages/digitrounding/package.py
index 889d344f02..5360a31489 100644
--- a/var/spack/repos/builtin/packages/digitrounding/package.py
+++ b/var/spack/repos/builtin/packages/digitrounding/package.py
@@ -12,7 +12,7 @@ class Digitrounding(CMakePackage):
     homepage = "https://github.com/disheng222/digitroundingZ"
     git = "https://github.com/disheng222/digitroundingZ"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("2020-02-27", commit="7b18679aded7a85e6f221f7f5cd4f080f322bc33")
diff --git a/var/spack/repos/builtin/packages/dihydrogen/package.py b/var/spack/repos/builtin/packages/dihydrogen/package.py
index a22f02f106..a8e853a95d 100644
--- a/var/spack/repos/builtin/packages/dihydrogen/package.py
+++ b/var/spack/repos/builtin/packages/dihydrogen/package.py
@@ -20,7 +20,7 @@ class Dihydrogen(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/DiHydrogen.git"
     tags = ["ecp", "radiuss"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/direnv/package.py b/var/spack/repos/builtin/packages/direnv/package.py
index 2ab0853826..52b5ae0ff7 100644
--- a/var/spack/repos/builtin/packages/direnv/package.py
+++ b/var/spack/repos/builtin/packages/direnv/package.py
@@ -12,7 +12,7 @@ class Direnv(Package):
     homepage = "https://direnv.net/"
     url = "https://github.com/direnv/direnv/archive/v2.11.3.tar.gz"
 
-    maintainers = ["acastanedam", "alecbcs"]
+    maintainers("acastanedam", "alecbcs")
 
     version("2.32.2", sha256="352b3a65e8945d13caba92e13e5666e1854d41749aca2e230938ac6c64fa8ef9")
     version("2.32.1", sha256="dc7df9a9e253e1124748aa74da94bf2b96f5a61d581c60d52d3f8e8dc86ecfde")
diff --git a/var/spack/repos/builtin/packages/dlb/package.py b/var/spack/repos/builtin/packages/dlb/package.py
index 7433fdcfa6..32f0155bd8 100644
--- a/var/spack/repos/builtin/packages/dlb/package.py
+++ b/var/spack/repos/builtin/packages/dlb/package.py
@@ -17,7 +17,7 @@ class Dlb(AutotoolsPackage):
     url = "https://pm.bsc.es/ftp/dlb/releases/dlb-3.2.tar.gz"
     git = "https://github.com/bsc-pm/dlb.git"
 
-    maintainers = ["vlopezh"]
+    maintainers("vlopezh")
 
     version("main", branch="main")
     version("3.2", sha256="b1c65ce3179b5275cfdf0bf921c0565a4a3ebcfdab72d7cef014957c17136c7e")
diff --git a/var/spack/repos/builtin/packages/dock/package.py b/var/spack/repos/builtin/packages/dock/package.py
index abf8ea49d9..bfa34492ae 100644
--- a/var/spack/repos/builtin/packages/dock/package.py
+++ b/var/spack/repos/builtin/packages/dock/package.py
@@ -17,7 +17,7 @@ class Dock(Package):
 
     homepage = "http://dock.compbio.ucsf.edu/DOCK_6/index.htm"
     url = "file://{0}/dock.6.9_source.tar.gz".format(os.getcwd())
-    maintainers = ["snehring"]
+    maintainers("snehring")
     manual_download = True
 
     version("6.9", sha256="c2caef9b4bb47bb0cb437f6dc21f4c605fd3d0d9cc817fa13748c050dc87a5a8")
diff --git a/var/spack/repos/builtin/packages/dos2unix/package.py b/var/spack/repos/builtin/packages/dos2unix/package.py
index 6a213a0437..bf76004e23 100644
--- a/var/spack/repos/builtin/packages/dos2unix/package.py
+++ b/var/spack/repos/builtin/packages/dos2unix/package.py
@@ -14,7 +14,7 @@ class Dos2unix(MakefilePackage):
     homepage = "https://waterlan.home.xs4all.nl/dos2unix.html"
     url = "https://waterlan.home.xs4all.nl/dos2unix/dos2unix-7.3.4.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("7.4.2", sha256="6035c58df6ea2832e868b599dfa0d60ad41ca3ecc8aa27822c4b7a9789d3ae01")
     version("7.3.4", sha256="8ccda7bbc5a2f903dafd95900abb5bf5e77a769b572ef25150fde4056c5f30c5")
diff --git a/var/spack/repos/builtin/packages/doxygen/package.py b/var/spack/repos/builtin/packages/doxygen/package.py
index b36298f1ac..f0f10b5ecf 100644
--- a/var/spack/repos/builtin/packages/doxygen/package.py
+++ b/var/spack/repos/builtin/packages/doxygen/package.py
@@ -44,7 +44,7 @@ class Doxygen(CMakePackage):
 
     executables = ["doxygen"]
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     def url_for_version(self, version):
         url = "https://github.com/doxygen/doxygen/archive/refs/tags/Release_{0}.tar.gz"
diff --git a/var/spack/repos/builtin/packages/dpcpp/package.py b/var/spack/repos/builtin/packages/dpcpp/package.py
index 48c4b3ac31..23b7b01e4b 100644
--- a/var/spack/repos/builtin/packages/dpcpp/package.py
+++ b/var/spack/repos/builtin/packages/dpcpp/package.py
@@ -19,7 +19,7 @@ class Dpcpp(CMakePackage):
     version("2021.09", commit="bd68232bb96386bf7649345c0557ba520e73c02d")
     version("2021.12", commit="27f59d8906fcc8aece7ff6aa570ccdee52168c2d")
 
-    maintainers = ["ravil-mobile"]
+    maintainers("ravil-mobile")
     variant("cuda", default=False, description="switch from OpenCL to CUDA")
     variant("rocm", default=False, description="switch from OpenCL to ROCm")
     variant(
diff --git a/var/spack/repos/builtin/packages/draco/package.py b/var/spack/repos/builtin/packages/draco/package.py
index 8613bb651f..c81c124257 100644
--- a/var/spack/repos/builtin/packages/draco/package.py
+++ b/var/spack/repos/builtin/packages/draco/package.py
@@ -15,7 +15,7 @@ class Draco(CMakePackage):
     homepage = "https://github.com/lanl/draco"
     url = "https://github.com/lanl/Draco/archive/draco-7_1_0.zip"
     git = "https://github.com/lanl/Draco.git"
-    maintainers = ["KineticTheory"]
+    maintainers("KineticTheory")
 
     version("develop", branch="develop")
     version("7.14.1", sha256="b05c75f1b8ea1d4fac4900d897fb1c948b470826b174ed8b97b32c6da9f030bf")
diff --git a/var/spack/repos/builtin/packages/dramsim2/package.py b/var/spack/repos/builtin/packages/dramsim2/package.py
index fed70e6a78..301a58569a 100644
--- a/var/spack/repos/builtin/packages/dramsim2/package.py
+++ b/var/spack/repos/builtin/packages/dramsim2/package.py
@@ -16,7 +16,7 @@ class Dramsim2(MakefilePackage):
     git = "https://github.com/umd-memsys/DRAMSim2"
     url = "https://github.com/dramninjasUMD/DRAMSim2/archive/v2.2.2.tar.gz"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("2.2.2", sha256="96d0257eafb41e38ffa4f13e3ef3759567bdde7fa3329403f324abd0ddf8d015")
 
diff --git a/var/spack/repos/builtin/packages/dray/package.py b/var/spack/repos/builtin/packages/dray/package.py
index e15b8ac76e..62c98e6feb 100644
--- a/var/spack/repos/builtin/packages/dray/package.py
+++ b/var/spack/repos/builtin/packages/dray/package.py
@@ -41,7 +41,7 @@ class Dray(Package, CudaPackage):
     git = "https://github.com/LLNL/devil_ray.git"
     url = "https://github.com/LLNL/devil_ray/releases/download/v0.1.2/dray-v0.1.2.tar.gz"
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     version("develop", branch="develop", submodules="True")
     version("0.1.8", sha256="ae78ca6a5a31f06f6400a4a1ff6fc1d75347c8b41027a80662179f5b877eee30")
diff --git a/var/spack/repos/builtin/packages/drishti/package.py b/var/spack/repos/builtin/packages/drishti/package.py
index 068b67638e..e8d2a4aae6 100644
--- a/var/spack/repos/builtin/packages/drishti/package.py
+++ b/var/spack/repos/builtin/packages/drishti/package.py
@@ -16,7 +16,7 @@ class Drishti(PythonPackage):
     git = "https://github.com/hpc-io/drishti"
     pypi = "drishti-io/drishti-io-0.4.tar.gz"
 
-    maintainers = ["jeanbez", "sbyna"]
+    maintainers("jeanbez", "sbyna")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/dsfmt/package.py b/var/spack/repos/builtin/packages/dsfmt/package.py
index 40780c0413..e3677306bb 100644
--- a/var/spack/repos/builtin/packages/dsfmt/package.py
+++ b/var/spack/repos/builtin/packages/dsfmt/package.py
@@ -12,7 +12,7 @@ class Dsfmt(MakefilePackage):
     homepage = "http://www.math.sci.hiroshima-u.ac.jp/m-mat/MT/SFMT/"
     url = "https://github.com/MersenneTwister-Lab/dSFMT/archive/v2.2.4.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     # This package does not have a target to build a library nor a make install target,
     # so we add it for them.
diff --git a/var/spack/repos/builtin/packages/dtcmp/package.py b/var/spack/repos/builtin/packages/dtcmp/package.py
index 93b79304f6..6b9c32fa95 100644
--- a/var/spack/repos/builtin/packages/dtcmp/package.py
+++ b/var/spack/repos/builtin/packages/dtcmp/package.py
@@ -14,7 +14,7 @@ class Dtcmp(AutotoolsPackage):
     url = "https://github.com/LLNL/dtcmp/releases/download/v1.0.3/dtcmp-1.0.3.tar.gz"
     git = "https://github.com/LLNL/dtcmp.git"
 
-    maintainers = ["gonsie", "camstan", "adammoody"]
+    maintainers("gonsie", "camstan", "adammoody")
 
     version("main", branch="main")
     version("1.1.4", sha256="dd83d8cecd68e13b78b68e88675cc5847cde06742b7740e140b98f4a08127dd3")
diff --git a/var/spack/repos/builtin/packages/dust/package.py b/var/spack/repos/builtin/packages/dust/package.py
index e030ea4725..8f5a2264db 100644
--- a/var/spack/repos/builtin/packages/dust/package.py
+++ b/var/spack/repos/builtin/packages/dust/package.py
@@ -12,7 +12,7 @@ class Dust(Package):
     homepage = "https://github.com/bootandy/dust"
     url = "https://github.com/bootandy/dust/archive/v0.7.5.tar.gz"
 
-    maintainers = ["fangohr"]
+    maintainers("fangohr")
 
     version(
         "0.7.5",
diff --git a/var/spack/repos/builtin/packages/dwz/package.py b/var/spack/repos/builtin/packages/dwz/package.py
index f84f5c3331..cb1b1f5e2a 100644
--- a/var/spack/repos/builtin/packages/dwz/package.py
+++ b/var/spack/repos/builtin/packages/dwz/package.py
@@ -13,7 +13,7 @@ class Dwz(MakefilePackage, SourcewarePackage):
     sourceware_mirror_path = "dwz/releases/dwz-0.14.tar.gz"
     git = "git://sourceware.org/git/dwz.git"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     depends_on("elf")
 
diff --git a/var/spack/repos/builtin/packages/dxt-explorer/package.py b/var/spack/repos/builtin/packages/dxt-explorer/package.py
index 8962838fb5..4f7df14c18 100644
--- a/var/spack/repos/builtin/packages/dxt-explorer/package.py
+++ b/var/spack/repos/builtin/packages/dxt-explorer/package.py
@@ -16,7 +16,7 @@ class DxtExplorer(PythonPackage):
     git = "https://github.com/hpc-io/dxt-explorer"
     pypi = "dxt-explorer/dxt-explorer-0.3.tar.gz"
 
-    maintainers = ["jeanbez", "sbyna"]
+    maintainers("jeanbez", "sbyna")
 
     version("develop", branch="develop")
 
diff --git a/var/spack/repos/builtin/packages/dyninst/package.py b/var/spack/repos/builtin/packages/dyninst/package.py
index fbde1d932d..dd8dbfe1de 100644
--- a/var/spack/repos/builtin/packages/dyninst/package.py
+++ b/var/spack/repos/builtin/packages/dyninst/package.py
@@ -15,7 +15,7 @@ class Dyninst(CMakePackage):
     homepage = "https://dyninst.org"
     url = "https://github.com/dyninst/dyninst/archive/refs/tags/v12.2.0.tar.gz"
     git = "https://github.com/dyninst/dyninst.git"
-    maintainers = ["hainest"]
+    maintainers("hainest")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/e3sm-kernels/package.py b/var/spack/repos/builtin/packages/e3sm-kernels/package.py
index 921f74db55..c0bb15d738 100644
--- a/var/spack/repos/builtin/packages/e3sm-kernels/package.py
+++ b/var/spack/repos/builtin/packages/e3sm-kernels/package.py
@@ -18,7 +18,7 @@ class E3smKernels(MakefilePackage):
     url = "https://github.com/E3SM-Project/codesign-kernels/archive/refs/tags/v1.0.tar.gz"
     git = "https://github.com/E3SM-Project/codesign-kernels.git"
 
-    maintainers = ["sarats", "philipwjones"]
+    maintainers("sarats", "philipwjones")
 
     version("master", branch="master")
     version("1.0", sha256="358249785ba9f95616feecbb6f37f7694646568499c11b2094c9233999c6cc95")
diff --git a/var/spack/repos/builtin/packages/e4s-cl/package.py b/var/spack/repos/builtin/packages/e4s-cl/package.py
index a1bc5aef64..86f4b3a1a8 100644
--- a/var/spack/repos/builtin/packages/e4s-cl/package.py
+++ b/var/spack/repos/builtin/packages/e4s-cl/package.py
@@ -10,7 +10,7 @@ class E4sCl(PythonPackage):
     """Container Launcher for E4S containers, facilitating MPI library
     translations"""
 
-    maintainers = ["spoutn1k", "FrederickDeny"]
+    maintainers("spoutn1k", "FrederickDeny")
     homepage = "https://e4s-cl.readthedocs.io"
     url = "https://oaciss.uoregon.edu/e4s/e4s-cl/releases"
     git = "https://github.com/E4S-Project/e4s-cl"
diff --git a/var/spack/repos/builtin/packages/ea-utils/package.py b/var/spack/repos/builtin/packages/ea-utils/package.py
index 9156159e90..b18e016fee 100644
--- a/var/spack/repos/builtin/packages/ea-utils/package.py
+++ b/var/spack/repos/builtin/packages/ea-utils/package.py
@@ -16,7 +16,7 @@ class EaUtils(MakefilePackage):
     homepage = "https://expressionanalysis.github.io/ea-utils/"
     url = "https://github.com/ExpressionAnalysis/ea-utils/archive/1.04.807.tar.gz"
     git = "https://github.com/ExpressionAnalysis/ea-utils.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2021-10-20", commit="10c21926a4dce4289d5052acfd73b8e744d4fede")
     version(
diff --git a/var/spack/repos/builtin/packages/eagle/package.py b/var/spack/repos/builtin/packages/eagle/package.py
index e1edca17b9..3db4db3a97 100644
--- a/var/spack/repos/builtin/packages/eagle/package.py
+++ b/var/spack/repos/builtin/packages/eagle/package.py
@@ -11,7 +11,7 @@ class Eagle(MakefilePackage):
 
     homepage = "https://github.com/tony-kuo/eagle"
     url = "https://github.com/tony-kuo/eagle/archive/v1.1.2.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.1.3", sha256="bd510b8eef2de14898cbf417e1c7a30b97ddaba24e5e2834da7b02767362fe3c")
     version("1.1.2", sha256="afe967560d1f8fdbd0caf4b93b5f2a86830e9e4d399fee4a526140431343045e")
diff --git a/var/spack/repos/builtin/packages/easi/package.py b/var/spack/repos/builtin/packages/easi/package.py
index d68636ed9d..50bc264fd6 100644
--- a/var/spack/repos/builtin/packages/easi/package.py
+++ b/var/spack/repos/builtin/packages/easi/package.py
@@ -14,7 +14,7 @@ class Easi(CMakePackage):
     homepage = "https://easyinit.readthedocs.io"
     git = "https://github.com/SeisSol/easi.git"
 
-    maintainers = ["ravil-mobile", "Thomas-Ulrich", "krenzland", "ThrudPrimrose"]
+    maintainers("ravil-mobile", "Thomas-Ulrich", "krenzland", "ThrudPrimrose")
 
     version("develop", branch="master")
     version("1.2.0", tag="v1.2.0")
diff --git a/var/spack/repos/builtin/packages/easybuild/package.py b/var/spack/repos/builtin/packages/easybuild/package.py
index 6d22c65bfe..d8c5601997 100644
--- a/var/spack/repos/builtin/packages/easybuild/package.py
+++ b/var/spack/repos/builtin/packages/easybuild/package.py
@@ -13,7 +13,7 @@ class Easybuild(PythonPackage):
 
     homepage = "https://easybuilders.github.io/easybuild/"
     pypi = "easybuild/easybuild-4.0.0.tar.gz"
-    maintainers = ["boegel"]
+    maintainers("boegel")
 
     version("4.0.0", sha256="21bcc1048525ad6219667cc97a7421b5388068c670cabba356712e474896de40")
 
diff --git a/var/spack/repos/builtin/packages/ecbuild/package.py b/var/spack/repos/builtin/packages/ecbuild/package.py
index a243d49659..a4a6656bed 100644
--- a/var/spack/repos/builtin/packages/ecbuild/package.py
+++ b/var/spack/repos/builtin/packages/ecbuild/package.py
@@ -13,7 +13,7 @@ class Ecbuild(CMakePackage):
     homepage = "https://github.com/ecmwf/ecbuild"
     url = "https://github.com/ecmwf/ecbuild/archive/refs/tags/3.6.1.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("3.6.5", sha256="98bff3d3c269f973f4bfbe29b4de834cd1d43f15b1c8d1941ee2bfe15e3d4f7f")
     version("3.6.1", sha256="796ccceeb7af01938c2f74eab0724b228e9bf1978e32484aa3e227510f69ac59")
diff --git a/var/spack/repos/builtin/packages/eccodes/package.py b/var/spack/repos/builtin/packages/eccodes/package.py
index e63ad57b1c..c98a6737dd 100644
--- a/var/spack/repos/builtin/packages/eccodes/package.py
+++ b/var/spack/repos/builtin/packages/eccodes/package.py
@@ -45,7 +45,7 @@ class Eccodes(CMakePackage):
     git = "https://github.com/ecmwf/eccodes.git"
     list_url = "https://confluence.ecmwf.int/display/ECC/Releases"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("develop", branch="develop")
     version("2.25.0", sha256="8975131aac54d406e5457706fd4e6ba46a8cc9c7dd817a41f2aa64ce1193c04e")
diff --git a/var/spack/repos/builtin/packages/ecflow/package.py b/var/spack/repos/builtin/packages/ecflow/package.py
index af00543322..2c30dbbd0c 100644
--- a/var/spack/repos/builtin/packages/ecflow/package.py
+++ b/var/spack/repos/builtin/packages/ecflow/package.py
@@ -19,7 +19,7 @@ class Ecflow(CMakePackage):
     homepage = "https://confluence.ecmwf.int/display/ECFLOW/"
     url = "https://confluence.ecmwf.int/download/attachments/8650755/ecFlow-4.11.1-Source.tar.gz"
 
-    maintainers = ["climbfuji"]
+    maintainers("climbfuji")
 
     # https://confluence.ecmwf.int/download/attachments/8650755/ecFlow-5.8.3-Source.tar.gz?api=v2
     version("5.8.3", sha256="1d890008414017da578dbd5a95cb1b4d599f01d5a3bb3e0297fe94a87fbd81a6")
diff --git a/var/spack/repos/builtin/packages/eckit/package.py b/var/spack/repos/builtin/packages/eckit/package.py
index 1e46f2d65d..27b304d813 100644
--- a/var/spack/repos/builtin/packages/eckit/package.py
+++ b/var/spack/repos/builtin/packages/eckit/package.py
@@ -13,7 +13,7 @@ class Eckit(CMakePackage):
     homepage = "https://github.com/ecmwf/eckit"
     url = "https://github.com/ecmwf/eckit/archive/refs/tags/1.16.0.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("1.20.2", sha256="9c11ddaaf346e40d11312b81ca7f1b510017f26618f4c0f5c5c59c37623fbac8")
     version("1.19.0", sha256="a5fef36b4058f2f0aac8daf5bcc9740565f68da7357ddd242de3a5eed4765cc7")
diff --git a/var/spack/repos/builtin/packages/eclipse-gcj-parser/package.py b/var/spack/repos/builtin/packages/eclipse-gcj-parser/package.py
index 307bde8b6f..5b96953f95 100644
--- a/var/spack/repos/builtin/packages/eclipse-gcj-parser/package.py
+++ b/var/spack/repos/builtin/packages/eclipse-gcj-parser/package.py
@@ -18,7 +18,7 @@ class EclipseGcjParser(Package):
     # Official download found at (see ecj-4.8M4.jar and ecjsrc-4.8M4.jar)
     # http://download.eclipse.org/eclipse/downloads/drops4/S-4.8M4-201712062000/
 
-    maintainers = ["citibeth"]
+    maintainers("citibeth")
 
     # The server is sometimes a bit slow to respond
     fetch_options = {"timeout": 60}
diff --git a/var/spack/repos/builtin/packages/ecoslim/package.py b/var/spack/repos/builtin/packages/ecoslim/package.py
index 79fe1d2eb4..8a99faf320 100644
--- a/var/spack/repos/builtin/packages/ecoslim/package.py
+++ b/var/spack/repos/builtin/packages/ecoslim/package.py
@@ -15,7 +15,7 @@ class Ecoslim(CMakePackage):
     url = "https://github.com/reedmaxwell/EcoSLIM/archive/refs/tags/v1.3.tar.gz"
     git = "https://github.com/reedmaxwell/EcoSLIM.git"
 
-    maintainers = ["reedmaxwell", "lecondon", "smithsg84"]
+    maintainers("reedmaxwell", "lecondon", "smithsg84")
 
     version("1.3", sha256="b532e570b4767e4fa84123d8773732150679e8e3d7fecd5c6e99fb1d4dc57b84")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/ecp-data-vis-sdk/package.py b/var/spack/repos/builtin/packages/ecp-data-vis-sdk/package.py
index 9a953938c5..59eefb3ec5 100644
--- a/var/spack/repos/builtin/packages/ecp-data-vis-sdk/package.py
+++ b/var/spack/repos/builtin/packages/ecp-data-vis-sdk/package.py
@@ -65,7 +65,7 @@ class EcpDataVisSdk(BundlePackage, CudaPackage, ROCmPackage):
     homepage = "https://ecp-data-vis-sdk.github.io/"
 
     tags = ["ecp"]
-    maintainers = ["kwryankrattiger", "svenevs"]
+    maintainers("kwryankrattiger", "svenevs")
 
     version("1.0")
 
diff --git a/var/spack/repos/builtin/packages/ecp-proxy-apps/package.py b/var/spack/repos/builtin/packages/ecp-proxy-apps/package.py
index 807e1f6429..20572b951a 100644
--- a/var/spack/repos/builtin/packages/ecp-proxy-apps/package.py
+++ b/var/spack/repos/builtin/packages/ecp-proxy-apps/package.py
@@ -14,7 +14,7 @@ class EcpProxyApps(BundlePackage):
     """
 
     tags = ["proxy-app", "ecp-proxy-app"]
-    maintainers = ["rspavel"]
+    maintainers("rspavel")
 
     homepage = "https://proxyapps.exascaleproject.org"
 
diff --git a/var/spack/repos/builtin/packages/edm4hep/package.py b/var/spack/repos/builtin/packages/edm4hep/package.py
index 94958cd943..30a9551eb6 100644
--- a/var/spack/repos/builtin/packages/edm4hep/package.py
+++ b/var/spack/repos/builtin/packages/edm4hep/package.py
@@ -14,7 +14,7 @@ class Edm4hep(CMakePackage):
     url = "https://github.com/key4hep/EDM4hep/archive/v00-01.tar.gz"
     git = "https://github.com/key4hep/EDM4hep.git"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep", "key4hep"]
 
diff --git a/var/spack/repos/builtin/packages/eigen/package.py b/var/spack/repos/builtin/packages/eigen/package.py
index e81f2d4327..e78d563f78 100644
--- a/var/spack/repos/builtin/packages/eigen/package.py
+++ b/var/spack/repos/builtin/packages/eigen/package.py
@@ -14,7 +14,7 @@ class Eigen(CMakePackage):
 
     homepage = "https://eigen.tuxfamily.org/"
     url = "https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.tar.gz"
-    maintainers = ["HaoZeke"]
+    maintainers("HaoZeke")
 
     version("3.4.0", sha256="8586084f71f9bde545ee7fa6d00288b264a2b7ac3607b974e54d13e7162c1c72")
     version("3.3.9", sha256="7985975b787340124786f092b3a07d594b2e9cd53bbfe5f3d9b1daee7d55f56f")
diff --git a/var/spack/repos/builtin/packages/elfio/package.py b/var/spack/repos/builtin/packages/elfio/package.py
index 19379b934a..0ca5208faa 100644
--- a/var/spack/repos/builtin/packages/elfio/package.py
+++ b/var/spack/repos/builtin/packages/elfio/package.py
@@ -15,7 +15,7 @@ class Elfio(CMakePackage):
     homepage = "https://github.com/serge1/ELFIO"
     url = "https://github.com/serge1/ELFIO/releases/download/Release_3.9/elfio-3.9.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("3.10", sha256="cdc6362ede2e0c8d1d6db15d7da4b526f461d9cfae6f6337369e416a8bc60234")
     version("3.9", sha256="767b269063fc35aba6d361139f830aa91c45dc6b77942f082666876c1aa0be0f")
diff --git a/var/spack/repos/builtin/packages/elfutils/package.py b/var/spack/repos/builtin/packages/elfutils/package.py
index e83c0f82c1..d72484b696 100644
--- a/var/spack/repos/builtin/packages/elfutils/package.py
+++ b/var/spack/repos/builtin/packages/elfutils/package.py
@@ -22,7 +22,7 @@ class Elfutils(AutotoolsPackage, SourcewarePackage):
     list_url = "https://sourceware.org/elfutils/ftp"
     list_depth = 1
 
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     version("0.188", sha256="fb8b0e8d0802005b9a309c60c1d8de32dd2951b56f0c3a3cb56d21ce01595dff")
     version("0.187", sha256="e70b0dfbe610f90c4d1fe0d71af142a4e25c3c4ef9ebab8d2d72b65159d454c8")
diff --git a/var/spack/repos/builtin/packages/embree/package.py b/var/spack/repos/builtin/packages/embree/package.py
index daa101f4c4..64142e099f 100644
--- a/var/spack/repos/builtin/packages/embree/package.py
+++ b/var/spack/repos/builtin/packages/embree/package.py
@@ -11,7 +11,7 @@ class Embree(CMakePackage):
 
     homepage = "https://embree.org"
     url = "https://github.com/embree/embree/archive/v3.7.0.tar.gz"
-    maintainers = ["aumuell"]
+    maintainers("aumuell")
 
     version("3.13.1", sha256="00dbd852f19ae2b95f5106dd055ca4b304486436ced0ccf842aec4e38a4df425")
     version("3.13.0", sha256="4d86a69508a7e2eb8710d571096ad024b5174834b84454a8020d3a910af46f4f")
diff --git a/var/spack/repos/builtin/packages/environment-modules/package.py b/var/spack/repos/builtin/packages/environment-modules/package.py
index 6097a83b15..2f8ca1cb16 100644
--- a/var/spack/repos/builtin/packages/environment-modules/package.py
+++ b/var/spack/repos/builtin/packages/environment-modules/package.py
@@ -15,7 +15,7 @@ class EnvironmentModules(Package):
     homepage = "https://cea-hpc.github.io/modules/"
     url = "https://github.com/cea-hpc/modules/releases/download/v5.2.0/modules-5.2.0.tar.gz"
 
-    maintainers = ["xdelaruelle"]
+    maintainers("xdelaruelle")
 
     version("5.2.0", sha256="48f9f10864303df628a48cab17074820a6251ad8cd7d66dd62aa7798af479254")
     version("5.1.1", sha256="1985f79e0337f63d6564b08db0238cf96a276a4184def822bb8ad37996dc8295")
diff --git a/var/spack/repos/builtin/packages/enzyme/package.py b/var/spack/repos/builtin/packages/enzyme/package.py
index 069c7940f1..75b93cd2ed 100644
--- a/var/spack/repos/builtin/packages/enzyme/package.py
+++ b/var/spack/repos/builtin/packages/enzyme/package.py
@@ -19,7 +19,7 @@ class Enzyme(CMakePackage):
     list_url = "https://github.com/wsmoses/Enzyme/releases"
     git = "https://github.com/wsmoses/Enzyme"
 
-    maintainers = ["wsmoses", "vchuravy", "tgymnich"]
+    maintainers("wsmoses", "vchuravy", "tgymnich")
 
     root_cmakelists_dir = "enzyme"
 
diff --git a/var/spack/repos/builtin/packages/eospac/package.py b/var/spack/repos/builtin/packages/eospac/package.py
index 4659293ac0..87ea31c9a8 100644
--- a/var/spack/repos/builtin/packages/eospac/package.py
+++ b/var/spack/repos/builtin/packages/eospac/package.py
@@ -14,7 +14,7 @@ class Eospac(Package):
 
     homepage = "https://laws.lanl.gov/projects/data/eos.html"
     list_url = "https://laws.lanl.gov/projects/data/eos/eospacReleases.php"
-    maintainers = ["KineticTheory"]
+    maintainers("KineticTheory")
 
     # - An EOSPAC release labeled "beta" doesn't always imply that the release
     #   is less suitable for production.  According to the current EOSPAC
diff --git a/var/spack/repos/builtin/packages/epics-base/package.py b/var/spack/repos/builtin/packages/epics-base/package.py
index 4e59a17b08..d885ea7d20 100644
--- a/var/spack/repos/builtin/packages/epics-base/package.py
+++ b/var/spack/repos/builtin/packages/epics-base/package.py
@@ -16,7 +16,7 @@ class EpicsBase(MakefilePackage):
     homepage = "https://epics-controls.org"
     url = "https://epics-controls.org/download/base/base-7.0.6.1.tar.gz"
 
-    maintainers = ["glenn-horton-smith"]
+    maintainers("glenn-horton-smith")
 
     version("7.0.6.1", sha256="8ff318f25e2b70df466f933636a2da85e4b0c841504b9e89857652a4786b6387")
 
diff --git a/var/spack/repos/builtin/packages/epics-ca-gateway/package.py b/var/spack/repos/builtin/packages/epics-ca-gateway/package.py
index a6399a462b..a1476b8d85 100644
--- a/var/spack/repos/builtin/packages/epics-ca-gateway/package.py
+++ b/var/spack/repos/builtin/packages/epics-ca-gateway/package.py
@@ -17,7 +17,7 @@ class EpicsCaGateway(MakefilePackage):
     homepage = "https://epics.anl.gov/extensions/gateway/"
     url = "https://github.com/epics-extensions/ca-gateway/archive/refs/tags/v2.1.3.tar.gz"
 
-    maintainers = ["glenn-horton-smith"]
+    maintainers("glenn-horton-smith")
 
     version("2.1.3", sha256="f6e9dba46951a168d3208fc57054138759d56ebd8a7c07b496e8f5b8a56027d7")
 
diff --git a/var/spack/repos/builtin/packages/epics-pcas/package.py b/var/spack/repos/builtin/packages/epics-pcas/package.py
index 5799bb2a0f..09ff843fc7 100644
--- a/var/spack/repos/builtin/packages/epics-pcas/package.py
+++ b/var/spack/repos/builtin/packages/epics-pcas/package.py
@@ -14,7 +14,7 @@ class EpicsPcas(MakefilePackage):
     homepage = "https://github.com/epics-modules/pcas"
     url = "https://github.com/epics-modules/pcas/archive/refs/tags/v4.13.3.tar.gz"
 
-    maintainers = ["glenn-horton-smith"]
+    maintainers("glenn-horton-smith")
 
     version("4.13.3", sha256="5004e39339c8e592fcb9b4275c84143635c6e688c0fbe01f17dafe19850398a0")
 
diff --git a/var/spack/repos/builtin/packages/epics-snmp/package.py b/var/spack/repos/builtin/packages/epics-snmp/package.py
index d9da4c4198..5976f9f7ab 100644
--- a/var/spack/repos/builtin/packages/epics-snmp/package.py
+++ b/var/spack/repos/builtin/packages/epics-snmp/package.py
@@ -14,7 +14,7 @@ class EpicsSnmp(MakefilePackage):
     homepage = "https://groups.nscl.msu.edu/controls/files/devSnmp.html"
     url = "https://groups.nscl.msu.edu/controls/files/epics-snmp-1.1.0.3.zip"
 
-    maintainers = ["glenn-horton-smith"]
+    maintainers("glenn-horton-smith")
 
     version("1.1.0.3", sha256="fe8b2cb25412555a639e3513f48a4da4c4cc3cc43425176349338be27b1e26d3")
 
diff --git a/var/spack/repos/builtin/packages/er/package.py b/var/spack/repos/builtin/packages/er/package.py
index 108865e6e5..aed81e5b72 100644
--- a/var/spack/repos/builtin/packages/er/package.py
+++ b/var/spack/repos/builtin/packages/er/package.py
@@ -14,7 +14,7 @@ class Er(CMakePackage):
     git = "https://github.com/ecp-veloc/er.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.3.0", sha256="01bc71bfb2ebb015ccb948f2bb9138b70972a3e8be0e53f9a4844e46b106a36c")
diff --git a/var/spack/repos/builtin/packages/esmf/package.py b/var/spack/repos/builtin/packages/esmf/package.py
index dc806074fd..aa48f8b357 100644
--- a/var/spack/repos/builtin/packages/esmf/package.py
+++ b/var/spack/repos/builtin/packages/esmf/package.py
@@ -19,7 +19,7 @@ class Esmf(MakefilePackage):
     url = "https://github.com/esmf-org/esmf/archive/ESMF_8_0_1.tar.gz"
     git = "https://github.com/esmf-org/esmf.git"
 
-    maintainers = ["climbfuji", "jedwards4b"]
+    maintainers("climbfuji", "jedwards4b")
 
     # Develop is a special name for spack and is always considered the newest version
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/espanso/package.py b/var/spack/repos/builtin/packages/espanso/package.py
index d42e576746..e12f7a4f65 100644
--- a/var/spack/repos/builtin/packages/espanso/package.py
+++ b/var/spack/repos/builtin/packages/espanso/package.py
@@ -11,7 +11,7 @@ class Espanso(Package):
     homepage = "https://github.com/federico-terzi/espanso"
     url = "https://github.com/federico-terzi/espanso/releases/download/v0.6.3/espanso-linux.tar.gz"
 
-    maintainers = ["zicklag"]
+    maintainers("zicklag")
 
     version("0.6.3", sha256="eb9f9563ed0924d1494f0b406b6d3df9d7df00e81affaf15023d1c82dd8ac561")
     version("0.6.2", sha256="db2e53c8e0a17575f69739e53dd6a486dd0e912abbc7ac7c33d98567bd1f0e18")
diff --git a/var/spack/repos/builtin/packages/esys-particle/package.py b/var/spack/repos/builtin/packages/esys-particle/package.py
index a9116dc6bb..843a9afa9b 100644
--- a/var/spack/repos/builtin/packages/esys-particle/package.py
+++ b/var/spack/repos/builtin/packages/esys-particle/package.py
@@ -15,7 +15,7 @@ class EsysParticle(CMakePackage):
     homepage = "https://launchpad.net/esys-particle"
     url = "https://launchpadlibrarian.net/539636757/esys-particle-3.0-alpha.tar.gz"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("3.0-alpha", sha256="4fba856a95c93991cacb904e6a54a7ded93558f7adc8c3e6da99bc347843a434")
 
diff --git a/var/spack/repos/builtin/packages/etcd/package.py b/var/spack/repos/builtin/packages/etcd/package.py
index fc8813b83b..07b817d906 100644
--- a/var/spack/repos/builtin/packages/etcd/package.py
+++ b/var/spack/repos/builtin/packages/etcd/package.py
@@ -13,7 +13,7 @@ class Etcd(Package):
     homepage = "https://etcd.io/"
     url = "https://github.com/etcd-io/etcd/archive/v3.4.7.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("3.4.23", sha256="055c608c4898d25f23aefbc845ff074bf5e8a07e61ed41dbd5cc4d4f59c93093")
 
diff --git a/var/spack/repos/builtin/packages/eve/package.py b/var/spack/repos/builtin/packages/eve/package.py
index 0a10550a4c..b6540f2f89 100644
--- a/var/spack/repos/builtin/packages/eve/package.py
+++ b/var/spack/repos/builtin/packages/eve/package.py
@@ -11,7 +11,7 @@ class Eve(CMakePackage):
 
     homepage = "https://jfalcou.github.io/eve/"
     url = "https://github.com/jfalcou/eve/archive/refs/tags/v2022.09.0.tar.gz"
-    maintainers = ["jfalcou"]
+    maintainers("jfalcou")
     git = "https://github.com/jfalcou/eve.git"
 
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/everytrace/package.py b/var/spack/repos/builtin/packages/everytrace/package.py
index b8407e4139..fdf546dc92 100644
--- a/var/spack/repos/builtin/packages/everytrace/package.py
+++ b/var/spack/repos/builtin/packages/everytrace/package.py
@@ -13,7 +13,7 @@ class Everytrace(CMakePackage):
     url = "https://github.com/citibeth/everytrace/archive/0.2.2.tar.gz"
     git = "https://github.com/citibeth/everytrace.git"
 
-    maintainers = ["citibeth"]
+    maintainers("citibeth")
 
     version("develop", branch="develop")
     version("0.2.2", sha256="0487276bb24e648388862d8e1d8cfe56b529f7e3d840df3fcb5b3a3dad4016e1")
diff --git a/var/spack/repos/builtin/packages/evtgen/package.py b/var/spack/repos/builtin/packages/evtgen/package.py
index de6f433ba6..2c4d3d9a68 100644
--- a/var/spack/repos/builtin/packages/evtgen/package.py
+++ b/var/spack/repos/builtin/packages/evtgen/package.py
@@ -15,7 +15,7 @@ class Evtgen(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("02.02.00", sha256="0c626e51cb17e799ad0ffd0beea5cb94d7ac8a5f8777b746aa1944dd26071ecf")
     version("02.00.00", sha256="02372308e1261b8369d10538a3aa65fe60728ab343fcb64b224dac7313deb719")
diff --git a/var/spack/repos/builtin/packages/exaca/package.py b/var/spack/repos/builtin/packages/exaca/package.py
index a55b24ec11..18a3bf473f 100644
--- a/var/spack/repos/builtin/packages/exaca/package.py
+++ b/var/spack/repos/builtin/packages/exaca/package.py
@@ -14,7 +14,7 @@ class Exaca(CMakePackage):
     git = "https://github.com/LLNL/ExaCA.git"
     url = "https://github.com/LLNL/ExaCA/archive/1.0.0.tar.gz"
 
-    maintainers = ["streeve", "MattRolchigo"]
+    maintainers("streeve", "MattRolchigo")
 
     tags = ["ecp"]
 
diff --git a/var/spack/repos/builtin/packages/exago/package.py b/var/spack/repos/builtin/packages/exago/package.py
index 7e59e91697..9c6e337560 100644
--- a/var/spack/repos/builtin/packages/exago/package.py
+++ b/var/spack/repos/builtin/packages/exago/package.py
@@ -13,7 +13,7 @@ class Exago(CMakePackage, CudaPackage, ROCmPackage):
 
     homepage = "https://gitlab.pnnl.gov/exasgd/frameworks/exago"
     git = "https://gitlab.pnnl.gov/exasgd/frameworks/exago.git"
-    maintainers = ["ryandanehy", "CameronRutherford", "pelesh"]
+    maintainers("ryandanehy", "CameronRutherford", "pelesh")
 
     version("1.5.0", commit="227f49573a28bdd234be5500b3733be78a958f15", submodules=True)
     version("1.4.1", commit="ea607c685444b5f345bfdc9a59c345f0f30adde2", submodules=True)
diff --git a/var/spack/repos/builtin/packages/examl/package.py b/var/spack/repos/builtin/packages/examl/package.py
index ff18333eb3..a396e51d38 100644
--- a/var/spack/repos/builtin/packages/examl/package.py
+++ b/var/spack/repos/builtin/packages/examl/package.py
@@ -16,7 +16,7 @@ class Examl(MakefilePackage):
     homepage = "https://github.com/stamatak/ExaML"
     url = "https://github.com/stamatak/ExaML/archive/v3.0.22.tar.gz"
 
-    maintainers = ["robqiao"]
+    maintainers("robqiao")
 
     version("3.0.22", sha256="802e673b0c2ea83fdbe6b060048d83f22b6978933a04be64fb9b4334fe318ca3")
     version("3.0.21", sha256="6c7e6c5d7bf4ab5cfbac5cc0d577885272a803c142e06b531693a6a589102e2e")
diff --git a/var/spack/repos/builtin/packages/exampm/package.py b/var/spack/repos/builtin/packages/exampm/package.py
index 620bd2cf5c..ae39ccb664 100644
--- a/var/spack/repos/builtin/packages/exampm/package.py
+++ b/var/spack/repos/builtin/packages/exampm/package.py
@@ -12,7 +12,7 @@ class Exampm(CMakePackage):
     homepage = "https://github.com/ECP-copa/ExaMPM"
     git = "https://github.com/ECP-copa/ExaMPM.git"
 
-    maintainers = ["junghans", "streeve", "sslattery"]
+    maintainers("junghans", "streeve", "sslattery")
 
     tags = ["proxy-app", "ecp-proxy-app"]
 
diff --git a/var/spack/repos/builtin/packages/exasp2/package.py b/var/spack/repos/builtin/packages/exasp2/package.py
index ac22d36014..8741f3fb8f 100644
--- a/var/spack/repos/builtin/packages/exasp2/package.py
+++ b/var/spack/repos/builtin/packages/exasp2/package.py
@@ -25,7 +25,7 @@ class Exasp2(MakefilePackage):
     url = "https://github.com/ECP-copa/ExaSP2/tarball/v1.0"
     git = "https://github.com/ECP-copa/ExaSP2.git"
 
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     tags = ["proxy-app", "ecp-proxy-app"]
 
diff --git a/var/spack/repos/builtin/packages/exawind/package.py b/var/spack/repos/builtin/packages/exawind/package.py
index 56795eab28..94ad2b09ea 100644
--- a/var/spack/repos/builtin/packages/exawind/package.py
+++ b/var/spack/repos/builtin/packages/exawind/package.py
@@ -12,7 +12,7 @@ class Exawind(CMakePackage):
     homepage = "https://github.com/Exawind/exawind-driver"
     git = "https://github.com/Exawind/exawind-driver.git"
 
-    maintainers = ["jrood-nrel", "psakievich"]
+    maintainers("jrood-nrel", "psakievich")
 
     tags = ["ecp", "ecp-apps"]
 
diff --git a/var/spack/repos/builtin/packages/exaworks/package.py b/var/spack/repos/builtin/packages/exaworks/package.py
index 11fee75add..5a15445658 100644
--- a/var/spack/repos/builtin/packages/exaworks/package.py
+++ b/var/spack/repos/builtin/packages/exaworks/package.py
@@ -12,7 +12,7 @@ class Exaworks(BundlePackage):
     """
 
     homepage = "https://exaworks.org/"
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("0.1.0")
 
diff --git a/var/spack/repos/builtin/packages/eztrace/package.py b/var/spack/repos/builtin/packages/eztrace/package.py
index d7b5ce455d..8c7f4b67d2 100644
--- a/var/spack/repos/builtin/packages/eztrace/package.py
+++ b/var/spack/repos/builtin/packages/eztrace/package.py
@@ -11,7 +11,7 @@ class Eztrace(Package):
     of HPC applications."""
 
     homepage = "https://gitlab.com/eztrace"
-    maintainers = ["trahay"]
+    maintainers("trahay")
     git = "https://gitlab.com/eztrace/eztrace.git"
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/f77-zmq/package.py b/var/spack/repos/builtin/packages/f77-zmq/package.py
index 2b447720f9..c88239c375 100644
--- a/var/spack/repos/builtin/packages/f77-zmq/package.py
+++ b/var/spack/repos/builtin/packages/f77-zmq/package.py
@@ -14,7 +14,7 @@ class F77Zmq(MakefilePackage):
     homepage = "https://zguide.zeromq.org/"
     url = "https://github.com/zeromq/f77_zmq/archive/4.3.1.tar.gz"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
 
     version("4.3.2", sha256="f1fb7544d38d9bb7235f98c96f241875ddcb0d37ed950618c23d4e4d666a73ca")
     version("4.3.1", sha256="a15d72d93022d3e095528d2808c7767cece974a2dc0e2dd95e4c122f60fcf0a8")
diff --git a/var/spack/repos/builtin/packages/fairlogger/package.py b/var/spack/repos/builtin/packages/fairlogger/package.py
index c2004f8058..c22c2f8c65 100644
--- a/var/spack/repos/builtin/packages/fairlogger/package.py
+++ b/var/spack/repos/builtin/packages/fairlogger/package.py
@@ -15,7 +15,7 @@ class Fairlogger(CMakePackage):
     homepage = "https://github.com/FairRootGroup/FairLogger"
     url = "https://github.com/FairRootGroup/FairLogger/archive/v1.2.0.tar.gz"
     git = "https://github.com/FairRootGroup/FairLogger.git"
-    maintainers = ["dennisklein", "ChristianTackeGSI"]
+    maintainers("dennisklein", "ChristianTackeGSI")
     # generator = 'Ninja'
 
     version("develop", branch="dev", get_full_repo=True)
diff --git a/var/spack/repos/builtin/packages/faiss/package.py b/var/spack/repos/builtin/packages/faiss/package.py
index cc4260c513..924ade2e6f 100644
--- a/var/spack/repos/builtin/packages/faiss/package.py
+++ b/var/spack/repos/builtin/packages/faiss/package.py
@@ -22,7 +22,7 @@ class Faiss(AutotoolsPackage, CMakePackage, CudaPackage):
     homepage = "https://github.com/facebookresearch/faiss"
     url = "https://github.com/facebookresearch/faiss/archive/v1.6.3.tar.gz"
 
-    maintainers = ["bhatiaharsh", "rblake-llnl", "lpottier"]
+    maintainers("bhatiaharsh", "rblake-llnl", "lpottier")
 
     build_system(
         conditional("cmake", when="@1.7:"), conditional("autotools", when="@:1.6"), default="cmake"
diff --git a/var/spack/repos/builtin/packages/faodel/package.py b/var/spack/repos/builtin/packages/faodel/package.py
index 094b0baca7..e93dc45f01 100644
--- a/var/spack/repos/builtin/packages/faodel/package.py
+++ b/var/spack/repos/builtin/packages/faodel/package.py
@@ -13,7 +13,7 @@ class Faodel(CMakePackage):
     url = "https://github.com/faodel/faodel/archive/v1.2108.1.tar.gz"
     git = "https://github.com/faodel/faodel.git"
 
-    maintainers = ["tkordenbrock", "craigulmer"]
+    maintainers("tkordenbrock", "craigulmer")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/fargparse/package.py b/var/spack/repos/builtin/packages/fargparse/package.py
index 80a336579d..160e253017 100644
--- a/var/spack/repos/builtin/packages/fargparse/package.py
+++ b/var/spack/repos/builtin/packages/fargparse/package.py
@@ -14,7 +14,7 @@ class Fargparse(CMakePackage):
     url = "https://github.com/Goddard-Fortran-Ecosystem/fArgParse/archive/refs/tags/v1.4.1.tar.gz"
     git = "https://github.com/Goddard-Fortran-Ecosystem/fArgParse.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("develop", branch="develop")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/fast-global-file-status/package.py b/var/spack/repos/builtin/packages/fast-global-file-status/package.py
index 2ef7bdbae9..a09ed3723a 100644
--- a/var/spack/repos/builtin/packages/fast-global-file-status/package.py
+++ b/var/spack/repos/builtin/packages/fast-global-file-status/package.py
@@ -13,7 +13,7 @@ class FastGlobalFileStatus(AutotoolsPackage):
     homepage = "https://github.com/LLNL/FastGlobalFileStatus"
     url = "https://github.com/LLNL/FastGlobalFileStatus/files/2271592/fastglobalfilestatus-1.1.tar.gz"
     git = "https://github.com/LLNL/FastGlobalFileStatus.git"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/fastjet/package.py b/var/spack/repos/builtin/packages/fastjet/package.py
index 6f7552c556..8efd2c3ac7 100644
--- a/var/spack/repos/builtin/packages/fastjet/package.py
+++ b/var/spack/repos/builtin/packages/fastjet/package.py
@@ -21,7 +21,7 @@ class Fastjet(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan", "vvolkl"]
+    maintainers("drbenmorgan", "vvolkl")
 
     version("3.4.0", sha256="ee07c8747c8ead86d88de4a9e4e8d1e9e7d7614973f5631ba8297f7a02478b91")
     version("3.3.4", sha256="432b51401e1335697c9248519ce3737809808fc1f6d1644bfae948716dddfc03")
diff --git a/var/spack/repos/builtin/packages/fasttree/package.py b/var/spack/repos/builtin/packages/fasttree/package.py
index 0f50c9cbd4..b8feb7b32c 100644
--- a/var/spack/repos/builtin/packages/fasttree/package.py
+++ b/var/spack/repos/builtin/packages/fasttree/package.py
@@ -15,7 +15,7 @@ class Fasttree(Package):
 
     homepage = "http://www.microbesonline.org/fasttree"
     url = "http://www.microbesonline.org/fasttree/FastTree-2.1.10.c"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version(
         "2.1.11",
diff --git a/var/spack/repos/builtin/packages/fbgemm/package.py b/var/spack/repos/builtin/packages/fbgemm/package.py
index 6f05f3da5c..176efcbce0 100644
--- a/var/spack/repos/builtin/packages/fbgemm/package.py
+++ b/var/spack/repos/builtin/packages/fbgemm/package.py
@@ -14,7 +14,7 @@ class Fbgemm(CMakePackage):
     homepage = "https://github.com/pytorch/FBGEMM"
     git = "https://github.com/pytorch/FBGEMM.git"
 
-    maintainers = ["dskhudia"]
+    maintainers("dskhudia")
 
     version("master", branch="master", submodules=True)
     version(
diff --git a/var/spack/repos/builtin/packages/fd/package.py b/var/spack/repos/builtin/packages/fd/package.py
index 57c304f840..ae5be534eb 100644
--- a/var/spack/repos/builtin/packages/fd/package.py
+++ b/var/spack/repos/builtin/packages/fd/package.py
@@ -14,7 +14,7 @@ class Fd(Package):
 
     version("8.4.0", sha256="d0c2fc7ddbe74e3fd88bf5bb02e0f69078ee6d2aeea3d8df42f508543c9db05d")
 
-    maintainers = ["ashermancinelli"]
+    maintainers("ashermancinelli")
 
     depends_on("rust")
 
diff --git a/var/spack/repos/builtin/packages/fdb/package.py b/var/spack/repos/builtin/packages/fdb/package.py
index dec817cf70..c6a2d6aa66 100644
--- a/var/spack/repos/builtin/packages/fdb/package.py
+++ b/var/spack/repos/builtin/packages/fdb/package.py
@@ -14,7 +14,7 @@ class Fdb(CMakePackage):
     url = "https://github.com/ecmwf/fdb/archive/refs/tags/5.7.8.tar.gz"
     git = "https://github.com/ecmwf/fdb.git"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     # master version of fdb is subject to frequent changes and is to be used experimentally.
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/fdupes/package.py b/var/spack/repos/builtin/packages/fdupes/package.py
index 257a88fada..69612ed4fe 100644
--- a/var/spack/repos/builtin/packages/fdupes/package.py
+++ b/var/spack/repos/builtin/packages/fdupes/package.py
@@ -13,7 +13,7 @@ class Fdupes(AutotoolsPackage):
     homepage = "https://github.com/adrianlopezroche/fdupes"
     url = "https://github.com/adrianlopezroche/fdupes/releases/download/v2.1.2/fdupes-2.1.2.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("2.1.2", sha256="cd5cb53b6d898cf20f19b57b81114a5b263cc1149cd0da3104578b083b2837bd")
 
diff --git a/var/spack/repos/builtin/packages/feh/package.py b/var/spack/repos/builtin/packages/feh/package.py
index eefa53a4de..b7f55c0f7f 100644
--- a/var/spack/repos/builtin/packages/feh/package.py
+++ b/var/spack/repos/builtin/packages/feh/package.py
@@ -16,7 +16,7 @@ class Feh(MakefilePackage):
     homepage = "https://feh.finalrewind.org/"
     url = "https://feh.finalrewind.org/feh-3.3.tar.bz2"
 
-    maintainers = ["TheQueasle"]
+    maintainers("TheQueasle")
 
     version("3.3", sha256="f3959958258111d5f7c9fbe2e165c52b9d5987f07fd1f37540a4abf9f9638811")
     version("3.1.1", sha256="61d0242e3644cf7c5db74e644f0e8a8d9be49b7bd01034265cc1ebb2b3f9c8eb")
diff --git a/var/spack/repos/builtin/packages/fenics-basix/package.py b/var/spack/repos/builtin/packages/fenics-basix/package.py
index 9e7a951d41..ae6ef1b16c 100644
--- a/var/spack/repos/builtin/packages/fenics-basix/package.py
+++ b/var/spack/repos/builtin/packages/fenics-basix/package.py
@@ -12,7 +12,7 @@ class FenicsBasix(CMakePackage):
     homepage = "https://github.com/FEniCS/basix"
     url = "https://github.com/FEniCS/basix/archive/v0.1.0.tar.gz"
     git = "https://github.com/FEniCS/basix.git"
-    maintainers = ["mscroggs", "chrisrichardson", "garth-wells", "jhale"]
+    maintainers("mscroggs", "chrisrichardson", "garth-wells", "jhale")
 
     version("main", branch="main")
     version("0.5.1", sha256="69133476ac35f0bd0deccb480676030378c341d7dfb2adaca22cd16b7e1dc1cb")
diff --git a/var/spack/repos/builtin/packages/fenics-dolfinx/package.py b/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
index e36b3ef45a..69bee27efe 100644
--- a/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
+++ b/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
@@ -12,7 +12,7 @@ class FenicsDolfinx(CMakePackage):
     homepage = "https://github.com/FEniCS/dolfinx"
     git = "https://github.com/FEniCS/dolfinx.git"
     url = "https://github.com/FEniCS/dolfinx/archive/v0.1.0.tar.gz"
-    maintainers = ["chrisrichardson", "garth-wells", "nate-sime", "jhale"]
+    maintainers("chrisrichardson", "garth-wells", "nate-sime", "jhale")
 
     version("main", branch="main")
     version("0.5.1", sha256="a570e3f6ed8e7c570e7e61d0e6fd44fa9dad2c5f8f1f48a6dc9ad22bacfbc973")
diff --git a/var/spack/repos/builtin/packages/fenics-ufcx/package.py b/var/spack/repos/builtin/packages/fenics-ufcx/package.py
index 19c325ecc4..e6e016c209 100644
--- a/var/spack/repos/builtin/packages/fenics-ufcx/package.py
+++ b/var/spack/repos/builtin/packages/fenics-ufcx/package.py
@@ -14,7 +14,7 @@ class FenicsUfcx(CMakePackage):
     homepage = "https://github.com/FEniCS/ffcx"
     git = "https://github.com/FEniCS/ffcx.git"
     url = "https://github.com/FEniCS/ffcx/archive/v0.4.2.tar.gz"
-    maintainers = ["ma595", "jhale"]
+    maintainers("ma595", "jhale")
 
     version("main", branch="main")
     version(
diff --git a/var/spack/repos/builtin/packages/feq-parse/package.py b/var/spack/repos/builtin/packages/feq-parse/package.py
index e9ec187764..9c79422702 100644
--- a/var/spack/repos/builtin/packages/feq-parse/package.py
+++ b/var/spack/repos/builtin/packages/feq-parse/package.py
@@ -14,7 +14,7 @@ class FeqParse(CMakePackage):
     homepage = "https://github.com/FluidNumerics/feq-parse"
     url = "https://github.com/FluidNumerics/feq-parse/archive/v1.0.0.tar.gz"
 
-    maintainers = ["fluidnumerics-joe"]
+    maintainers("fluidnumerics-joe")
 
     version("1.1.0", sha256="d33a4fd6904939bb70780e8f25f37c1291c4f24fd207feb4ffc0f8d89637d1e3")
     version("1.0.2", sha256="1cd1db7562908ea16fc65dc5268b654405d0b3d9dcfe11f409949c431b48a3e8")
diff --git a/var/spack/repos/builtin/packages/ferret/package.py b/var/spack/repos/builtin/packages/ferret/package.py
index 6ab2c65775..09f08d6f81 100644
--- a/var/spack/repos/builtin/packages/ferret/package.py
+++ b/var/spack/repos/builtin/packages/ferret/package.py
@@ -17,7 +17,7 @@ class Ferret(Package):
     homepage = "https://ferret.pmel.noaa.gov/Ferret/home"
     url = "https://github.com/NOAA-PMEL/Ferret/archive/v7.6.0.tar.gz"
 
-    maintainers = ["RemiLacroix-IDRIS"]
+    maintainers("RemiLacroix-IDRIS")
 
     version("7.6.0", sha256="69832d740bd44c9eadd198a5de4d96c4c01ae90ae28c2c3414c1bb9f43e475d1")
     version("7.5.0", sha256="2a038c547e6e80e6bd0645a374c3247360cf8c94ea56f6f3444b533257eb16db")
diff --git a/var/spack/repos/builtin/packages/feynhiggs/package.py b/var/spack/repos/builtin/packages/feynhiggs/package.py
index 0bf67fd42f..2fff7c6d30 100644
--- a/var/spack/repos/builtin/packages/feynhiggs/package.py
+++ b/var/spack/repos/builtin/packages/feynhiggs/package.py
@@ -15,7 +15,7 @@ class Feynhiggs(AutotoolsPackage):
     homepage = "https://wwwth.mpp.mpg.de/members/heinemey/feynhiggs/cFeynHiggs.html"
     url = "https://lcgpackages.web.cern.ch/tarFiles/sources/MCGeneratorsTarFiles/FeynHiggs-2.18.1.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
     tags = ["hep"]
 
     version("2.18.1", sha256="3aba89cac6397d7e1a8a9d9dcfeed9fb32eeeee98768b0c0c9f444c2cc125ab9")
diff --git a/var/spack/repos/builtin/packages/ffmpeg/package.py b/var/spack/repos/builtin/packages/ffmpeg/package.py
index 472f8a9430..a286a67702 100644
--- a/var/spack/repos/builtin/packages/ffmpeg/package.py
+++ b/var/spack/repos/builtin/packages/ffmpeg/package.py
@@ -13,7 +13,7 @@ class Ffmpeg(AutotoolsPackage):
     homepage = "https://ffmpeg.org"
     url = "https://ffmpeg.org/releases/ffmpeg-4.1.1.tar.bz2"
 
-    maintainers = ["xjrc"]
+    maintainers("xjrc")
 
     version("5.1.2", sha256="39a0bcc8d98549f16c570624678246a6ac736c066cebdb409f9502e915b22f2b")
     version("4.4.1", sha256="8fc9f20ac5ed95115a9e285647add0eedd5cc1a98a039ada14c132452f98ac42")
diff --git a/var/spack/repos/builtin/packages/ffte/package.py b/var/spack/repos/builtin/packages/ffte/package.py
index 505d336c3e..55988d39af 100644
--- a/var/spack/repos/builtin/packages/ffte/package.py
+++ b/var/spack/repos/builtin/packages/ffte/package.py
@@ -16,7 +16,7 @@ class Ffte(Package):
     homepage = "http://www.ffte.jp/"
     url = "http://www.ffte.jp/ffte-7.0.tgz"
 
-    maintainers = ["luszczek"]
+    maintainers("luszczek")
 
     version("7.0", sha256="078d5f84a5f2479ca5c4a3bd777ad761fe98addf1642a045bac6602a0cae3da0")
     version("6.0", sha256="fc82595a8f8323b2796cc5eeb1cc9f7e50ca9e511a14365cc3984da6b7a9b8b4")
diff --git a/var/spack/repos/builtin/packages/fftx/package.py b/var/spack/repos/builtin/packages/fftx/package.py
index b2099f6e70..503fb0dd7e 100644
--- a/var/spack/repos/builtin/packages/fftx/package.py
+++ b/var/spack/repos/builtin/packages/fftx/package.py
@@ -15,7 +15,7 @@ class Fftx(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://github.com/spiral-software/fftx/archive/refs/tags/1.0.3.tar.gz"
     git = "https://github.com/spiral-software/fftx.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
 
     version("develop", branch="develop")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/fides/package.py b/var/spack/repos/builtin/packages/fides/package.py
index 412f490b0a..8b7889eb76 100644
--- a/var/spack/repos/builtin/packages/fides/package.py
+++ b/var/spack/repos/builtin/packages/fides/package.py
@@ -13,7 +13,7 @@ class Fides(CMakePackage):
     url = "https://gitlab.kitware.com/vtk/fides/-/archive/v1.0.0/fides-v1.0.0.tar.gz"
     git = "https://gitlab.kitware.com/vtk/fides.git"
 
-    maintainers = ["caitlinross", "dpugmire"]
+    maintainers("caitlinross", "dpugmire")
 
     version("master", branch="master")
     version("1.1.0", sha256="40d2e08b8d5cfdfc809eae6ed2ae0731108ce3b1383485f4934a5ec8aaa9425e")
diff --git a/var/spack/repos/builtin/packages/file/package.py b/var/spack/repos/builtin/packages/file/package.py
index 883af18ebd..69609c0036 100644
--- a/var/spack/repos/builtin/packages/file/package.py
+++ b/var/spack/repos/builtin/packages/file/package.py
@@ -15,7 +15,7 @@ class File(AutotoolsPackage):
     homepage = "https://www.darwinsys.com/file/"
     url = "https://astron.com/pub/file/file-5.37.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("5.44", sha256="3751c7fba8dbc831cb8d7cc8aff21035459b8ce5155ef8b0880a27d028475f3b")
     version("5.43", sha256="8c8015e91ae0e8d0321d94c78239892ef9dbc70c4ade0008c0e95894abfb1991")
diff --git a/var/spack/repos/builtin/packages/fish/package.py b/var/spack/repos/builtin/packages/fish/package.py
index 10a6892531..df5e74eae1 100644
--- a/var/spack/repos/builtin/packages/fish/package.py
+++ b/var/spack/repos/builtin/packages/fish/package.py
@@ -16,7 +16,7 @@ class Fish(CMakePackage):
     url = "https://github.com/fish-shell/fish-shell/releases/download/3.5.1/fish-3.5.1.tar.xz"
     git = "https://github.com/fish-shell/fish-shell.git"
     list_url = homepage
-    maintainers = ["funnell"]
+    maintainers("funnell")
 
     version("master", branch="master")
     version("3.5.1", sha256="a6d45b3dc5a45dd31772e7f8dfdfecabc063986e8f67d60bd7ca60cc81db6928")
diff --git a/var/spack/repos/builtin/packages/fj/package.py b/var/spack/repos/builtin/packages/fj/package.py
index 75010b2771..918bcef6a9 100644
--- a/var/spack/repos/builtin/packages/fj/package.py
+++ b/var/spack/repos/builtin/packages/fj/package.py
@@ -19,7 +19,7 @@ class Fj(Package):
 
     homepage = "https://www.fujitsu.com/us/"
 
-    maintainers = ["t-karatsu"]
+    maintainers("t-karatsu")
 
     def install(self, spec, prefix):
         raise InstallError(
diff --git a/var/spack/repos/builtin/packages/flamemaster/package.py b/var/spack/repos/builtin/packages/flamemaster/package.py
index f386454438..b881417835 100644
--- a/var/spack/repos/builtin/packages/flamemaster/package.py
+++ b/var/spack/repos/builtin/packages/flamemaster/package.py
@@ -19,7 +19,7 @@ class Flamemaster(CMakePackage):
     url = "file://{0}/flamemaster-4.3.1.tar.gz".format(os.getcwd())
     manual_download = True
 
-    maintainers = ["amd-toolchain-support"]
+    maintainers("amd-toolchain-support")
 
     version("4.3.1", sha256="8ff382f098e44a7978fe1bcc688272d65f0b374487af4523d94cca983dc57378")
 
diff --git a/var/spack/repos/builtin/packages/flap/package.py b/var/spack/repos/builtin/packages/flap/package.py
index 17b44bab32..e13e00a471 100644
--- a/var/spack/repos/builtin/packages/flap/package.py
+++ b/var/spack/repos/builtin/packages/flap/package.py
@@ -13,7 +13,7 @@ class Flap(CMakePackage):
     url = "https://github.com/szaghi/FLAP.git"
     git = "https://github.com/szaghi/FLAP.git"
 
-    maintainers = ["fluidnumerics-joe"]
+    maintainers("fluidnumerics-joe")
 
     version("master", branch="master", submodules=True)
 
diff --git a/var/spack/repos/builtin/packages/flcl/package.py b/var/spack/repos/builtin/packages/flcl/package.py
index dc5ed60909..8460f2b9ac 100644
--- a/var/spack/repos/builtin/packages/flcl/package.py
+++ b/var/spack/repos/builtin/packages/flcl/package.py
@@ -13,7 +13,7 @@ class Flcl(CMakePackage):
     git = "https://github.com/kokkos/kokkos-fortran-interop.git"
     url = "https://github.com/kokkos/kokkos-fortran-interop/releases/download/0.5.0/flcl-0.5.0.tar.gz"
 
-    maintainers = ["womeld", "agaspar"]
+    maintainers("womeld", "agaspar")
 
     version("develop", branch="develop")
     version("0.99.0", sha256="edb8310154e5e5cf315dad63cd59f13b2537e0ba698869ce9757b04e38047464")
diff --git a/var/spack/repos/builtin/packages/flecsi/package.py b/var/spack/repos/builtin/packages/flecsi/package.py
index 4b172ff475..2cf0bcf754 100644
--- a/var/spack/repos/builtin/packages/flecsi/package.py
+++ b/var/spack/repos/builtin/packages/flecsi/package.py
@@ -19,7 +19,7 @@ class Flecsi(CMakePackage, CudaPackage):
 
     homepage = "http://flecsi.org/"
     git = "https://github.com/flecsi/flecsi.git"
-    maintainers = ["rspavel", "ktsai7", "rbberger"]
+    maintainers("rspavel", "ktsai7", "rbberger")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/flit/package.py b/var/spack/repos/builtin/packages/flit/package.py
index 7e1fc021f8..34ce6d3788 100644
--- a/var/spack/repos/builtin/packages/flit/package.py
+++ b/var/spack/repos/builtin/packages/flit/package.py
@@ -21,7 +21,7 @@ class Flit(MakefilePackage):
     version("develop", branch="devel")
     version("2.1.0", sha256="b31ffa02fda1ab0f5555acdc6edc353d93d53ae8ef85e099f83bcf1c83e70885")
 
-    maintainers = ["mikebentley15"]
+    maintainers("mikebentley15")
 
     # Add dependencies
     depends_on("python@3:", type="run")
diff --git a/var/spack/repos/builtin/packages/flux-core/package.py b/var/spack/repos/builtin/packages/flux-core/package.py
index 4c2393de8d..c91a1cbe0c 100644
--- a/var/spack/repos/builtin/packages/flux-core/package.py
+++ b/var/spack/repos/builtin/packages/flux-core/package.py
@@ -17,7 +17,7 @@ class FluxCore(AutotoolsPackage):
     git = "https://github.com/flux-framework/flux-core.git"
     tags = ["radiuss", "e4s"]
 
-    maintainers = ["grondo"]
+    maintainers("grondo")
 
     version("master", branch="master")
     version("0.46.1", sha256="a7873fd49889c11f12e62d59eb992d4a089ddfde8566789f79eca1dfae1a5ffa")
diff --git a/var/spack/repos/builtin/packages/flux-pmix/package.py b/var/spack/repos/builtin/packages/flux-pmix/package.py
index 80524b9325..29c1fef112 100644
--- a/var/spack/repos/builtin/packages/flux-pmix/package.py
+++ b/var/spack/repos/builtin/packages/flux-pmix/package.py
@@ -15,7 +15,7 @@ class FluxPmix(AutotoolsPackage):
     url = "https://github.com/flux-framework/flux-pmix/releases/download/v0.1.0/flux-pmix-0.1.0.tar.gz"
     git = "https://github.com/flux-framework/flux-pmix.git"
 
-    maintainers = ["grondo"]
+    maintainers("grondo")
 
     version("main", branch="main")
     version("0.2.0", sha256="d09f1fe6ffe54f83be4677e1e727640521d8110090515d94013eba0f58216934")
diff --git a/var/spack/repos/builtin/packages/flux-sched/package.py b/var/spack/repos/builtin/packages/flux-sched/package.py
index f19d49cf47..94efeedcc3 100644
--- a/var/spack/repos/builtin/packages/flux-sched/package.py
+++ b/var/spack/repos/builtin/packages/flux-sched/package.py
@@ -17,7 +17,7 @@ class FluxSched(AutotoolsPackage):
     git = "https://github.com/flux-framework/flux-sched.git"
     tags = ["radiuss", "e4s"]
 
-    maintainers = ["grondo"]
+    maintainers("grondo")
 
     version("master", branch="master")
     version("0.25.0", sha256="a984b238d8b6968ef51f1948a550bf57887bf3da8002dcd1734ce26afc4bff07")
diff --git a/var/spack/repos/builtin/packages/fms/package.py b/var/spack/repos/builtin/packages/fms/package.py
index 1b14765977..39b96f30cf 100644
--- a/var/spack/repos/builtin/packages/fms/package.py
+++ b/var/spack/repos/builtin/packages/fms/package.py
@@ -16,12 +16,12 @@ class Fms(CMakePackage):
     url = "https://github.com/NOAA-GFDL/FMS/archive/refs/tags/2022.04.tar.gz"
     git = "https://github.com/NOAA-GFDL/FMS.git"
 
-    maintainers = [
+    maintainers(
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
         "rem1776",
-    ]
+    )
 
     version("2022.04", sha256="f741479128afc2b93ca8291a4c5bcdb024a8cbeda1a26bf77a236c0f629e1b03")
     version("2022.03", sha256="42d2ac53d3c889a8177a6d7a132583364c0f6e5d5cbde0d980443b6797ad4838")
diff --git a/var/spack/repos/builtin/packages/fmt/package.py b/var/spack/repos/builtin/packages/fmt/package.py
index fcf6965086..a2a5ceb2b8 100644
--- a/var/spack/repos/builtin/packages/fmt/package.py
+++ b/var/spack/repos/builtin/packages/fmt/package.py
@@ -13,7 +13,7 @@ class Fmt(CMakePackage):
 
     homepage = "https://fmt.dev/"
     url = "https://github.com/fmtlib/fmt/releases/download/7.1.3/fmt-7.1.3.zip"
-    maintainers = ["msimberg"]
+    maintainers("msimberg")
 
     version("9.1.0", sha256="cceb4cb9366e18a5742128cb3524ce5f50e88b476f1e54737a47ffdf4df4c996")
     version("9.0.0", sha256="fc96dd2d2fdf2bded630787adba892c23cb9e35c6fd3273c136b0c57d4651ad6")
diff --git a/var/spack/repos/builtin/packages/form/package.py b/var/spack/repos/builtin/packages/form/package.py
index 207e00ff4e..46a64990be 100644
--- a/var/spack/repos/builtin/packages/form/package.py
+++ b/var/spack/repos/builtin/packages/form/package.py
@@ -11,7 +11,7 @@ class Form(AutotoolsPackage):
 
     homepage = "https://www.nikhef.nl/~form/"
     url = "https://github.com/vermaseren/form/releases/download/v4.2.1/form-4.2.1.tar.gz"
-    maintainers = ["iarspider", "tueda"]
+    maintainers("iarspider", "tueda")
 
     version("4.3.0", sha256="b234e0d095f73ecb0904cdc3b0d8d8323a9fa7f46770a52fb22267c624aafbf6")
     version("4.2.1", sha256="f2722d6d4ccb034e01cf786d55342e1c21ff55b182a4825adf05d50702ab1a28")
diff --git a/var/spack/repos/builtin/packages/formetis/package.py b/var/spack/repos/builtin/packages/formetis/package.py
index d36e627ca5..666037ccfa 100644
--- a/var/spack/repos/builtin/packages/formetis/package.py
+++ b/var/spack/repos/builtin/packages/formetis/package.py
@@ -12,7 +12,7 @@ class Formetis(CMakePackage):
     homepage = "https://github.com/swig-fortran/formetis"
     url = "https://github.com/swig-fortran/formetis/archive/refs/tags/v0.0.1.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("0.0.2", sha256="0067c03ca822f4a3955751acb470f21eed489256e2ec5ff24741eb2b638592f1")
 
diff --git a/var/spack/repos/builtin/packages/fortrilinos/package.py b/var/spack/repos/builtin/packages/fortrilinos/package.py
index 92987c8351..ca7c7ace51 100644
--- a/var/spack/repos/builtin/packages/fortrilinos/package.py
+++ b/var/spack/repos/builtin/packages/fortrilinos/package.py
@@ -22,7 +22,7 @@ class Fortrilinos(CMakePackage):
     )
     git = "https://github.com/trilinos/ForTrilinos.git"
 
-    maintainers = ["sethrj", "aprokop"]
+    maintainers("sethrj", "aprokop")
 
     tags = ["e4s"]
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/fossil/package.py b/var/spack/repos/builtin/packages/fossil/package.py
index 8f3ec049e4..4ce3c6a45a 100644
--- a/var/spack/repos/builtin/packages/fossil/package.py
+++ b/var/spack/repos/builtin/packages/fossil/package.py
@@ -16,7 +16,7 @@ class Fossil(AutotoolsPackage):
     homepage = "https://fossil-scm.org/"
     url = "https://github.com/drdcd/fossil-scm"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version(
         "2.18",
diff --git a/var/spack/repos/builtin/packages/fpart/package.py b/var/spack/repos/builtin/packages/fpart/package.py
index 3aa3fa33a3..1a6d36331c 100644
--- a/var/spack/repos/builtin/packages/fpart/package.py
+++ b/var/spack/repos/builtin/packages/fpart/package.py
@@ -15,7 +15,7 @@ class Fpart(AutotoolsPackage):
     url = "https://github.com/martymac/fpart/archive/refs/tags/fpart-1.5.1.tar.gz"
     git = "https://github.com/martymac/fpart.git"
 
-    maintainers = ["drkrynstrng"]
+    maintainers("drkrynstrng")
 
     version("master", branch="master")
     version("1.5.1", sha256="c353a28f48e4c08f597304cb4ebb88b382f66b7fabfc8d0328ccbb0ceae9220c")
diff --git a/var/spack/repos/builtin/packages/fpchecker/package.py b/var/spack/repos/builtin/packages/fpchecker/package.py
index 7c377c8136..bd3eb9ed3d 100644
--- a/var/spack/repos/builtin/packages/fpchecker/package.py
+++ b/var/spack/repos/builtin/packages/fpchecker/package.py
@@ -16,7 +16,7 @@ class Fpchecker(CMakePackage):
     url = "https://github.com/LLNL/FPChecker/archive/refs/tags/v0.3.4.tar.gz"
     git = "https://github.com/LLNL/FPChecker.git"
 
-    maintainers = ["ilagunap"]
+    maintainers("ilagunap")
 
     version("master", branch="master")
     version("0.3.5", sha256="ed7277318af8e0a22b05c5655c9acc99e1d3036af41095ec2f1b1ada4d6e90f6")
diff --git a/var/spack/repos/builtin/packages/fplo/package.py b/var/spack/repos/builtin/packages/fplo/package.py
index 3b8ab00441..ec3e78e5d7 100644
--- a/var/spack/repos/builtin/packages/fplo/package.py
+++ b/var/spack/repos/builtin/packages/fplo/package.py
@@ -22,7 +22,7 @@ class Fplo(MakefilePackage):
     url = "file://{0}/FPLO22.00-62.tar.gz".format(os.getcwd())
     manual_download = True
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("22.00-62", sha256="0d1d4e9c1e8e41900901e26c3cd08ee39dcfdeb3f2c4c8862055eaf704b6d69e")
 
diff --git a/var/spack/repos/builtin/packages/fpm/package.py b/var/spack/repos/builtin/packages/fpm/package.py
index 11c38eba61..a262240c4e 100644
--- a/var/spack/repos/builtin/packages/fpm/package.py
+++ b/var/spack/repos/builtin/packages/fpm/package.py
@@ -21,7 +21,7 @@ class Fpm(Package):
     homepage = "https://github.com/fortran-lang/fpm"
     url = "https://github.com/fortran-lang/fpm/releases/download/v0.4.0/fpm-0.4.0.zip"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("0.7.0", "536dec7d4502221734683b15e6ff64a6ab3f9910df122d18f851c9a68711f91f")
     version("0.6.0", "365516f66b116a112746af043e8eccb3d854d6feb1fad0507c570433dacbf7be")
diff --git a/var/spack/repos/builtin/packages/fpzip/package.py b/var/spack/repos/builtin/packages/fpzip/package.py
index 7e0df2e351..269ce21bcd 100644
--- a/var/spack/repos/builtin/packages/fpzip/package.py
+++ b/var/spack/repos/builtin/packages/fpzip/package.py
@@ -13,7 +13,7 @@ class Fpzip(CMakePackage):
     url = "https://github.com/LLNL/fpzip/releases/download/1.3.0/fpzip-1.3.0.tar.gz"
     git = "https://github.com/llnl/fpzip"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("1.3.0", sha256="248df7d84259e3feaa4c4797956b2a77c3fcd734e8f8fdc51ce171dcf4f0136c")
diff --git a/var/spack/repos/builtin/packages/freefem/package.py b/var/spack/repos/builtin/packages/freefem/package.py
index 5a7ef5fb53..44bfefc10d 100644
--- a/var/spack/repos/builtin/packages/freefem/package.py
+++ b/var/spack/repos/builtin/packages/freefem/package.py
@@ -17,7 +17,7 @@ class Freefem(AutotoolsPackage):
     homepage = "https://freefem.org"
     url = "https://github.com/FreeFem/FreeFem-sources/archive/refs/tags/v4.10.tar.gz"
 
-    maintainers = ["corentin-dev"]
+    maintainers("corentin-dev")
 
     version("4.10", sha256="957994c8f24cc2a671b8c116ae530796c3a431d4157ee71a3d6aab7122e7570d")
     version("4.9", sha256="299ba2b73dfff578b7890f693c1e835680bf55eba87263cabd60d81909e1e0e4")
diff --git a/var/spack/repos/builtin/packages/freesurfer/package.py b/var/spack/repos/builtin/packages/freesurfer/package.py
index b961170c36..62246f8ebf 100644
--- a/var/spack/repos/builtin/packages/freesurfer/package.py
+++ b/var/spack/repos/builtin/packages/freesurfer/package.py
@@ -16,7 +16,7 @@ class Freesurfer(Package):
     license_required = True
     license_files = ["./license.txt"]
 
-    maintainers = ["robgics"]
+    maintainers("robgics")
 
     version("7.2.0", sha256="4cca78602f898bf633428b9d82cbb9b07e3ab97a86c620122050803779c86d62")
     version("7.1.1", sha256="6098b166fee8644f44f9ec88f3ffe88d05f2bc033cca60443e99e3e56f2e166b")
diff --git a/var/spack/repos/builtin/packages/freetype/package.py b/var/spack/repos/builtin/packages/freetype/package.py
index 1b0459a03a..765aee5cc9 100644
--- a/var/spack/repos/builtin/packages/freetype/package.py
+++ b/var/spack/repos/builtin/packages/freetype/package.py
@@ -17,7 +17,7 @@ class Freetype(AutotoolsPackage, CMakePackage):
     homepage = "https://www.freetype.org/index.html"
     url = "https://download.savannah.gnu.org/releases/freetype/freetype-2.10.1.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("2.11.1", sha256="f8db94d307e9c54961b39a1cc799a67d46681480696ed72ecf78d4473770f09b")
     version("2.11.0", sha256="a45c6b403413abd5706f3582f04c8339d26397c4304b78fa552f2215df64101f")
diff --git a/var/spack/repos/builtin/packages/frontistr/package.py b/var/spack/repos/builtin/packages/frontistr/package.py
index d2a05a5c3a..32ba5c8527 100644
--- a/var/spack/repos/builtin/packages/frontistr/package.py
+++ b/var/spack/repos/builtin/packages/frontistr/package.py
@@ -47,7 +47,8 @@ class Frontistr(FrontistrBase):
 
     homepage = "https://www.frontistr.com/"
     git = "https://gitlab.com/FrontISTR-Commons/FrontISTR.git"
-    maintainers = ["hiroshi.okuda", "kgoto", "morita", "inagaki", "michioga"]
+
+    maintainers("hiroshi.okuda", "kgoto", "morita", "inagaki", "michioga")
 
     version("5.3", tag="v5.3")
     version("5.2", tag="v5.2")
diff --git a/var/spack/repos/builtin/packages/ftk/package.py b/var/spack/repos/builtin/packages/ftk/package.py
index 0ef35bcafe..1f6a75793d 100644
--- a/var/spack/repos/builtin/packages/ftk/package.py
+++ b/var/spack/repos/builtin/packages/ftk/package.py
@@ -17,7 +17,7 @@ class Ftk(CMakePackage):
 
     # Add a list of GitHub accounts to
     # notify when the package is updated.
-    maintainers = ["hguo"]
+    maintainers("hguo")
 
     version("master", branch="master")
     version("dev", branch="dev")
diff --git a/var/spack/repos/builtin/packages/ftobjectlibrary/package.py b/var/spack/repos/builtin/packages/ftobjectlibrary/package.py
index d4efedac59..d55c2ffac8 100644
--- a/var/spack/repos/builtin/packages/ftobjectlibrary/package.py
+++ b/var/spack/repos/builtin/packages/ftobjectlibrary/package.py
@@ -14,6 +14,6 @@ class Ftobjectlibrary(CMakePackage):
     url = "https://github.com/trixi-framework/FTObjectLibrary"
     git = "https://github.com/trixi-framework/FTObjectLibrary.git"
 
-    maintainers = ["schoonovernumerics"]
+    maintainers("schoonovernumerics")
 
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/fujitsu-frontistr/package.py b/var/spack/repos/builtin/packages/fujitsu-frontistr/package.py
index 69310899a4..9903757f00 100644
--- a/var/spack/repos/builtin/packages/fujitsu-frontistr/package.py
+++ b/var/spack/repos/builtin/packages/fujitsu-frontistr/package.py
@@ -15,7 +15,7 @@ class FujitsuFrontistr(FrontistrBase):
     homepage = "https://www.frontistr.com/"
     url = "https://github.com/fujitsu/FrontISTR/archive/refs/tags/v5.2_tuned.tar.gz"
     git = "https://github.com/fujitsu/FrontISTR"
-    maintainers = ["kinagaki-fj", "kinagaki", "m-shunji"]
+    maintainers("kinagaki-fj", "kinagaki", "m-shunji")
 
     version("master", branch="fj-master")
     version("5.2", sha256="ebf73a96c33ae7c9e616c99f9ce07ec90d802764dbf6abf627b0083c3bbd2b2e")
diff --git a/var/spack/repos/builtin/packages/fuse-overlayfs/package.py b/var/spack/repos/builtin/packages/fuse-overlayfs/package.py
index bb8700c4d1..bc350bbc9e 100644
--- a/var/spack/repos/builtin/packages/fuse-overlayfs/package.py
+++ b/var/spack/repos/builtin/packages/fuse-overlayfs/package.py
@@ -11,7 +11,7 @@ class FuseOverlayfs(AutotoolsPackage):
 
     homepage = "https://github.com/containers/fuse-overlayfs"
     url = "https://github.com/containers/fuse-overlayfs/archive/v1.1.2.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("1.7.1", sha256="fe2c076aed7b8669e7970301a99c0b197759b611035d8199de4c0add7d2fb2b4")
     version("1.7", sha256="e4d9a794d270e237a38e7ced95af95ad15268e0584eab981ed7c7b3758b95995")
diff --git a/var/spack/repos/builtin/packages/fxt/package.py b/var/spack/repos/builtin/packages/fxt/package.py
index c6d941402a..fe0f5261d8 100644
--- a/var/spack/repos/builtin/packages/fxt/package.py
+++ b/var/spack/repos/builtin/packages/fxt/package.py
@@ -19,7 +19,7 @@ class Fxt(AutotoolsPackage):
     homepage = "http://savannah.nongnu.org/projects/fkt"
     url = "http://download.savannah.nongnu.org/releases/fkt/fxt-0.3.14.tar.gz"
 
-    maintainers = ["nfurmento", "sthibaul"]
+    maintainers("nfurmento", "sthibaul")
 
     version("0.3.14", sha256="317d8d93175cd9f27ec43b8390b6d29dc66114f06aa74f2329847d49baaaebf2")
     version("0.3.5", sha256="3c0b33c82a01c4fb710c53ee9fc2c803314beba6fb60c397e13e874811e34a22")
diff --git a/var/spack/repos/builtin/packages/g2/package.py b/var/spack/repos/builtin/packages/g2/package.py
index 3080c22adf..0cc2df8dc9 100644
--- a/var/spack/repos/builtin/packages/g2/package.py
+++ b/var/spack/repos/builtin/packages/g2/package.py
@@ -16,12 +16,12 @@ class G2(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-g2"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-g2/archive/refs/tags/v3.4.3.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("3.4.5", sha256="c18e991c56964953d778632e2d74da13c4e78da35e8d04cb742a2ca4f52737b6")
     version("3.4.3", sha256="679ea99b225f08b168cbf10f4b29f529b5b011232f298a5442ce037ea84de17c")
diff --git a/var/spack/repos/builtin/packages/g2c/package.py b/var/spack/repos/builtin/packages/g2c/package.py
index fc5260c179..6ff55ed20d 100644
--- a/var/spack/repos/builtin/packages/g2c/package.py
+++ b/var/spack/repos/builtin/packages/g2c/package.py
@@ -14,11 +14,11 @@ class G2c(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-g2c"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-g2c/archive/refs/tags/v1.6.4.tar.gz"
 
-    maintainers = [
+    maintainers(
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     variant("png", default=True)
     variant("jasper", default=True)
diff --git a/var/spack/repos/builtin/packages/g2tmpl/package.py b/var/spack/repos/builtin/packages/g2tmpl/package.py
index d4f589e25e..dbcd7bfd9a 100644
--- a/var/spack/repos/builtin/packages/g2tmpl/package.py
+++ b/var/spack/repos/builtin/packages/g2tmpl/package.py
@@ -14,12 +14,12 @@ class G2tmpl(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-g2tmpl"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-g2tmpl/archive/refs/tags/v1.10.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     version("1.10.2", sha256="4063361369f3691f75288c801fa9d1a2414908b7d6c07bbf69d4165802e2a7fc")
     version("1.10.1", sha256="0be425e5128fabb89915a92261aa75c27a46a3e115e00c686fc311321e5d1e2a")
diff --git a/var/spack/repos/builtin/packages/g4abla/package.py b/var/spack/repos/builtin/packages/g4abla/package.py
index 115b69f112..d9ad945f56 100644
--- a/var/spack/repos/builtin/packages/g4abla/package.py
+++ b/var/spack/repos/builtin/packages/g4abla/package.py
@@ -15,7 +15,7 @@ class G4abla(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("3.1", sha256="7698b052b58bf1b9886beacdbd6af607adc1e099fc730ab6b21cf7f090c027ed")
diff --git a/var/spack/repos/builtin/packages/g4emlow/package.py b/var/spack/repos/builtin/packages/g4emlow/package.py
index 2df78cf8e2..0601cfca29 100644
--- a/var/spack/repos/builtin/packages/g4emlow/package.py
+++ b/var/spack/repos/builtin/packages/g4emlow/package.py
@@ -15,7 +15,7 @@ class G4emlow(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("8.2", sha256="3d7768264ff5a53bcb96087604bbe11c60b7fea90aaac8f7d1252183e1a8e427")
diff --git a/var/spack/repos/builtin/packages/g4ensdfstate/package.py b/var/spack/repos/builtin/packages/g4ensdfstate/package.py
index 6e75c53094..09fd398e3d 100644
--- a/var/spack/repos/builtin/packages/g4ensdfstate/package.py
+++ b/var/spack/repos/builtin/packages/g4ensdfstate/package.py
@@ -15,7 +15,7 @@ class G4ensdfstate(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("2.3", sha256="9444c5e0820791abd3ccaace105b0e47790fadce286e11149834e79c4a8e9203")
diff --git a/var/spack/repos/builtin/packages/g4incl/package.py b/var/spack/repos/builtin/packages/g4incl/package.py
index 52ac559027..ce5fbfe820 100644
--- a/var/spack/repos/builtin/packages/g4incl/package.py
+++ b/var/spack/repos/builtin/packages/g4incl/package.py
@@ -16,7 +16,7 @@ class G4incl(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("1.0", sha256="716161821ae9f3d0565fbf3c2cf34f4e02e3e519eb419a82236eef22c2c4367d")
diff --git a/var/spack/repos/builtin/packages/g4ndl/package.py b/var/spack/repos/builtin/packages/g4ndl/package.py
index 0ae1cb5f6d..e91a682496 100644
--- a/var/spack/repos/builtin/packages/g4ndl/package.py
+++ b/var/spack/repos/builtin/packages/g4ndl/package.py
@@ -15,7 +15,7 @@ class G4ndl(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     version("4.7", sha256="7e7d3d2621102dc614f753ad928730a290d19660eed96304a9d24b453d670309")
     version("4.6", sha256="9d287cf2ae0fb887a2adce801ee74fb9be21b0d166dab49bcbee9408a5145408")
diff --git a/var/spack/repos/builtin/packages/g4neutronxs/package.py b/var/spack/repos/builtin/packages/g4neutronxs/package.py
index c242e2007b..3d8b2ac5b9 100644
--- a/var/spack/repos/builtin/packages/g4neutronxs/package.py
+++ b/var/spack/repos/builtin/packages/g4neutronxs/package.py
@@ -16,7 +16,7 @@ class G4neutronxs(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     # Dataset not used after Geant4 10.4.x
diff --git a/var/spack/repos/builtin/packages/g4particlexs/package.py b/var/spack/repos/builtin/packages/g4particlexs/package.py
index 382d1d706d..129781aaa0 100644
--- a/var/spack/repos/builtin/packages/g4particlexs/package.py
+++ b/var/spack/repos/builtin/packages/g4particlexs/package.py
@@ -16,7 +16,7 @@ class G4particlexs(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("4.0", sha256="9381039703c3f2b0fd36ab4999362a2c8b4ff9080c322f90b4e319281133ca95")
diff --git a/var/spack/repos/builtin/packages/g4photonevaporation/package.py b/var/spack/repos/builtin/packages/g4photonevaporation/package.py
index e7cb51ba0b..c0e160bd14 100644
--- a/var/spack/repos/builtin/packages/g4photonevaporation/package.py
+++ b/var/spack/repos/builtin/packages/g4photonevaporation/package.py
@@ -15,7 +15,7 @@ class G4photonevaporation(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("5.7", sha256="761e42e56ffdde3d9839f9f9d8102607c6b4c0329151ee518206f4ee9e77e7e5")
diff --git a/var/spack/repos/builtin/packages/g4pii/package.py b/var/spack/repos/builtin/packages/g4pii/package.py
index bfbe3a9fa2..a282e3787b 100644
--- a/var/spack/repos/builtin/packages/g4pii/package.py
+++ b/var/spack/repos/builtin/packages/g4pii/package.py
@@ -15,7 +15,7 @@ class G4pii(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("1.3", sha256="6225ad902675f4381c98c6ba25fc5a06ce87549aa979634d3d03491d6616e926")
diff --git a/var/spack/repos/builtin/packages/g4radioactivedecay/package.py b/var/spack/repos/builtin/packages/g4radioactivedecay/package.py
index 5dd8109fee..df758bc2c5 100644
--- a/var/spack/repos/builtin/packages/g4radioactivedecay/package.py
+++ b/var/spack/repos/builtin/packages/g4radioactivedecay/package.py
@@ -15,7 +15,7 @@ class G4radioactivedecay(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("5.6", sha256="3886077c9c8e5a98783e6718e1c32567899eeb2dbb33e402d4476bc2fe4f0df1")
diff --git a/var/spack/repos/builtin/packages/g4realsurface/package.py b/var/spack/repos/builtin/packages/g4realsurface/package.py
index e3ca6bbcb6..575fc65e12 100644
--- a/var/spack/repos/builtin/packages/g4realsurface/package.py
+++ b/var/spack/repos/builtin/packages/g4realsurface/package.py
@@ -15,7 +15,7 @@ class G4realsurface(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("2.2", sha256="9954dee0012f5331267f783690e912e72db5bf52ea9babecd12ea22282176820")
diff --git a/var/spack/repos/builtin/packages/g4saiddata/package.py b/var/spack/repos/builtin/packages/g4saiddata/package.py
index f6255ac00f..5b7e650f6b 100644
--- a/var/spack/repos/builtin/packages/g4saiddata/package.py
+++ b/var/spack/repos/builtin/packages/g4saiddata/package.py
@@ -15,7 +15,7 @@ class G4saiddata(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("2.0", sha256="1d26a8e79baa71e44d5759b9f55a67e8b7ede31751316a9e9037d80090c72e91")
diff --git a/var/spack/repos/builtin/packages/g4tendl/package.py b/var/spack/repos/builtin/packages/g4tendl/package.py
index c3ae0423a3..231d8a3070 100644
--- a/var/spack/repos/builtin/packages/g4tendl/package.py
+++ b/var/spack/repos/builtin/packages/g4tendl/package.py
@@ -15,7 +15,7 @@ class G4tendl(Package):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     # Only versions relevant to Geant4 releases built by spack are added
     version("1.4", sha256="4b7274020cc8b4ed569b892ef18c2e088edcdb6b66f39d25585ccee25d9721e0")
diff --git a/var/spack/repos/builtin/packages/garfieldpp/package.py b/var/spack/repos/builtin/packages/garfieldpp/package.py
index 677612ca5c..f24d1dc5b2 100644
--- a/var/spack/repos/builtin/packages/garfieldpp/package.py
+++ b/var/spack/repos/builtin/packages/garfieldpp/package.py
@@ -16,7 +16,7 @@ class Garfieldpp(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["mirguest"]
+    maintainers("mirguest")
 
     variant("examples", default=False, description="Build garfield examples")
 
diff --git a/var/spack/repos/builtin/packages/gasnet/package.py b/var/spack/repos/builtin/packages/gasnet/package.py
index ffdce7b7f9..3dd6c328f6 100644
--- a/var/spack/repos/builtin/packages/gasnet/package.py
+++ b/var/spack/repos/builtin/packages/gasnet/package.py
@@ -29,7 +29,7 @@ class Gasnet(Package, CudaPackage, ROCmPackage):
     url = "https://gasnet.lbl.gov/EX/GASNet-2021.3.0.tar.gz"
     git = "https://bitbucket.org/berkeleylab/gasnet.git"
 
-    maintainers = ["PHHargrove", "bonachea"]
+    maintainers("PHHargrove", "bonachea")
 
     tags = ["e4s", "ecp"]
 
diff --git a/var/spack/repos/builtin/packages/gate/package.py b/var/spack/repos/builtin/packages/gate/package.py
index ce8e1179ce..68a2ef1910 100644
--- a/var/spack/repos/builtin/packages/gate/package.py
+++ b/var/spack/repos/builtin/packages/gate/package.py
@@ -26,7 +26,7 @@ class Gate(CMakePackage):
     homepage = "http://opengatecollaboration.org/"
     url = "https://github.com/OpenGATE/Gate/archive/v9.0.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("9.1", sha256="aaab874198500b81d45b27cc6d6a51e72cca9519910b893a5c85c8e6d3ffa4fc")
     version("9.0", sha256="8354f392facc0b7ae2ddf0eed61cc43136195b198ba399df25e874886b8b69cb")
diff --git a/var/spack/repos/builtin/packages/gatetools/package.py b/var/spack/repos/builtin/packages/gatetools/package.py
index 326ac74782..cc33379746 100644
--- a/var/spack/repos/builtin/packages/gatetools/package.py
+++ b/var/spack/repos/builtin/packages/gatetools/package.py
@@ -12,7 +12,7 @@ class Gatetools(PythonPackage):
     homepage = "https://github.com/OpenGATE/GateTools"
     pypi = "gatetools/gatetools-0.9.14.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("0.11.2", sha256="6eef8a779278b862823ae79d6aab210db4f7889c9127b2c2e4c3a4195f9a9928")
     version("0.9.14", sha256="78fe864bb52fd4c6aeeee90d8f6c1bc5406ce02ac6f48712379efac606b5c006")
diff --git a/var/spack/repos/builtin/packages/gatk/package.py b/var/spack/repos/builtin/packages/gatk/package.py
index a8e3c3e869..c284d642aa 100644
--- a/var/spack/repos/builtin/packages/gatk/package.py
+++ b/var/spack/repos/builtin/packages/gatk/package.py
@@ -17,7 +17,7 @@ class Gatk(Package):
     homepage = "https://gatk.broadinstitute.org/hc/en-us"
     url = "https://github.com/broadinstitute/gatk/releases/download/4.2.2.0/gatk-4.2.2.0.zip"
     list_url = "https://github.com/broadinstitute/gatk/releases"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("4.2.6.1", sha256="1125cfc862301d437310506c8774d36c3a90d00d52c7b5d6b59dac7241203628")
     version("4.2.2.0", sha256="ddd902441d1874493796566159288e9df178714ac18216ba05092136db1497fd")
diff --git a/var/spack/repos/builtin/packages/gaudi/package.py b/var/spack/repos/builtin/packages/gaudi/package.py
index 2b13ad1456..f98168eed0 100644
--- a/var/spack/repos/builtin/packages/gaudi/package.py
+++ b/var/spack/repos/builtin/packages/gaudi/package.py
@@ -34,7 +34,7 @@ class Gaudi(CMakePackage):
     version("33.0", sha256="76a967c41f579acc432593d498875dd4dc1f8afd5061e692741a355a9cf233c8")
     version("32.2", sha256="e9ef3eb57fd9ac7b9d5647e278a84b2e6263f29f0b14dbe1321667d44d969d2e")
 
-    maintainers = ["drbenmorgan", "vvolkl"]
+    maintainers("drbenmorgan", "vvolkl")
 
     variant("aida", default=False, description="Build AIDA interfaces support")
     variant("cppunit", default=False, description="Build with CppUnit unit testing")
diff --git a/var/spack/repos/builtin/packages/gaussian-src/package.py b/var/spack/repos/builtin/packages/gaussian-src/package.py
index dea75ec2fe..d31ee97800 100644
--- a/var/spack/repos/builtin/packages/gaussian-src/package.py
+++ b/var/spack/repos/builtin/packages/gaussian-src/package.py
@@ -21,7 +21,7 @@ class GaussianSrc(Package):
     homepage = "http://www.gaussian.com/"
     manual_download = True
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("16-C.01", sha256="c9eb73a9df5ca8705fcf2d7ce2d5f9aceb05ae663689f54c0a581c9d4d44fffb")
 
diff --git a/var/spack/repos/builtin/packages/gaussian-view/package.py b/var/spack/repos/builtin/packages/gaussian-view/package.py
index 1a0ec7b42b..e4f872e7f0 100644
--- a/var/spack/repos/builtin/packages/gaussian-view/package.py
+++ b/var/spack/repos/builtin/packages/gaussian-view/package.py
@@ -24,7 +24,7 @@ class GaussianView(Package):
     homepage = "https://gaussian.com/gaussview6/"
     manual_download = True
 
-    maintainers = ["antoniokaust", "dev-zero"]
+    maintainers("antoniokaust", "dev-zero")
 
     version(
         "6.1.6",
diff --git a/var/spack/repos/builtin/packages/gaussian/package.py b/var/spack/repos/builtin/packages/gaussian/package.py
index a6017f8221..05d8c34b23 100644
--- a/var/spack/repos/builtin/packages/gaussian/package.py
+++ b/var/spack/repos/builtin/packages/gaussian/package.py
@@ -13,7 +13,7 @@ class Gaussian(Package):
     homepage = "http://www.gaussian.com/"
     manual_download = True
 
-    maintainers = ["antoniokaust"]
+    maintainers("antoniokaust")
 
     version("16-B.01", sha256="0b2cf60aa85d2c8c8e7547446e60e8e8cb67eec20e5f13c4a3e4e7616dcdf122")
     version("09-D.01", sha256="ef14885b5e334b6ec44a93bfd7225c634247dc946416af3087ab055bf05f54cd")
diff --git a/var/spack/repos/builtin/packages/gbl/package.py b/var/spack/repos/builtin/packages/gbl/package.py
index 8341dcd630..98aeb67fab 100644
--- a/var/spack/repos/builtin/packages/gbl/package.py
+++ b/var/spack/repos/builtin/packages/gbl/package.py
@@ -12,7 +12,7 @@ class Gbl(CMakePackage):
     homepage = "https://www.desy.de/~kleinwrt/GBL/doc/cpp/html/"
     git = "https://gitlab.desy.de/claus.kleinwort/general-broken-lines.git"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
     tags = ["hep"]
 
     version("V02-04-01", commit="1061b643c6656fbf7ceba579997eb43f0a9e9d3c")
diff --git a/var/spack/repos/builtin/packages/gcc/package.py b/var/spack/repos/builtin/packages/gcc/package.py
index 54e2a692d5..3675116952 100644
--- a/var/spack/repos/builtin/packages/gcc/package.py
+++ b/var/spack/repos/builtin/packages/gcc/package.py
@@ -31,7 +31,7 @@ class Gcc(AutotoolsPackage, GNUMirrorPackage):
     list_depth = 1
     keep_werror = "all"
 
-    maintainers = ["michaelkuhn", "alalazo"]
+    maintainers("michaelkuhn", "alalazo")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/gchp/package.py b/var/spack/repos/builtin/packages/gchp/package.py
index 97663ecfe0..deb1744e7d 100644
--- a/var/spack/repos/builtin/packages/gchp/package.py
+++ b/var/spack/repos/builtin/packages/gchp/package.py
@@ -14,7 +14,7 @@ class Gchp(CMakePackage):
     homepage = "https://gchp.readthedocs.io/"
     url = "https://github.com/geoschem/GCHP/archive/13.4.0.tar.gz"
     git = "https://github.com/geoschem/GCHP.git"
-    maintainers = ["lizziel", "laestrada"]
+    maintainers("lizziel", "laestrada")
 
     version("13.4.0", commit="d8c6d4d8db1c5b0ba54d4893185d999a619afc58", submodules=True)
     version("13.3.4", commit="efb2346381648ffff04ce441d5d61d7fec0c53fe", submodules=True)
diff --git a/var/spack/repos/builtin/packages/gcta/package.py b/var/spack/repos/builtin/packages/gcta/package.py
index fd31f38a54..a159ff68c7 100644
--- a/var/spack/repos/builtin/packages/gcta/package.py
+++ b/var/spack/repos/builtin/packages/gcta/package.py
@@ -16,7 +16,7 @@ class Gcta(CMakePackage):
     homepage = "https://github.com/jianyangqt/gcta"
     url = "https://github.com/jianyangqt/gcta/archive/refs/tags/v1.91.2.tar.gz"
     git = "https://github.com/jianyangqt/gcta.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.94.0beta", commit="746e3975ddb463fc7bd15b03c6cc64b023eca497", submodules=True)
     version("1.91.2", sha256="0609d0fba856599a2acc66adefe87725304117acc226360ec2aabf8a0ac64e85")
diff --git a/var/spack/repos/builtin/packages/gdal/package.py b/var/spack/repos/builtin/packages/gdal/package.py
index fe7de7fbb7..53dfb9c6f2 100644
--- a/var/spack/repos/builtin/packages/gdal/package.py
+++ b/var/spack/repos/builtin/packages/gdal/package.py
@@ -28,7 +28,7 @@ class Gdal(CMakePackage, AutotoolsPackage, PythonExtension):
     list_url = "https://download.osgeo.org/gdal/"
     list_depth = 1
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("3.6.2", sha256="35f40d2e08061b342513cdcddc2b997b3814ef8254514f0ef1e8bc7aa56cf681")
     version("3.6.1", sha256="68f1c03547ff7152289789db7f67ee634167c9b7bfec4872b88406b236f9c230")
diff --git a/var/spack/repos/builtin/packages/gdb/package.py b/var/spack/repos/builtin/packages/gdb/package.py
index 98dcd0373b..aabb553dce 100644
--- a/var/spack/repos/builtin/packages/gdb/package.py
+++ b/var/spack/repos/builtin/packages/gdb/package.py
@@ -17,7 +17,7 @@ class Gdb(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.gnu.org/software/gdb"
     gnu_mirror_path = "gdb/gdb-11.2.tar.gz"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("12.1", sha256="87296a3a9727356b56712c793704082d5df0ff36a34ca9ec9734fc9a8bdfdaab")
     version("11.2", sha256="b558b66084835e43b6361f60d60d314c487447419cdf53adf83a87020c367290")
diff --git a/var/spack/repos/builtin/packages/geant4-data/package.py b/var/spack/repos/builtin/packages/geant4-data/package.py
index 7587271357..84a40170e9 100644
--- a/var/spack/repos/builtin/packages/geant4-data/package.py
+++ b/var/spack/repos/builtin/packages/geant4-data/package.py
@@ -14,7 +14,7 @@ class Geant4Data(BundlePackage):
 
     homepage = "http://geant4.cern.ch"
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/geant4/package.py b/var/spack/repos/builtin/packages/geant4/package.py
index 58d6c166b0..201f097159 100644
--- a/var/spack/repos/builtin/packages/geant4/package.py
+++ b/var/spack/repos/builtin/packages/geant4/package.py
@@ -19,7 +19,7 @@ class Geant4(CMakePackage):
 
     executables = ["^geant4-config$"]
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     version("11.1.0", sha256="c4a23f2f502efeab56de43a4412b21f65c7ca1b0877b9bc1d7e845ee12edf70a")
     version("11.0.3", sha256="1e6560b802aa84e17255b83987dfc98a1457154fb603d0f340fae978238de3e7")
diff --git a/var/spack/repos/builtin/packages/gearshifft/package.py b/var/spack/repos/builtin/packages/gearshifft/package.py
index 14002f4c49..f099842392 100644
--- a/var/spack/repos/builtin/packages/gearshifft/package.py
+++ b/var/spack/repos/builtin/packages/gearshifft/package.py
@@ -12,7 +12,7 @@ class Gearshifft(CMakePackage):
     homepage = "https://github.com/mpicbg-scicomp/gearshifft"
     url = "https://github.com/mpicbg-scicomp/gearshifft/archive/v0.2.1-lw.tar.gz"
 
-    maintainers = ["zyzzyxdonta"]
+    maintainers("zyzzyxdonta")
 
     version("0.4.0", sha256="15b9e4bfa1d9b4fe4ae316f289c67b7be0774cdada5bd7310df4d0e026d9d227")
 
diff --git a/var/spack/repos/builtin/packages/gegelati/package.py b/var/spack/repos/builtin/packages/gegelati/package.py
index 95258bc9b2..f994d21328 100644
--- a/var/spack/repos/builtin/packages/gegelati/package.py
+++ b/var/spack/repos/builtin/packages/gegelati/package.py
@@ -13,7 +13,7 @@ class Gegelati(CMakePackage):
     url = "https://github.com/gegelati/gegelati/archive/refs/tags/v1.2.0.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["lucascarvalhoroncoroni"]
+    maintainers("lucascarvalhoroncoroni")
 
     version("1.2.0", sha256="039997c7d6cb394f910f6c40620165b32094e0c85c170be01eb74b55488a1d4c")
 
diff --git a/var/spack/repos/builtin/packages/gegl/package.py b/var/spack/repos/builtin/packages/gegl/package.py
index 5f1475c1d5..7dc76c29a2 100644
--- a/var/spack/repos/builtin/packages/gegl/package.py
+++ b/var/spack/repos/builtin/packages/gegl/package.py
@@ -16,7 +16,7 @@ class Gegl(MesonPackage):
     homepage = "https://gegl.org/"
     url = "https://download.gimp.org/gegl/0.4/gegl-0.4.40.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("0.4.40", sha256="cdde80d15a49dab9a614ef98f804c8ce6e4cfe1339a3c240c34f3fb45436b85d")
     version("0.4.38", sha256="e4a33c8430a5042fba8439b595348e71870f0d95fbf885ff553f9020c1bed750")
diff --git a/var/spack/repos/builtin/packages/gemma/package.py b/var/spack/repos/builtin/packages/gemma/package.py
index 37e00ab9b0..a5596d32ad 100644
--- a/var/spack/repos/builtin/packages/gemma/package.py
+++ b/var/spack/repos/builtin/packages/gemma/package.py
@@ -14,7 +14,7 @@ class Gemma(MakefilePackage):
     homepage = "https://github.com/genetics-statistics/GEMMA"
     url = "https://github.com/genetics-statistics/GEMMA/archive/refs/tags/v0.98.5.tar.gz"
 
-    maintainers = ["snehring", "dlkuehn"]
+    maintainers("snehring", "dlkuehn")
 
     version("0.98.5", sha256="3ed336deee29e370f96ec8f1a240f7b62550e57dcd1694245ce7ec8f42241677")
 
diff --git a/var/spack/repos/builtin/packages/genfit/package.py b/var/spack/repos/builtin/packages/genfit/package.py
index 8312231cb6..182f366020 100644
--- a/var/spack/repos/builtin/packages/genfit/package.py
+++ b/var/spack/repos/builtin/packages/genfit/package.py
@@ -14,7 +14,7 @@ class Genfit(CMakePackage):
     url = "https://github.com/GenFit/GenFit/archive/02-00-00.tar.gz"
     git = "https://github.com/GenFit/GenFit.git"
 
-    maintainers = ["mirguest"]
+    maintainers("mirguest")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/gengeo/package.py b/var/spack/repos/builtin/packages/gengeo/package.py
index c00efc91eb..a0bb146498 100644
--- a/var/spack/repos/builtin/packages/gengeo/package.py
+++ b/var/spack/repos/builtin/packages/gengeo/package.py
@@ -17,7 +17,7 @@ class Gengeo(AutotoolsPackage):
     homepage = "https://launchpad.net/esys-particle/gengeo"
     url = "https://launchpad.net/esys-particle/trunk/3.0-alpha/+download/gengeo-163.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("163", sha256="9c896d430d8f315a45379d2b82e7d374f36259af66a745bfdee4c022a080d34d")
 
diff --git a/var/spack/repos/builtin/packages/gengetopt/package.py b/var/spack/repos/builtin/packages/gengetopt/package.py
index 431ab63680..ceff92c528 100644
--- a/var/spack/repos/builtin/packages/gengetopt/package.py
+++ b/var/spack/repos/builtin/packages/gengetopt/package.py
@@ -12,7 +12,7 @@ class Gengetopt(AutotoolsPackage):
     homepage = "https://www.gnu.org/software/gengetopt/gengetopt.html"
     url = "ftp://ftp.gnu.org/gnu/gengetopt/gengetopt-2.23.tar.xz"
 
-    maintainers = ["rblake-llnl"]
+    maintainers("rblake-llnl")
 
     version("2.23", sha256="b941aec9011864978dd7fdeb052b1943535824169d2aa2b0e7eae9ab807584ac")
     version("2.22.6", sha256="30b05a88604d71ef2a42a2ef26cd26df242b41f5b011ad03083143a31d9b01f7")
diff --git a/var/spack/repos/builtin/packages/genie/package.py b/var/spack/repos/builtin/packages/genie/package.py
index 2e116ab96b..2dc67f07dc 100644
--- a/var/spack/repos/builtin/packages/genie/package.py
+++ b/var/spack/repos/builtin/packages/genie/package.py
@@ -19,10 +19,7 @@ class Genie(Package):
 
     tags = ["neutrino", "hep"]
 
-    maintainers = [
-        # maintainer of this recipe, not affiliated with the GENIE collaboration
-        "davehadley",
-    ]
+    maintainers("davehadley")
 
     version("master", branch="master")
     version("3.0.6", sha256="ab56ea85d0c1d09029254365bfe75a1427effa717389753b9e0c1b6c2eaa5eaf")
diff --git a/var/spack/repos/builtin/packages/geos/package.py b/var/spack/repos/builtin/packages/geos/package.py
index 891c52fe00..10864fed52 100644
--- a/var/spack/repos/builtin/packages/geos/package.py
+++ b/var/spack/repos/builtin/packages/geos/package.py
@@ -19,7 +19,7 @@ class Geos(CMakePackage):
     url = "https://download.osgeo.org/geos/geos-3.8.1.tar.bz2"
     git = "https://github.com/libgeos/geos.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("3.11.1", sha256="6d0eb3cfa9f92d947731cc75f1750356b3bdfc07ea020553daf6af1c768e0be2")
     version("3.11.0", sha256="79ab8cabf4aa8604d161557b52e3e4d84575acdc0d08cb09ab3f7aaefa4d858a")
diff --git a/var/spack/repos/builtin/packages/gettext/package.py b/var/spack/repos/builtin/packages/gettext/package.py
index 1f30c6c314..b7da6f97b8 100644
--- a/var/spack/repos/builtin/packages/gettext/package.py
+++ b/var/spack/repos/builtin/packages/gettext/package.py
@@ -14,7 +14,7 @@ class Gettext(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.gnu.org/software/gettext/"
     gnu_mirror_path = "gettext/gettext-0.20.1.tar.xz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     executables = [r"^gettext$"]
 
diff --git a/var/spack/repos/builtin/packages/gexiv2/package.py b/var/spack/repos/builtin/packages/gexiv2/package.py
index 7b2e32aaec..109a8b6100 100644
--- a/var/spack/repos/builtin/packages/gexiv2/package.py
+++ b/var/spack/repos/builtin/packages/gexiv2/package.py
@@ -15,7 +15,7 @@ class Gexiv2(MesonPackage):
     homepage = "https://gitlab.gnome.org/GNOME/gexiv2"
     url = "https://download.gnome.org/sources/gexiv2/0.12/gexiv2-0.12.3.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("0.12.3", sha256="d23b7972a2fc6f840150bad1ed79c1cbec672951e180c1e1ec33ca6c730c59f3")
     version("0.12.2", sha256="2322b552aca330eef79724a699c51a302345d5e074738578b398b7f2ff97944c")
diff --git a/var/spack/repos/builtin/packages/gfsio/package.py b/var/spack/repos/builtin/packages/gfsio/package.py
index f693832e04..6172151b36 100644
--- a/var/spack/repos/builtin/packages/gfsio/package.py
+++ b/var/spack/repos/builtin/packages/gfsio/package.py
@@ -15,12 +15,12 @@ class Gfsio(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-gfsio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-gfsio/archive/refs/tags/v1.4.1.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("1.4.1", sha256="eab106302f520600decc4f9665d7c6a55e7b4901fab6d9ef40f29702b89b69b1")
 
diff --git a/var/spack/repos/builtin/packages/gftl-shared/package.py b/var/spack/repos/builtin/packages/gftl-shared/package.py
index db286d2670..710dd5df24 100644
--- a/var/spack/repos/builtin/packages/gftl-shared/package.py
+++ b/var/spack/repos/builtin/packages/gftl-shared/package.py
@@ -18,7 +18,7 @@ class GftlShared(CMakePackage):
     )
     git = "https://github.com/Goddard-Fortran-Ecosystem/gFTL-shared.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/gftl/package.py b/var/spack/repos/builtin/packages/gftl/package.py
index 3ee770f1c1..9c0d89f277 100644
--- a/var/spack/repos/builtin/packages/gftl/package.py
+++ b/var/spack/repos/builtin/packages/gftl/package.py
@@ -33,7 +33,7 @@ class Gftl(CMakePackage):
     url = "https://github.com/Goddard-Fortran-Ecosystem/gFTL/archive/refs/tags/v1.5.5.tar.gz"
     git = "https://github.com/Goddard-Fortran-Ecosystem/gFTL.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("develop", branch="develop")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/gh/package.py b/var/spack/repos/builtin/packages/gh/package.py
index b5a8b55fe1..5a982e0650 100644
--- a/var/spack/repos/builtin/packages/gh/package.py
+++ b/var/spack/repos/builtin/packages/gh/package.py
@@ -12,7 +12,7 @@ class Gh(Package):
     homepage = "https://github.com/cli/cli"
     url = "https://github.com/cli/cli/archive/refs/tags/v2.0.0.tar.gz"
 
-    maintainers = ["lcnzg"]
+    maintainers("lcnzg")
 
     version("2.5.1", sha256="89aac9c35ad875f1b17144bf9fcbfa7231554d4abce187d9277fcc83da846e4a")
     version("2.5.0", sha256="4e9d1cbcdd2346cab5b7fc176cd57c07ed3628a0241fad8a48fe4df6a354b120")
diff --git a/var/spack/repos/builtin/packages/ghost/package.py b/var/spack/repos/builtin/packages/ghost/package.py
index 9b8e05fb06..b37994afd4 100644
--- a/var/spack/repos/builtin/packages/ghost/package.py
+++ b/var/spack/repos/builtin/packages/ghost/package.py
@@ -18,7 +18,7 @@ class Ghost(CMakePackage, CudaPackage):
     homepage = "https://www.bitbucket.org/essex/ghost/"
     git = "https://bitbucket.org/essex/ghost/ghost.git"
 
-    maintainers = ["jthies"]
+    maintainers("jthies")
 
     version("develop", branch="devel")
 
diff --git a/var/spack/repos/builtin/packages/gimp/package.py b/var/spack/repos/builtin/packages/gimp/package.py
index 830a1bd68a..3f79356dae 100644
--- a/var/spack/repos/builtin/packages/gimp/package.py
+++ b/var/spack/repos/builtin/packages/gimp/package.py
@@ -18,7 +18,7 @@ class Gimp(AutotoolsPackage):
     homepage = "https://www.gimp.org"
     url = "https://download.gimp.org/gimp/v2.10/gimp-2.10.32.tar.bz2"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     conflicts("platform=darwin", msg="spack/GIMP currently requires Linux")
     conflicts("platform=windows", msg="spack/GIMP currently requires Linux")
diff --git a/var/spack/repos/builtin/packages/ginkgo/package.py b/var/spack/repos/builtin/packages/ginkgo/package.py
index 66d7cb878b..8b23ca0d0f 100644
--- a/var/spack/repos/builtin/packages/ginkgo/package.py
+++ b/var/spack/repos/builtin/packages/ginkgo/package.py
@@ -16,7 +16,7 @@ class Ginkgo(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://ginkgo-project.github.io/"
     git = "https://github.com/ginkgo-project/ginkgo.git"
 
-    maintainers = ["tcojean", "hartwiganzt"]
+    maintainers("tcojean", "hartwiganzt")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/git-filter-repo/package.py b/var/spack/repos/builtin/packages/git-filter-repo/package.py
index 06dd2145c5..b2644eeaa8 100644
--- a/var/spack/repos/builtin/packages/git-filter-repo/package.py
+++ b/var/spack/repos/builtin/packages/git-filter-repo/package.py
@@ -13,7 +13,7 @@ class GitFilterRepo(Package):
     homepage = "https://github.com/newren/git-filter-repo"
     url = "https://github.com/newren/git-filter-repo/releases/download/v2.34.0/git-filter-repo-2.34.0.tar.xz"
 
-    maintainers = ["aphedges"]
+    maintainers("aphedges")
 
     version("2.38.0", sha256="db954f4cae9e47c6be3bd3161bc80540d44f5379cb9cf9df498f4e019f0a41a9")
     version("2.34.0", sha256="b1bf46af1e6a91a54056d0254e480803db8e40f631336c559a1a94d2a08389c4")
diff --git a/var/spack/repos/builtin/packages/git-lfs/package.py b/var/spack/repos/builtin/packages/git-lfs/package.py
index a7bc42faa2..4ff7f9de0e 100644
--- a/var/spack/repos/builtin/packages/git-lfs/package.py
+++ b/var/spack/repos/builtin/packages/git-lfs/package.py
@@ -22,7 +22,7 @@ class GitLfs(MakefilePackage):
 
     executables = ["^git-lfs$"]
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("3.1.2", sha256="5c9bc449068d0104ea124c25f596af16da85e7b5bf256bc544d8ce5f4fe231f2")
     version("2.13.3", sha256="f8bd7a06e61e47417eb54c3a0db809ea864a9322629b5544b78661edab17b950")
diff --git a/var/spack/repos/builtin/packages/git/package.py b/var/spack/repos/builtin/packages/git/package.py
index 7197184583..554f5010ab 100644
--- a/var/spack/repos/builtin/packages/git/package.py
+++ b/var/spack/repos/builtin/packages/git/package.py
@@ -17,7 +17,7 @@ class Git(AutotoolsPackage):
 
     homepage = "http://git-scm.com"
     url = "https://mirrors.edge.kernel.org/pub/software/scm/git/git-2.12.0.tar.gz"
-    maintainers = ["jennfshr"]
+    maintainers("jennfshr")
 
     tags = ["build-tools"]
 
diff --git a/var/spack/repos/builtin/packages/gitconddb/package.py b/var/spack/repos/builtin/packages/gitconddb/package.py
index 69897da97f..8dbad1692c 100644
--- a/var/spack/repos/builtin/packages/gitconddb/package.py
+++ b/var/spack/repos/builtin/packages/gitconddb/package.py
@@ -14,7 +14,7 @@ class Gitconddb(CMakePackage):
     url = "https://gitlab.cern.ch/lhcb/GitCondDB/-/archive/0.1.1/GitCondDB-0.1.1.tar.gz"
     git = "https://gitlab.cern.ch/lhcb/GitCondDB.git"
 
-    maintainers = ["drbenmorgan"]
+    maintainers("drbenmorgan")
 
     version("master", branch="master")
     version("0.2.0", sha256="dfbaa33581d5c6fac1102668c542b32d14499a30a2793bc55b133aba9f7295fc")
diff --git a/var/spack/repos/builtin/packages/glib/package.py b/var/spack/repos/builtin/packages/glib/package.py
index ca4b999412..3ab0d02d4c 100644
--- a/var/spack/repos/builtin/packages/glib/package.py
+++ b/var/spack/repos/builtin/packages/glib/package.py
@@ -23,7 +23,7 @@ class Glib(Package):
     list_url = "https://download.gnome.org/sources/glib"
     list_depth = 1
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("2.74.3", sha256="e9bc41ecd9690d9bc6a970cc7380119b828e5b6a4b16c393c638b3dc2b87cbcb")
     version("2.74.1", sha256="0ab981618d1db47845e56417b0d7c123f81a3427b2b9c93f5a46ff5bbb964964")
diff --git a/var/spack/repos/builtin/packages/global/package.py b/var/spack/repos/builtin/packages/global/package.py
index 0ca1ff5ea0..e888107122 100644
--- a/var/spack/repos/builtin/packages/global/package.py
+++ b/var/spack/repos/builtin/packages/global/package.py
@@ -14,7 +14,7 @@ class Global(Package):
     homepage = "https://www.gnu.org/software/global"
     url = "http://tamacom.com/global/global-6.5.tar.gz"
 
-    maintainers = ["gaber"]
+    maintainers("gaber")
 
     version("6.6.7", sha256="69a0f77f53827c5568176c1d382166df361e74263a047f0b3058aa2f2ad58a3c")
     version("6.6.6", sha256="758078afff98d4c051c58785c7ada3ed1977fabb77f8897ff657b71cc62d4d5d")
diff --git a/var/spack/repos/builtin/packages/glvis/package.py b/var/spack/repos/builtin/packages/glvis/package.py
index 46284bce6a..361207580c 100644
--- a/var/spack/repos/builtin/packages/glvis/package.py
+++ b/var/spack/repos/builtin/packages/glvis/package.py
@@ -16,7 +16,7 @@ class Glvis(MakefilePackage):
     git = "https://github.com/glvis/glvis.git"
     tags = ["radiuss"]
 
-    maintainers = ["v-dobrev", "tzanio", "tomstitt", "goxberry"]
+    maintainers("v-dobrev", "tzanio", "tomstitt", "goxberry")
 
     # glvis (like mfem) is downloaded from a URL shortener at request
     # of upstream author Tzanio Kolev <tzanio@llnl.gov>.  See here:
diff --git a/var/spack/repos/builtin/packages/gmake/package.py b/var/spack/repos/builtin/packages/gmake/package.py
index dc99301f1d..758156b34d 100644
--- a/var/spack/repos/builtin/packages/gmake/package.py
+++ b/var/spack/repos/builtin/packages/gmake/package.py
@@ -16,7 +16,7 @@ class Gmake(AutotoolsPackage, GNUMirrorPackage):
 
     homepage = "https://www.gnu.org/software/make/"
     gnu_mirror_path = "make/make-4.2.1.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     # Stable releases
     version("4.4", sha256="581f4d4e872da74b3941c874215898a7d35802f03732bdccee1d4a7979105d18")
diff --git a/var/spack/repos/builtin/packages/gmt/package.py b/var/spack/repos/builtin/packages/gmt/package.py
index d35da09d3c..18c3356ef0 100644
--- a/var/spack/repos/builtin/packages/gmt/package.py
+++ b/var/spack/repos/builtin/packages/gmt/package.py
@@ -18,7 +18,7 @@ class Gmt(Package):
     url = "https://github.com/GenericMappingTools/gmt/archive/6.1.0.tar.gz"
     git = "https://github.com/GenericMappingTools/gmt.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("6.2.0", sha256="b70786ca5ba7d1293acc4e901a0f82e1300d368b61009ef87f771f4bc99d058a")
diff --git a/var/spack/repos/builtin/packages/gnds/package.py b/var/spack/repos/builtin/packages/gnds/package.py
index 83f8c70c34..7bae0b140a 100644
--- a/var/spack/repos/builtin/packages/gnds/package.py
+++ b/var/spack/repos/builtin/packages/gnds/package.py
@@ -15,7 +15,7 @@ class Gnds(CMakePackage):
     homepage = "https://code.ornl.gov/RNSD/gnds"
     url = "https://code.ornl.gov/RNSD/gnds/-/archive/v0.0.1/gnds-v0.0.1.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("0.0.1", sha256="4c8faaa01a3e6fb08ec3e8e126a76f75b5442509a46b993e325ec79dd9f04879")
 
diff --git a/var/spack/repos/builtin/packages/gnuconfig/package.py b/var/spack/repos/builtin/packages/gnuconfig/package.py
index 961d8169c4..ab27a34233 100644
--- a/var/spack/repos/builtin/packages/gnuconfig/package.py
+++ b/var/spack/repos/builtin/packages/gnuconfig/package.py
@@ -17,7 +17,7 @@ class Gnuconfig(Package):
     git = "https://github.com/spack/gnuconfig.git"
     url = "https://github.com/spack/gnuconfig/releases/download/2021-08-14/gnuconfig-2021-08-14.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/gnupg/package.py b/var/spack/repos/builtin/packages/gnupg/package.py
index c7e413f25b..1f02a8697c 100644
--- a/var/spack/repos/builtin/packages/gnupg/package.py
+++ b/var/spack/repos/builtin/packages/gnupg/package.py
@@ -12,7 +12,7 @@ class Gnupg(AutotoolsPackage):
     homepage = "https://gnupg.org/index.html"
     url = "https://gnupg.org/ftp/gcrypt/gnupg/gnupg-2.3.4.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("2.4.0", sha256="1d79158dd01d992431dd2e3facb89fdac97127f89784ea2cb610c600fb0c1483")
     version("2.3.8", sha256="540b7a40e57da261fb10ef521a282e0021532a80fd023e75fb71757e8a4969ed")
diff --git a/var/spack/repos/builtin/packages/gnuradio/package.py b/var/spack/repos/builtin/packages/gnuradio/package.py
index aac2e2a7b4..6b453b7c34 100644
--- a/var/spack/repos/builtin/packages/gnuradio/package.py
+++ b/var/spack/repos/builtin/packages/gnuradio/package.py
@@ -20,7 +20,7 @@ class Gnuradio(CMakePackage):
     homepage = "https://www.gnuradio.org/"
     url = "https://github.com/gnuradio/gnuradio/archive/v3.8.2.0.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("3.8.2.0", sha256="ddda12b55e3e1d925eefb24afb9d604bca7c9bbe0a431707aa48a2eed53eec2f")
 
diff --git a/var/spack/repos/builtin/packages/go/package.py b/var/spack/repos/builtin/packages/go/package.py
index bfbb3af36d..7c83a14416 100644
--- a/var/spack/repos/builtin/packages/go/package.py
+++ b/var/spack/repos/builtin/packages/go/package.py
@@ -42,7 +42,7 @@ class Go(Package):
     extendable = True
     executables = ["^go$"]
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("1.19.5", sha256="8e486e8e85a281fc5ce3f0bedc5b9d2dbf6276d7db0b25d3ec034f313da0375f")
     version(
diff --git a/var/spack/repos/builtin/packages/gobject-introspection/package.py b/var/spack/repos/builtin/packages/gobject-introspection/package.py
index 687419ee5e..da431a9606 100644
--- a/var/spack/repos/builtin/packages/gobject-introspection/package.py
+++ b/var/spack/repos/builtin/packages/gobject-introspection/package.py
@@ -16,7 +16,7 @@ class GobjectIntrospection(MesonPackage, AutotoolsPackage):
     homepage = "https://wiki.gnome.org/Projects/GObjectIntrospection"
     url = "https://download.gnome.org/sources/gobject-introspection/1.72/gobject-introspection-1.72.0.tar.xz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("1.72.0", sha256="02fe8e590861d88f83060dd39cda5ccaa60b2da1d21d0f95499301b186beaabc")
     version("1.56.1", sha256="5b2875ccff99ff7baab63a34b67f8c920def240e178ff50add809e267d9ea24b")
diff --git a/var/spack/repos/builtin/packages/goblin-hmc-sim/package.py b/var/spack/repos/builtin/packages/goblin-hmc-sim/package.py
index b303672df6..090f6d3732 100644
--- a/var/spack/repos/builtin/packages/goblin-hmc-sim/package.py
+++ b/var/spack/repos/builtin/packages/goblin-hmc-sim/package.py
@@ -20,7 +20,7 @@ class GoblinHmcSim(MakefilePackage):
     # For some reason .o files get thrashed inside Spack
     parallel = False
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("8.0.0", sha256="8a5e6b701865a581f15965d3ddd8c7d301b15f4b63543c444058e9c3688fd2c8")
 
diff --git a/var/spack/repos/builtin/packages/goma/package.py b/var/spack/repos/builtin/packages/goma/package.py
index 9d01cad053..4a29d4b4e2 100644
--- a/var/spack/repos/builtin/packages/goma/package.py
+++ b/var/spack/repos/builtin/packages/goma/package.py
@@ -14,7 +14,7 @@ class Goma(CMakePackage):
     url = "https://github.com/goma/goma/archive/v7.0.0.tar.gz"
     git = "https://github.com/goma/goma.git"
 
-    maintainers = ["wortiz"]
+    maintainers("wortiz")
 
     version("7.1.1", commit="4bebca85ab3840709b44f63502893af6453710e8")
     version("7.0.4", commit="27b2cb2477fa92f9457597f588c137de2572ef69")
diff --git a/var/spack/repos/builtin/packages/google-crc32c/package.py b/var/spack/repos/builtin/packages/google-crc32c/package.py
index 91159e83c4..d7fd05c366 100644
--- a/var/spack/repos/builtin/packages/google-crc32c/package.py
+++ b/var/spack/repos/builtin/packages/google-crc32c/package.py
@@ -12,7 +12,7 @@ class GoogleCrc32c(CMakePackage):
     homepage = "https://github.com/google/crc32c"
     url = "https://github.com/google/crc32c/archive/refs/tags/1.1.2.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("1.1.2", "ac07840513072b7fcebda6e821068aa04889018f24e10e46181068fb214d7e56")
 
diff --git a/var/spack/repos/builtin/packages/googletest/package.py b/var/spack/repos/builtin/packages/googletest/package.py
index ed906cc857..bf995e9a4a 100644
--- a/var/spack/repos/builtin/packages/googletest/package.py
+++ b/var/spack/repos/builtin/packages/googletest/package.py
@@ -13,7 +13,7 @@ class Googletest(CMakePackage):
     url = "https://github.com/google/googletest/archive/release-1.10.0.tar.gz"
     git = "https://github.com/google/googletest"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("main", branch="main")
     version("1.12.1", sha256="81964fe578e9bd7c94dfdb09c8e4d6e6759e19967e397dbea48d1c10e45d0df2")
diff --git a/var/spack/repos/builtin/packages/goshimmer/package.py b/var/spack/repos/builtin/packages/goshimmer/package.py
index 0031191a75..ac1058b5c4 100644
--- a/var/spack/repos/builtin/packages/goshimmer/package.py
+++ b/var/spack/repos/builtin/packages/goshimmer/package.py
@@ -12,7 +12,7 @@ class Goshimmer(Package):
     homepage = "https://github.com/iotaledger/goshimmer"
     url = "https://github.com/iotaledger/goshimmer/archive/refs/tags/v0.8.0.tar.gz"
 
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("0.8.0", "ec515deebf0dd35ff76cd98addae9cfcbf4758ab9eb72eb0f6ff4654f2658980")
 
diff --git a/var/spack/repos/builtin/packages/gperftools/package.py b/var/spack/repos/builtin/packages/gperftools/package.py
index 85fb6323b6..f529415ea4 100644
--- a/var/spack/repos/builtin/packages/gperftools/package.py
+++ b/var/spack/repos/builtin/packages/gperftools/package.py
@@ -15,7 +15,7 @@ class Gperftools(AutotoolsPackage):
 
     homepage = "https://github.com/gperftools/gperftools"
     url = "https://github.com/gperftools/gperftools/releases/download/gperftools-2.7/gperftools-2.7.tar.gz"
-    maintainers = ["albestro", "eschnett", "msimberg", "teonnik"]
+    maintainers("albestro", "eschnett", "msimberg", "teonnik")
 
     version("2.10", sha256="83e3bfdd28b8bcf53222c3798d4d395d52dadbbae59e8730c4a6d31a9c3732d8")
     version("2.9.1", sha256="ea566e528605befb830671e359118c2da718f721c27225cbbc93858c7520fee3")
diff --git a/var/spack/repos/builtin/packages/gpi-2/package.py b/var/spack/repos/builtin/packages/gpi-2/package.py
index e96c4a8fee..80e70bb7a5 100644
--- a/var/spack/repos/builtin/packages/gpi-2/package.py
+++ b/var/spack/repos/builtin/packages/gpi-2/package.py
@@ -18,7 +18,7 @@ class Gpi2(AutotoolsPackage):
     url = "https://github.com/cc-hpc-itwm/GPI-2/archive/refs/tags/v1.5.1.tar.gz"
     git = "https://github.com/cc-hpc-itwm/GPI-2.git"
 
-    maintainers = ["robert-mijakovic", "acastanedam", "mzeyen1985"]
+    maintainers("robert-mijakovic", "acastanedam", "mzeyen1985")
 
     version("develop", branch="next")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/gpi-space/package.py b/var/spack/repos/builtin/packages/gpi-space/package.py
index f2414c07d4..da0b74e713 100644
--- a/var/spack/repos/builtin/packages/gpi-space/package.py
+++ b/var/spack/repos/builtin/packages/gpi-space/package.py
@@ -21,7 +21,7 @@ class GpiSpace(CMakePackage):
     url = "https://github.com/cc-hpc-itwm/gpispace/archive/refs/tags/v21.09.tar.gz"
     git = "https://github.com/cc-hpc-itwm/gpispace.git"
 
-    maintainers = ["mzeyen1985", "tiberot", "rumach", "mrahn", "acastanedam"]
+    maintainers("mzeyen1985", "tiberot", "rumach", "mrahn", "acastanedam")
 
     version("latest", branch="main")
     version("22.09", sha256="f938847205181081ed24896bba16302ac35bbf478b4ceecae5bb21d5a38c8556")
diff --git a/var/spack/repos/builtin/packages/gptl/package.py b/var/spack/repos/builtin/packages/gptl/package.py
index 8e3b6b43cb..0775b5d2e4 100644
--- a/var/spack/repos/builtin/packages/gptl/package.py
+++ b/var/spack/repos/builtin/packages/gptl/package.py
@@ -16,7 +16,7 @@ class Gptl(AutotoolsPackage):
     homepage = "https://jmrosinski.github.io/GPTL/"
     url = "https://github.com/jmrosinski/GPTL/releases/download/v8.0.3/gptl-8.0.3.tar.gz"
 
-    maintainers = ["edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA", "jmrosinski"]
+    maintainers("edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA", "jmrosinski")
 
     version("8.1.1", sha256="b8ee26f7aeedd2a31d565789634e7c380023fe6b65bbf59030884f4dcbce94a5")
     version("8.0.3", sha256="334979c6fe78d4ed1b491ec57fb61df7a910c58fd39a3658d03ad89f077a4db6")
diff --git a/var/spack/repos/builtin/packages/gptune/package.py b/var/spack/repos/builtin/packages/gptune/package.py
index a26c9d27df..620f41adba 100644
--- a/var/spack/repos/builtin/packages/gptune/package.py
+++ b/var/spack/repos/builtin/packages/gptune/package.py
@@ -15,7 +15,7 @@ class Gptune(CMakePackage):
     homepage = "https://gptune.lbl.gov/"
     url = "https://github.com/gptune/GPTune/archive/refs/tags/3.0.0.tar.gz"
     git = "https://github.com/gptune/GPTune.git"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("master", branch="master")
     version("3.0.0", sha256="e19bfc3033fff11ff8c20cae65b88b7ca005d2c4e4db047f9f23226126ec92fa")
diff --git a/var/spack/repos/builtin/packages/gqrx/package.py b/var/spack/repos/builtin/packages/gqrx/package.py
index 8b6c25161b..c128542747 100644
--- a/var/spack/repos/builtin/packages/gqrx/package.py
+++ b/var/spack/repos/builtin/packages/gqrx/package.py
@@ -21,7 +21,7 @@ class Gqrx(CMakePackage):
     homepage = "https://gqrx.dk/"
     url = "https://github.com/csete/gqrx/archive/v2.13.1.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("2.13.1", sha256="08b7b930bed00c6ac79330695c24919a9d779112e1a3dd37d22cc9ee38561e82")
     depends_on("cmake@3.2.0:", type="build")
diff --git a/var/spack/repos/builtin/packages/gr-osmosdr/package.py b/var/spack/repos/builtin/packages/gr-osmosdr/package.py
index 9836b0e9a5..1cb33395fb 100644
--- a/var/spack/repos/builtin/packages/gr-osmosdr/package.py
+++ b/var/spack/repos/builtin/packages/gr-osmosdr/package.py
@@ -29,7 +29,7 @@ class GrOsmosdr(CMakePackage):
     homepage = "https://osmocom.org/projects/gr-osmosdr/wiki/GrOsmoSDR"
     url = "https://github.com/osmocom/gr-osmosdr/archive/v0.2.2.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     variant("hackrf", default=True, description="Support HackRF Hardware")
 
diff --git a/var/spack/repos/builtin/packages/grabix/package.py b/var/spack/repos/builtin/packages/grabix/package.py
index 1c0b468752..4327a9f289 100644
--- a/var/spack/repos/builtin/packages/grabix/package.py
+++ b/var/spack/repos/builtin/packages/grabix/package.py
@@ -17,7 +17,7 @@ class Grabix(MakefilePackage):
     homepage = "https://github.com/arq5x/grabix"
     url = "https://github.com/arq5x/grabix/archive/v0.1.7.tar.gz"
 
-    maintainers = ["robqiao"]
+    maintainers("robqiao")
 
     version("0.1.7", sha256="d90735c55c0985a4d751858d7ce9e36ad534fff4103257e8e981e34d5c915b28")
 
diff --git a/var/spack/repos/builtin/packages/grace/package.py b/var/spack/repos/builtin/packages/grace/package.py
index 21f4a051f9..e28017029d 100644
--- a/var/spack/repos/builtin/packages/grace/package.py
+++ b/var/spack/repos/builtin/packages/grace/package.py
@@ -14,7 +14,7 @@ class Grace(AutotoolsPackage):
     # is currently unavailable so we use one of the mirrors instead.
     url = "ftp://ftp.fu-berlin.de/unix/graphics/grace/src/grace5/grace-5.1.25.tar.gz"
 
-    maintainers = ["RemiLacroix-IDRIS"]
+    maintainers("RemiLacroix-IDRIS")
 
     version("5.1.25", sha256="751ab9917ed0f6232073c193aba74046037e185d73b77bab0f5af3e3ff1da2ac")
 
diff --git a/var/spack/repos/builtin/packages/graphlib/package.py b/var/spack/repos/builtin/packages/graphlib/package.py
index 0a26e29d16..01e7f50060 100644
--- a/var/spack/repos/builtin/packages/graphlib/package.py
+++ b/var/spack/repos/builtin/packages/graphlib/package.py
@@ -11,7 +11,7 @@ class Graphlib(CMakePackage):
 
     homepage = "https://github.com/LLNL/graphlib"
     url = "https://github.com/LLNL/graphlib/archive/v2.0.0.tar.gz"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("2.0.0", sha256="4f4aa1193167c41c8491dec3cf22b1e52a8f0842faab88b7945972f02d2adbcd")
     version("3.0.0", sha256="c3d889f7bc25b9662426605e52f14cd16f9c05b034738a343890707f5f5681f1")
diff --git a/var/spack/repos/builtin/packages/grass/package.py b/var/spack/repos/builtin/packages/grass/package.py
index 855878192d..c2957217b3 100644
--- a/var/spack/repos/builtin/packages/grass/package.py
+++ b/var/spack/repos/builtin/packages/grass/package.py
@@ -17,7 +17,7 @@ class Grass(AutotoolsPackage):
     list_url = "https://grass.osgeo.org/download/software/sources/"
     git = "https://github.com/OSGeo/grass.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("8.2.0", sha256="621c3304a563be19c0220ae28f931a5e9ba74a53218c5556cd3f7fbfcca33a80")
diff --git a/var/spack/repos/builtin/packages/grib-api/package.py b/var/spack/repos/builtin/packages/grib-api/package.py
index f7fb2a7535..0b517818f7 100644
--- a/var/spack/repos/builtin/packages/grib-api/package.py
+++ b/var/spack/repos/builtin/packages/grib-api/package.py
@@ -17,7 +17,7 @@ class GribApi(CMakePackage):
     url = "https://software.ecmwf.int/wiki/download/attachments/3473437/grib_api-1.17.0-Source.tar.gz?api=v2"
     list_url = "https://software.ecmwf.int/wiki/display/GRIB/Releases"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version(
         "1.24.0",
diff --git a/var/spack/repos/builtin/packages/grib-util/package.py b/var/spack/repos/builtin/packages/grib-util/package.py
index c0578078d8..3176a41c32 100644
--- a/var/spack/repos/builtin/packages/grib-util/package.py
+++ b/var/spack/repos/builtin/packages/grib-util/package.py
@@ -14,7 +14,7 @@ class GribUtil(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-grib_util"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-grib_util/archive/refs/tags/v1.2.3.tar.gz"
 
-    maintainers = ["AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett"]
+    maintainers("AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett")
 
     version("1.2.4", sha256="f021d6df3186890b0b1781616dabf953581d71db63e7c2913360336985ccaec7")
     version("1.2.3", sha256="b17b08e12360bb8ad01298e615f1b4198e304b0443b6db35fe990a817e648ad5")
diff --git a/var/spack/repos/builtin/packages/grid/package.py b/var/spack/repos/builtin/packages/grid/package.py
index 9834a70987..abfad00d81 100644
--- a/var/spack/repos/builtin/packages/grid/package.py
+++ b/var/spack/repos/builtin/packages/grid/package.py
@@ -13,7 +13,7 @@ class Grid(AutotoolsPackage):
     url = "https://github.com/paboyle/Grid/archive/refs/tags/0.8.2.tar.gz"
     git = "https://github.com/paboyle/Grid.git"
 
-    maintainers = ["giordano"]
+    maintainers("giordano")
 
     version("develop", branch="develop")
 
diff --git a/var/spack/repos/builtin/packages/gridlab-d/package.py b/var/spack/repos/builtin/packages/gridlab-d/package.py
index 18925c439d..fe8531461f 100644
--- a/var/spack/repos/builtin/packages/gridlab-d/package.py
+++ b/var/spack/repos/builtin/packages/gridlab-d/package.py
@@ -19,7 +19,7 @@ class GridlabD(AutotoolsPackage):
     homepage = "https://www.gridlabd.org/"
     git = "https://github.com/gridlab-d/gridlab-d"
 
-    maintainers = ["0t1s1", "yee29", "afisher1"]
+    maintainers("0t1s1", "yee29", "afisher1")
 
     # Using only develop as other branches and releases did not build properly.
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/gromacs-chain-coordinate/package.py b/var/spack/repos/builtin/packages/gromacs-chain-coordinate/package.py
index b183d4ab2b..c991a3e5a8 100644
--- a/var/spack/repos/builtin/packages/gromacs-chain-coordinate/package.py
+++ b/var/spack/repos/builtin/packages/gromacs-chain-coordinate/package.py
@@ -16,7 +16,7 @@ class GromacsChainCoordinate(Gromacs):
     homepage = "https://gitlab.com/cbjh/gromacs-chain-coordinate/-/blob/main/README.md"
     url = "https://gitlab.com/cbjh/gromacs-chain-coordinate/-/archive/release-2021.chaincoord-0.2/gromacs-chain-coordinate-release-2021.chaincoord-0.2.tar.bz2"
     git = "https://gitlab.com/cbjh/gromacs-chain-coordinate.git"
-    maintainers = ["w8jcik"]
+    maintainers("w8jcik")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/gromacs-swaxs/package.py b/var/spack/repos/builtin/packages/gromacs-swaxs/package.py
index 5b330118cd..3b3890c4dd 100644
--- a/var/spack/repos/builtin/packages/gromacs-swaxs/package.py
+++ b/var/spack/repos/builtin/packages/gromacs-swaxs/package.py
@@ -13,7 +13,7 @@ class GromacsSwaxs(Gromacs):
     homepage = "https://biophys.uni-saarland.de/swaxs.html"
     url = "https://gitlab.com/cbjh/gromacs-swaxs/-/archive/release-2019.swaxs-0.1/gromacs-swaxs-release-2019.swaxs-0.1.tar.bz2"
     git = "https://gitlab.com/cbjh/gromacs-swaxs.git"
-    maintainers = ["w8jcik"]
+    maintainers("w8jcik")
 
     version(
         "2021.5-0.4",
diff --git a/var/spack/repos/builtin/packages/gromacs/package.py b/var/spack/repos/builtin/packages/gromacs/package.py
index d614d12a92..bc1d06f9cb 100644
--- a/var/spack/repos/builtin/packages/gromacs/package.py
+++ b/var/spack/repos/builtin/packages/gromacs/package.py
@@ -24,7 +24,7 @@ class Gromacs(CMakePackage):
     url = "https://ftp.gromacs.org/gromacs/gromacs-2022.2.tar.gz"
     list_url = "https://ftp.gromacs.org/gromacs"
     git = "https://gitlab.com/gromacs/gromacs.git"
-    maintainers = ["junghans", "marvinbernhardt"]
+    maintainers("junghans", "marvinbernhardt")
 
     version("main", branch="main")
     version("master", branch="main", deprecated=True)
diff --git a/var/spack/repos/builtin/packages/grpc/package.py b/var/spack/repos/builtin/packages/grpc/package.py
index 2ebd8ed1fd..6c9ff36d8f 100644
--- a/var/spack/repos/builtin/packages/grpc/package.py
+++ b/var/spack/repos/builtin/packages/grpc/package.py
@@ -8,7 +8,7 @@ from spack.package import *
 class Grpc(CMakePackage):
     """A high performance, open-source universal RPC framework."""
 
-    maintainers = ["nazavode"]
+    maintainers("nazavode")
 
     homepage = "https://grpc.io"
     url = "https://github.com/grpc/grpc/archive/v1.39.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/gurobi/package.py b/var/spack/repos/builtin/packages/gurobi/package.py
index 5d3dea3c2c..48d7d1e7de 100644
--- a/var/spack/repos/builtin/packages/gurobi/package.py
+++ b/var/spack/repos/builtin/packages/gurobi/package.py
@@ -23,7 +23,7 @@ class Gurobi(Package):
     homepage = "https://www.gurobi.com"
     manual_download = True
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("10.0.0", sha256="91a9ce1464f5f948809fcdfbdeb55f77698ed8a6d6cfa6985295424b6ece2bd4")
     version("9.5.2", sha256="95d8ca18b7f86116ba834a27fd6228c5b1708ae67927e7ea0e954c09374a2d0f")
diff --git a/var/spack/repos/builtin/packages/gxsview/package.py b/var/spack/repos/builtin/packages/gxsview/package.py
index 2f82f4d675..4f52608a5e 100644
--- a/var/spack/repos/builtin/packages/gxsview/package.py
+++ b/var/spack/repos/builtin/packages/gxsview/package.py
@@ -18,7 +18,7 @@ class Gxsview(QMakePackage):
     url = "https://www.nmri.go.jp/study/research_organization/risk/gxsview/download/gxsview-2021.07.01-src.zip"
 
     # Support email for questions ohnishi@m.mpat.go.jp
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version(
         "2022.05.09", sha256="c052797aee1fa9588574b28e6cf24d8ca9135c9a20cd86d134a58a7bbcbde67b"
diff --git a/var/spack/repos/builtin/packages/h5bench/package.py b/var/spack/repos/builtin/packages/h5bench/package.py
index 25cb84758f..e82a26e432 100644
--- a/var/spack/repos/builtin/packages/h5bench/package.py
+++ b/var/spack/repos/builtin/packages/h5bench/package.py
@@ -12,7 +12,7 @@ class H5bench(CMakePackage):
     homepage = "https://github.com/hpc-io/h5bench"
     git = "https://github.com/hpc-io/h5bench.git"
 
-    maintainers = ["jeanbez", "sbyna"]
+    maintainers("jeanbez", "sbyna")
 
     version("latest", branch="master", submodules=True)
     version("develop", branch="develop", submodules=True)
diff --git a/var/spack/repos/builtin/packages/h5cpp/package.py b/var/spack/repos/builtin/packages/h5cpp/package.py
index 99d60d9aec..c652578d92 100644
--- a/var/spack/repos/builtin/packages/h5cpp/package.py
+++ b/var/spack/repos/builtin/packages/h5cpp/package.py
@@ -13,7 +13,7 @@ class H5cpp(CMakePackage):
     url = "https://github.com/steven-varga/h5cpp/archive/v1.10.4-5.tar.gz"
     git = "https://github.com/steven-varga/h5cpp.git"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("master", branch="master")
     version("1.10.4-6", sha256="4fbc8e777dc78a37ec2fe8c7b6a47114080ffe587f083e83a2046b5e794aef93")
diff --git a/var/spack/repos/builtin/packages/haccabana/package.py b/var/spack/repos/builtin/packages/haccabana/package.py
index 586d5c9352..7259308786 100644
--- a/var/spack/repos/builtin/packages/haccabana/package.py
+++ b/var/spack/repos/builtin/packages/haccabana/package.py
@@ -15,7 +15,7 @@ class Haccabana(CMakePackage):
     homepage = "https://github.com/ECP-CoPA/HACCabana"
     git = "https://github.com/ECP-CoPA/HACCabana.git"
 
-    maintainers = ["steverangel", "adrianpope", "streeve", "junghans"]
+    maintainers("steverangel", "adrianpope", "streeve", "junghans")
 
     tags = ["proxy-app", "ecp-proxy-app"]
 
diff --git a/var/spack/repos/builtin/packages/hackrf-host/package.py b/var/spack/repos/builtin/packages/hackrf-host/package.py
index e60ed47d0c..db5e129b86 100644
--- a/var/spack/repos/builtin/packages/hackrf-host/package.py
+++ b/var/spack/repos/builtin/packages/hackrf-host/package.py
@@ -14,7 +14,7 @@ class HackrfHost(CMakePackage):
     homepage = "https://github.com/mossmann/hackrf"
     url = "https://github.com/mossmann/hackrf/archive/v2018.01.1.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     root_cmakelists_dir = "host"
 
diff --git a/var/spack/repos/builtin/packages/hadoop-xrootd/package.py b/var/spack/repos/builtin/packages/hadoop-xrootd/package.py
index fdf68e9b8f..b67743397e 100644
--- a/var/spack/repos/builtin/packages/hadoop-xrootd/package.py
+++ b/var/spack/repos/builtin/packages/hadoop-xrootd/package.py
@@ -12,7 +12,7 @@ class HadoopXrootd(MavenPackage):
     homepage = "https://gitlab.cern.ch/db/hadoop-xrootd"
     url = "https://lcgpackages.web.cern.ch/tarFiles/sources/hadoop-xrootd-v1.0.7.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("1.0.7", sha256="9a129dc14b3dc139aa4da7543f6392a5c80b41fea6bb9f6cd27db5acf6f5471f")
 
diff --git a/var/spack/repos/builtin/packages/hal/package.py b/var/spack/repos/builtin/packages/hal/package.py
index a2653d6823..f6a6d494ca 100644
--- a/var/spack/repos/builtin/packages/hal/package.py
+++ b/var/spack/repos/builtin/packages/hal/package.py
@@ -21,7 +21,7 @@ class Hal(MakefilePackage):
 
     version("2.1", "540255be1af55abf390359fe034b82d7e61bdf6c3277df3cc01259cd450994e5")
 
-    maintainers = ["ilbiondo"]
+    maintainers("ilbiondo")
 
     # HAL expects to be compiled alongside sonlib so we need both the
     # source version and python library version
diff --git a/var/spack/repos/builtin/packages/half/package.py b/var/spack/repos/builtin/packages/half/package.py
index b13e8659cd..7c90bbda00 100644
--- a/var/spack/repos/builtin/packages/half/package.py
+++ b/var/spack/repos/builtin/packages/half/package.py
@@ -19,7 +19,7 @@ class Half(Package):
     homepage = "https://sourceforge.net/projects/half/"
     url = "https://downloads.sourceforge.net/project/half/half/2.1.0/half-2.1.0.zip"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("2.1.0", sha256="ad1788afe0300fa2b02b0d1df128d857f021f92ccf7c8bddd07812685fa07a25")
     version("1.12.0", sha256="cdd70d3bf3fe091b688e7ab3f48471c881a197d2c186c95cca8bf156961fb41c")
diff --git a/var/spack/repos/builtin/packages/hapcut2/package.py b/var/spack/repos/builtin/packages/hapcut2/package.py
index e2386307a3..33b6c00807 100644
--- a/var/spack/repos/builtin/packages/hapcut2/package.py
+++ b/var/spack/repos/builtin/packages/hapcut2/package.py
@@ -13,7 +13,7 @@ class Hapcut2(MakefilePackage):
 
     homepage = "https://github.com/vibansal/HapCUT2"
     git = "https://github.com/vibansal/HapCUT2.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("v1.3.1", commit="c6481d5fd0618dc3e82b2eb8c2b4835d9a4f6da7")
     version(
diff --git a/var/spack/repos/builtin/packages/hbm-dramsim2/package.py b/var/spack/repos/builtin/packages/hbm-dramsim2/package.py
index 0c94cb7de1..7975093cca 100644
--- a/var/spack/repos/builtin/packages/hbm-dramsim2/package.py
+++ b/var/spack/repos/builtin/packages/hbm-dramsim2/package.py
@@ -15,7 +15,7 @@ class HbmDramsim2(MakefilePackage):
     git = "https://github.com/tactcomplabs/HBM"
     url = "https://github.com/tactcomplabs/HBM/archive/hbm-1.0.0-release.tar.gz"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("1.0.0", sha256="0efad11c58197edb47ad1359f8f93fb45d882c6bebcf9f2143e0df7a719689a0")
 
diff --git a/var/spack/repos/builtin/packages/hdf-eos5/package.py b/var/spack/repos/builtin/packages/hdf-eos5/package.py
index 2e24ab038c..12cdd06aff 100644
--- a/var/spack/repos/builtin/packages/hdf-eos5/package.py
+++ b/var/spack/repos/builtin/packages/hdf-eos5/package.py
@@ -52,7 +52,7 @@ class HdfEos5(AutotoolsPackage):
 
     conflicts("~static", when="~shared", msg="At least one of +static or +shared must be set")
 
-    maintainers = ["payerle"]
+    maintainers("payerle")
 
     # Build dependencies
     depends_on("hdf5+hl")
diff --git a/var/spack/repos/builtin/packages/hdf/package.py b/var/spack/repos/builtin/packages/hdf/package.py
index 5f07407775..d259aa3e78 100644
--- a/var/spack/repos/builtin/packages/hdf/package.py
+++ b/var/spack/repos/builtin/packages/hdf/package.py
@@ -17,7 +17,7 @@ class Hdf(AutotoolsPackage):
     url = "https://support.hdfgroup.org/ftp/HDF/releases/HDF4.2.14/src/hdf-4.2.14.tar.gz"
     list_url = "https://support.hdfgroup.org/ftp/HDF/releases/"
     list_depth = 2
-    maintainers = ["lrknox"]
+    maintainers("lrknox")
 
     version("4.2.15", sha256="dbeeef525af7c2d01539906c28953f0fdab7dba603d1bc1ec4a5af60d002c459")
     version("4.2.14", sha256="2d383e87c8a0ca6a5352adbd1d5546e6cc43dc21ff7d90f93efa644d85c0b14a")
diff --git a/var/spack/repos/builtin/packages/hdf5-vfd-gds/package.py b/var/spack/repos/builtin/packages/hdf5-vfd-gds/package.py
index 88265bac4a..bc846f411f 100644
--- a/var/spack/repos/builtin/packages/hdf5-vfd-gds/package.py
+++ b/var/spack/repos/builtin/packages/hdf5-vfd-gds/package.py
@@ -13,7 +13,7 @@ class Hdf5VfdGds(CMakePackage, CudaPackage):
     homepage = "https://github.com/hpc-io/vfd-gds"
     url = "https://github.com/hpc-io/vfd-gds/archive/refs/tags/1.0.1.tar.gz"
     git = "https://github.com/hpc-io/vfd-gds.git"
-    maintainers = ["hyoklee", "lrknox"]
+    maintainers("hyoklee", "lrknox")
 
     # Versions
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/hdf5-vol-async/package.py b/var/spack/repos/builtin/packages/hdf5-vol-async/package.py
index 31207de083..1966312acd 100644
--- a/var/spack/repos/builtin/packages/hdf5-vol-async/package.py
+++ b/var/spack/repos/builtin/packages/hdf5-vol-async/package.py
@@ -12,7 +12,7 @@ class Hdf5VolAsync(CMakePackage):
     homepage = "https://hdf5-vol-async.readthedocs.io"
     git = "https://github.com/hpc-io/vol-async.git"
 
-    maintainers = ["hyoklee", "houjun", "jeanbez"]
+    maintainers("hyoklee", "houjun", "jeanbez")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/hdf5-vol-cache/package.py b/var/spack/repos/builtin/packages/hdf5-vol-cache/package.py
index 71fd528adb..62616e4de2 100644
--- a/var/spack/repos/builtin/packages/hdf5-vol-cache/package.py
+++ b/var/spack/repos/builtin/packages/hdf5-vol-cache/package.py
@@ -11,7 +11,7 @@ class Hdf5VolCache(CMakePackage):
     homepage = "https://vol-cache.readthedocs.io"
     git = "https://github.com/hpc-io/vol-cache.git"
 
-    maintainers = ["hyoklee", "lrknox"]
+    maintainers("hyoklee", "lrknox")
 
     version("default", branch="develop")
     version("v1.0", tag="v1.0")
diff --git a/var/spack/repos/builtin/packages/hdf5-vol-external-passthrough/package.py b/var/spack/repos/builtin/packages/hdf5-vol-external-passthrough/package.py
index 2732cda326..95e7cee577 100644
--- a/var/spack/repos/builtin/packages/hdf5-vol-external-passthrough/package.py
+++ b/var/spack/repos/builtin/packages/hdf5-vol-external-passthrough/package.py
@@ -12,7 +12,7 @@ class Hdf5VolExternalPassthrough(CMakePackage):
     homepage = "https://sdm.lbl.gov/"
     url = "https://github.com/hpc-io/vol-external-passthrough/archive/refs/tags/v1.0.tar.gz"
     git = "https://github.com/hpc-io/vol-external-passthrough.git"
-    maintainers = ["hyoklee"]
+    maintainers("hyoklee")
 
     version("develop", branch="develop")
     version("1.0", sha256="99a06d1c31451f8f0c8c10fec112410cda1f951f0eda1bd0ca999d6b35cf7740")
diff --git a/var/spack/repos/builtin/packages/hdf5-vol-log/package.py b/var/spack/repos/builtin/packages/hdf5-vol-log/package.py
index 5eac7e39a2..37cd6df9ab 100644
--- a/var/spack/repos/builtin/packages/hdf5-vol-log/package.py
+++ b/var/spack/repos/builtin/packages/hdf5-vol-log/package.py
@@ -13,7 +13,7 @@ class Hdf5VolLog(AutotoolsPackage):
     homepage = "https://github.com/DataLib-ECP/vol-log-based"
     url = "https://github.com/DataLib-ECP/vol-log-based"
     git = "https://github.com/DataLib-ECP/vol-log-based.git"
-    maintainers = ["hyoklee", "lrknox"]
+    maintainers("hyoklee", "lrknox")
 
     version("master-1.1", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/hdf5/package.py b/var/spack/repos/builtin/packages/hdf5/package.py
index 8caad95440..91dd15bfbb 100644
--- a/var/spack/repos/builtin/packages/hdf5/package.py
+++ b/var/spack/repos/builtin/packages/hdf5/package.py
@@ -23,14 +23,14 @@ class Hdf5(CMakePackage):
     list_url = "https://support.hdfgroup.org/ftp/HDF5/releases"
     list_depth = 3
     git = "https://github.com/HDFGroup/hdf5.git"
-    maintainers = [
+    maintainers(
         "lrknox",
         "brtnfld",
         "byrnHDF",
         "gheber",
         "hyoklee",
         "lkurz",
-    ]
+    )
 
     tags = ["e4s", "windows"]
     executables = ["^h5cc$", "^h5pcc$"]
diff --git a/var/spack/repos/builtin/packages/heasoft/package.py b/var/spack/repos/builtin/packages/heasoft/package.py
index 63b1b27de4..2e0d146ef5 100644
--- a/var/spack/repos/builtin/packages/heasoft/package.py
+++ b/var/spack/repos/builtin/packages/heasoft/package.py
@@ -24,7 +24,7 @@ class Heasoft(AutotoolsPackage):
     homepage = "https://heasarc.gsfc.nasa.gov/docs/software/lheasoft/"
     url = "https://heasarc.gsfc.nasa.gov/FTP/software/lheasoft/lheasoft6.29/heasoft-6.29src.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("6.30", sha256="7f828f6050809653319f94d715c1b6815fbc09adfdcb61f2f0f1d7a6af10684a")
     version("6.29", sha256="534fec04baa2586326fd7240805f2606620f3b7d7078a80fdd95c9c1177c9e68")
diff --git a/var/spack/repos/builtin/packages/heffte/package.py b/var/spack/repos/builtin/packages/heffte/package.py
index 9a9d5b114a..90739c30c7 100644
--- a/var/spack/repos/builtin/packages/heffte/package.py
+++ b/var/spack/repos/builtin/packages/heffte/package.py
@@ -17,7 +17,7 @@ class Heffte(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://bitbucket.org/icl/heffte/get/v1.0.tar.gz"
     git = "https://bitbucket.org/icl/heffte.git"
 
-    maintainers = ["mkstoyanov"]
+    maintainers("mkstoyanov")
     tags = ["e4s", "ecp"]
 
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/helib/package.py b/var/spack/repos/builtin/packages/helib/package.py
index 76ed60a781..a3e3c92433 100644
--- a/var/spack/repos/builtin/packages/helib/package.py
+++ b/var/spack/repos/builtin/packages/helib/package.py
@@ -21,7 +21,7 @@ class Helib(CMakePackage):
     homepage = "https://github.com/homenc/HElib"
     url = "https://github.com/homenc/HElib/archive/refs/tags/v2.2.1.tar.gz"
 
-    maintainers = ["wohlbier"]
+    maintainers("wohlbier")
 
     version("2.2.1", sha256="cbe030c752c915f1ece09681cadfbe4f140f6752414ab000b4cf076b6c3019e4")
     version("2.2.0", sha256="e5f82fb0520a76eafdf5044a1f17f512999479d899da8c34335da5e193699b94")
diff --git a/var/spack/repos/builtin/packages/helics/package.py b/var/spack/repos/builtin/packages/helics/package.py
index 8068ed2774..532f636fe9 100644
--- a/var/spack/repos/builtin/packages/helics/package.py
+++ b/var/spack/repos/builtin/packages/helics/package.py
@@ -16,7 +16,7 @@ class Helics(CMakePackage):
     url = "https://github.com/GMLC-TDC/HELICS/releases/download/v2.4.1/Helics-v2.4.1-source.tar.gz"
     git = "https://github.com/GMLC-TDC/HELICS.git"
 
-    maintainers = ["nightlark"]
+    maintainers("nightlark")
 
     version("develop", branch="develop", submodules=True)
     version("main", branch="main", submodules=True)
diff --git a/var/spack/repos/builtin/packages/hepmc3/package.py b/var/spack/repos/builtin/packages/hepmc3/package.py
index 5e2d2a7757..0d0b39733b 100644
--- a/var/spack/repos/builtin/packages/hepmc3/package.py
+++ b/var/spack/repos/builtin/packages/hepmc3/package.py
@@ -16,7 +16,7 @@ class Hepmc3(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("3.2.5", sha256="cd0f75c80f75549c59cc2a829ece7601c77de97cb2a5ab75790cac8e1d585032")
     version("3.2.4", sha256="e088fccfd1a6c2f8e1089f457101bee1e5c7a9777e9d51c6419c8a288a49e1bb")
diff --git a/var/spack/repos/builtin/packages/hermes/package.py b/var/spack/repos/builtin/packages/hermes/package.py
index 5b61713c97..18c00992f1 100644
--- a/var/spack/repos/builtin/packages/hermes/package.py
+++ b/var/spack/repos/builtin/packages/hermes/package.py
@@ -14,7 +14,7 @@ class Hermes(CMakePackage):
     homepage = "http://www.cs.iit.edu/~scs/assets/projects/Hermes/Hermes.html"
     git = "https://github.com/HDFGroup/hermes.git"
 
-    maintainers = ["hyoklee"]
+    maintainers("hyoklee")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/hevea/package.py b/var/spack/repos/builtin/packages/hevea/package.py
index b48ef23a54..3b9d76f881 100644
--- a/var/spack/repos/builtin/packages/hevea/package.py
+++ b/var/spack/repos/builtin/packages/hevea/package.py
@@ -13,7 +13,7 @@ class Hevea(MakefilePackage):
     url = "https://github.com/maranget/hevea/archive/v2.35.tar.gz"
     git = "https://github.com/maranget/hevea.git"
 
-    maintainers = ["scemama", "cessenat"]
+    maintainers("scemama", "cessenat")
 
     version("develop", branch="master")
     version("2.35", sha256="78f834cc7a8112ec59d0b8acdfbed0c8ac7dbb85f964d0be1f4eed04f25cdf54")
diff --git a/var/spack/repos/builtin/packages/hicops/package.py b/var/spack/repos/builtin/packages/hicops/package.py
index b47a971fea..fc61377e8c 100644
--- a/var/spack/repos/builtin/packages/hicops/package.py
+++ b/var/spack/repos/builtin/packages/hicops/package.py
@@ -15,7 +15,7 @@ class Hicops(CMakePackage):
 
     homepage = "https://hicops.github.io/index"
     git = "https://github.com/hicops/hicops.git"
-    maintainers = ["pcdslab", "mhaseeb123", "nessiecancode"]
+    maintainers("pcdslab", "mhaseeb123", "nessiecancode")
 
     version("release", branch="release")
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/highfive/package.py b/var/spack/repos/builtin/packages/highfive/package.py
index e42bd25052..90631559f0 100644
--- a/var/spack/repos/builtin/packages/highfive/package.py
+++ b/var/spack/repos/builtin/packages/highfive/package.py
@@ -13,7 +13,7 @@ class Highfive(CMakePackage):
 
     homepage = "https://github.com/BlueBrain/HighFive"
     url = "https://github.com/BlueBrain/HighFive/archive/v1.2.tar.gz"
-    maintainers = ["alkino"]
+    maintainers("alkino")
 
     version("2.6.2", sha256="ab51b9fbb49e877dd1aa7b53b4b26875f41e4e0b8ee0fc2f1d735e0d1e43d708")
     version("2.6.1", sha256="b5002c1221cf1821e02fb2ab891b0160bac88b43f56655bd844a472106ca3397")
diff --git a/var/spack/repos/builtin/packages/hiop/package.py b/var/spack/repos/builtin/packages/hiop/package.py
index 2dc492c399..4a5632e1f1 100644
--- a/var/spack/repos/builtin/packages/hiop/package.py
+++ b/var/spack/repos/builtin/packages/hiop/package.py
@@ -19,7 +19,7 @@ class Hiop(CMakePackage, CudaPackage, ROCmPackage):
 
     homepage = "https://github.com/LLNL/hiop"
     git = "https://github.com/LLNL/hiop.git"
-    maintainers = ["ryandanehy", "CameronRutherford", "pelesh"]
+    maintainers("ryandanehy", "CameronRutherford", "pelesh")
 
     # Most recent tagged snapshot is the preferred version when profiling.
     version("0.7.1", commit="8064ef6b2249ad2feca92a9d1e90060bad3eebc7", submodules=True)
diff --git a/var/spack/repos/builtin/packages/hip-rocclr/package.py b/var/spack/repos/builtin/packages/hip-rocclr/package.py
index 8f51615e70..bf4972e4f1 100644
--- a/var/spack/repos/builtin/packages/hip-rocclr/package.py
+++ b/var/spack/repos/builtin/packages/hip-rocclr/package.py
@@ -16,7 +16,7 @@ class HipRocclr(CMakePackage):
     git = "https://github.com/ROCm-Developer-Tools/ROCclr.git"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     def url_for_version(self, version):
         # Fix up a typo in the 3.5.0 release.
diff --git a/var/spack/repos/builtin/packages/hip/package.py b/var/spack/repos/builtin/packages/hip/package.py
index 5587248700..4913d37a26 100644
--- a/var/spack/repos/builtin/packages/hip/package.py
+++ b/var/spack/repos/builtin/packages/hip/package.py
@@ -21,7 +21,7 @@ class Hip(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/HIP/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
     libraries = ["libamdhip64"]
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/hipace/package.py b/var/spack/repos/builtin/packages/hipace/package.py
index 933433d77f..fad5e37262 100644
--- a/var/spack/repos/builtin/packages/hipace/package.py
+++ b/var/spack/repos/builtin/packages/hipace/package.py
@@ -15,7 +15,7 @@ class Hipace(CMakePackage):
     url = "https://github.com/Hi-PACE/hipace/archive/refs/tags/v21.09.tar.gz"
     git = "https://github.com/Hi-PACE/hipace.git"
 
-    maintainers = ["ax3l", "MaxThevenet", "SeverinDiederichs"]
+    maintainers("ax3l", "MaxThevenet", "SeverinDiederichs")
 
     version("develop", branch="development")
     version("21.09", sha256="5d27824fe6aac47ce26ca69759140ab4d7844f9042e436c343c03ea4852825f1")
diff --git a/var/spack/repos/builtin/packages/hipblas/package.py b/var/spack/repos/builtin/packages/hipblas/package.py
index 3095e4f2e0..5aca4c7ddc 100644
--- a/var/spack/repos/builtin/packages/hipblas/package.py
+++ b/var/spack/repos/builtin/packages/hipblas/package.py
@@ -17,7 +17,7 @@ class Hipblas(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipBLAS/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath", "haampie")
     libraries = ["libhipblas"]
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/hipcub/package.py b/var/spack/repos/builtin/packages/hipcub/package.py
index c8454f2b92..22514caf1a 100644
--- a/var/spack/repos/builtin/packages/hipcub/package.py
+++ b/var/spack/repos/builtin/packages/hipcub/package.py
@@ -14,7 +14,7 @@ class Hipcub(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipCUB/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="b4fc3c05892729873dc098f111c31f83af7d33da572bdb7d87de100d4c238e6d")
     version("5.3.0", sha256="4016cfc240b3cc1a97b549ecc4a5b76369610d46247661834630846391e5fad2")
diff --git a/var/spack/repos/builtin/packages/hipfft/package.py b/var/spack/repos/builtin/packages/hipfft/package.py
index f46b6cbb44..45236d6d20 100644
--- a/var/spack/repos/builtin/packages/hipfft/package.py
+++ b/var/spack/repos/builtin/packages/hipfft/package.py
@@ -19,7 +19,7 @@ class Hipfft(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipfft/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["renjithravindrankannath", "srekolam"]
+    maintainers("renjithravindrankannath", "srekolam")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/hipfort/package.py b/var/spack/repos/builtin/packages/hipfort/package.py
index f1f53378d1..80539c4639 100644
--- a/var/spack/repos/builtin/packages/hipfort/package.py
+++ b/var/spack/repos/builtin/packages/hipfort/package.py
@@ -14,7 +14,7 @@ class Hipfort(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipfort/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="593be86502578b68215ffe767c26849fd27d4dbd92c8e76762275805f99e64f5")
     version("5.3.0", sha256="9e2aa142de45b2d2c29449d6f82293fb62844d511fbf51fa597845ba05c700fa")
diff --git a/var/spack/repos/builtin/packages/hipify-clang/package.py b/var/spack/repos/builtin/packages/hipify-clang/package.py
index 5cb5e5a472..16fa04612c 100644
--- a/var/spack/repos/builtin/packages/hipify-clang/package.py
+++ b/var/spack/repos/builtin/packages/hipify-clang/package.py
@@ -15,7 +15,7 @@ class HipifyClang(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/HIPIFY/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/hipsolver/package.py b/var/spack/repos/builtin/packages/hipsolver/package.py
index d8a3fc7c67..a1c63e254d 100644
--- a/var/spack/repos/builtin/packages/hipsolver/package.py
+++ b/var/spack/repos/builtin/packages/hipsolver/package.py
@@ -21,7 +21,7 @@ class Hipsolver(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipSOLVER/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
     libraries = ["libhipsolver"]
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/hipsparse/package.py b/var/spack/repos/builtin/packages/hipsparse/package.py
index c6cad00a27..97027f7d3f 100644
--- a/var/spack/repos/builtin/packages/hipsparse/package.py
+++ b/var/spack/repos/builtin/packages/hipsparse/package.py
@@ -17,7 +17,7 @@ class Hipsparse(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/hipSPARSE/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath", "haampie")
     libraries = ["libhipsparse"]
 
     version("5.3.3", sha256="d96d0e47594ab12e8c380da2300704c105736a0771940d7d2fae666f2869e457")
diff --git a/var/spack/repos/builtin/packages/hipsycl/package.py b/var/spack/repos/builtin/packages/hipsycl/package.py
index e0cf78b48c..bff4ead8b4 100644
--- a/var/spack/repos/builtin/packages/hipsycl/package.py
+++ b/var/spack/repos/builtin/packages/hipsycl/package.py
@@ -19,7 +19,7 @@ class Hipsycl(CMakePackage):
     url = "https://github.com/illuhad/hipSYCL/archive/v0.8.0.tar.gz"
     git = "https://github.com/illuhad/hipSYCL.git"
 
-    maintainers = ["nazavode"]
+    maintainers("nazavode")
 
     provides("sycl")
 
diff --git a/var/spack/repos/builtin/packages/hiredis/package.py b/var/spack/repos/builtin/packages/hiredis/package.py
index 7e2108d7e6..ce7c203301 100644
--- a/var/spack/repos/builtin/packages/hiredis/package.py
+++ b/var/spack/repos/builtin/packages/hiredis/package.py
@@ -13,7 +13,7 @@ class Hiredis(MakefilePackage, CMakePackage):
     url = "https://github.com/redis/hiredis/archive/refs/tags/v1.1.0.tar.gz"
     git = "https://github.com/redis/hiredis.git"
 
-    maintainers = ["lpottier", "rblake-llnl"]
+    maintainers("lpottier", "rblake-llnl")
 
     version("1.1.0", sha256="fe6d21741ec7f3fc9df409d921f47dfc73a4d8ff64f4ac6f1d95f951bf7f53d6")
     version("1.0.2", sha256="e0ab696e2f07deb4252dda45b703d09854e53b9703c7d52182ce5a22616c3819")
diff --git a/var/spack/repos/builtin/packages/hohqmesh/package.py b/var/spack/repos/builtin/packages/hohqmesh/package.py
index 9a4aa8e033..35a827592b 100644
--- a/var/spack/repos/builtin/packages/hohqmesh/package.py
+++ b/var/spack/repos/builtin/packages/hohqmesh/package.py
@@ -13,7 +13,7 @@ class Hohqmesh(CMakePackage):
     git = "https://github.com/trixi-framework/HOHQMesh.git"
     url = "https://github.com/trixi-framework/HOHQMesh/archive/v1.0.0.tar.gz"
 
-    maintainers = ["fluidnumerics-joe"]
+    maintainers("fluidnumerics-joe")
 
     version("1.2.1", sha256="b1b13a680c3ef6b8d6a8d05406f68c1ff641c26f69c468ccf2d7bed8d556dd7e")
     version("1.1.0", sha256="5fdb75157d9dc29bba55e6ae9dc2be71294754204f4f0912795532ae66aada10")
diff --git a/var/spack/repos/builtin/packages/hoppet/package.py b/var/spack/repos/builtin/packages/hoppet/package.py
index 65c8372e86..80aa3ff244 100644
--- a/var/spack/repos/builtin/packages/hoppet/package.py
+++ b/var/spack/repos/builtin/packages/hoppet/package.py
@@ -14,6 +14,6 @@ class Hoppet(AutotoolsPackage):
     url = "https://github.com/gavinsalam/hoppet/archive/refs/tags/hoppet-1.2.0.tar.gz"
 
     tags = ["hep"]
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("1.2.0", sha256="6e00eb56a4f922d03dfceba7b389a3aaf51f277afa46d7b634d661e0797e8898")
diff --git a/var/spack/repos/builtin/packages/hpctoolkit/package.py b/var/spack/repos/builtin/packages/hpctoolkit/package.py
index ea8c77d364..1a193d6ccc 100644
--- a/var/spack/repos/builtin/packages/hpctoolkit/package.py
+++ b/var/spack/repos/builtin/packages/hpctoolkit/package.py
@@ -20,7 +20,7 @@ class Hpctoolkit(AutotoolsPackage):
 
     homepage = "http://hpctoolkit.org"
     git = "https://gitlab.com/hpctoolkit/hpctoolkit.git"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/hpcviewer/package.py b/var/spack/repos/builtin/packages/hpcviewer/package.py
index a199a91111..55968602ba 100644
--- a/var/spack/repos/builtin/packages/hpcviewer/package.py
+++ b/var/spack/repos/builtin/packages/hpcviewer/package.py
@@ -44,7 +44,7 @@ class Hpcviewer(Package):
     """
 
     homepage = "http://hpctoolkit.org"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     darwin_sha = {
         ("2023.01", "aarch64"): "97af564945799652cf3efc46146297ebc0f7ebe44258876a6995cbdb5b469990",
diff --git a/var/spack/repos/builtin/packages/hpcx-mpi/package.py b/var/spack/repos/builtin/packages/hpcx-mpi/package.py
index 9dd26d0fc8..41124d6082 100644
--- a/var/spack/repos/builtin/packages/hpcx-mpi/package.py
+++ b/var/spack/repos/builtin/packages/hpcx-mpi/package.py
@@ -13,7 +13,7 @@ class HpcxMpi(Package):
     This package is for external specs only."""
 
     homepage = "https://developer.nvidia.com/networking/hpc-x"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     has_code = False
 
diff --git a/var/spack/repos/builtin/packages/hpddm/package.py b/var/spack/repos/builtin/packages/hpddm/package.py
index 83390f98b4..12a7ba2a70 100644
--- a/var/spack/repos/builtin/packages/hpddm/package.py
+++ b/var/spack/repos/builtin/packages/hpddm/package.py
@@ -13,7 +13,7 @@ class Hpddm(Package):
     url = "https://github.com/hpddm/hpddm"
     git = "https://github.com/hpddm/hpddm.git"
 
-    maintainers = ["corentin-dev"]
+    maintainers("corentin-dev")
 
     version("main", branch="main")
     version("2.1.2", commit="e58205623814f59bf2aec2e2bab8eafcfbd22466")
diff --git a/var/spack/repos/builtin/packages/hpx-kokkos/package.py b/var/spack/repos/builtin/packages/hpx-kokkos/package.py
index b96182df5c..24b01f9da8 100644
--- a/var/spack/repos/builtin/packages/hpx-kokkos/package.py
+++ b/var/spack/repos/builtin/packages/hpx-kokkos/package.py
@@ -11,7 +11,7 @@ class HpxKokkos(CMakePackage, CudaPackage, ROCmPackage):
 
     homepage = "https://github.com/STEllAR-GROUP/hpx-kokkos"
     url = "https://github.com/STEllAR-GROUP/hpx-kokkos/archive/0.0.0.tar.gz"
-    maintainers = ["G-071", "msimberg"]
+    maintainers("G-071", "msimberg")
 
     version("master", git="https://github.com/STEllAR-GROUP/hpx-kokkos.git", branch="master")
     version("0.3.0", sha256="83c1d11dab95552ad0abdae767c71f757811d7b51d82bd231653dc942e89a45d")
diff --git a/var/spack/repos/builtin/packages/hpx/package.py b/var/spack/repos/builtin/packages/hpx/package.py
index ac0bfd96a8..4d2e97e6fd 100644
--- a/var/spack/repos/builtin/packages/hpx/package.py
+++ b/var/spack/repos/builtin/packages/hpx/package.py
@@ -16,7 +16,7 @@ class Hpx(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://hpx.stellar-group.org/"
     url = "https://github.com/STEllAR-GROUP/hpx/archive/1.2.1.tar.gz"
     git = "https://github.com/STEllAR-GROUP/hpx.git"
-    maintainers = ["msimberg", "albestro", "teonnik", "hkaiser"]
+    maintainers("msimberg", "albestro", "teonnik", "hkaiser")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/hsa-rocr-dev/package.py b/var/spack/repos/builtin/packages/hsa-rocr-dev/package.py
index 88e3ece870..ba8d1aa834 100644
--- a/var/spack/repos/builtin/packages/hsa-rocr-dev/package.py
+++ b/var/spack/repos/builtin/packages/hsa-rocr-dev/package.py
@@ -20,7 +20,7 @@ class HsaRocrDev(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/ROCR-Runtime/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
     libraries = ["libhsa-runtime64"]
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/hsakmt-roct/package.py b/var/spack/repos/builtin/packages/hsakmt-roct/package.py
index 5a265108f8..b33da741e0 100644
--- a/var/spack/repos/builtin/packages/hsakmt-roct/package.py
+++ b/var/spack/repos/builtin/packages/hsakmt-roct/package.py
@@ -17,7 +17,7 @@ class HsakmtRoct(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "arjun-raj-kuppala", "renjithravindrankannath"]
+    maintainers("srekolam", "arjun-raj-kuppala", "renjithravindrankannath")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/hsf-cmaketools/package.py b/var/spack/repos/builtin/packages/hsf-cmaketools/package.py
index 93696771ed..0000e006bd 100644
--- a/var/spack/repos/builtin/packages/hsf-cmaketools/package.py
+++ b/var/spack/repos/builtin/packages/hsf-cmaketools/package.py
@@ -13,7 +13,7 @@ class HsfCmaketools(Package):
     url = "https://github.com/HSF/cmaketools/archive/1.8.tar.gz"
     git = "https://github.com/HSF/cmaketools.git"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("master", branch="master")
     version("1.8", sha256="91af30f5701dadf80a5d7e0d808c224c934f0784a3aff2d3b69aff24f7e1db41")
diff --git a/var/spack/repos/builtin/packages/hto4l/package.py b/var/spack/repos/builtin/packages/hto4l/package.py
index 306c9c6d1b..3086cb5ef5 100644
--- a/var/spack/repos/builtin/packages/hto4l/package.py
+++ b/var/spack/repos/builtin/packages/hto4l/package.py
@@ -13,7 +13,7 @@ class Hto4l(MakefilePackage):
     homepage = "https://www2.pv.infn.it/~hepcomplex/hto4l.html"
     url = "http://www2.pv.infn.it/~hepcomplex/releases/hto4l/Hto4l-v2.02.tar.bz2"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("2.02", sha256="1a7061689ddaf6bde1f12032479c529a9787d7b038ed55a0325398bd531aadf6")
 
diff --git a/var/spack/repos/builtin/packages/htop/package.py b/var/spack/repos/builtin/packages/htop/package.py
index ad6eb3830b..38536b0e1f 100644
--- a/var/spack/repos/builtin/packages/htop/package.py
+++ b/var/spack/repos/builtin/packages/htop/package.py
@@ -11,7 +11,7 @@ class Htop(AutotoolsPackage):
 
     homepage = "https://github.com/htop-dev/htop/"
     url = "https://github.com/htop-dev/htop/archive/refs/tags/3.2.1.tar.gz"
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("3.2.1", sha256="b5ffac1949a8daaabcffa659c0964360b5008782aae4dfa7702d2323cfb4f438")
     version("3.2.0", sha256="1a1dd174cc828521fe5fd0e052cff8c30aa50809cf80d3ce3a481c37d476ac54")
diff --git a/var/spack/repos/builtin/packages/httpie/package.py b/var/spack/repos/builtin/packages/httpie/package.py
index ae76d3fc2c..d5b869cbd2 100644
--- a/var/spack/repos/builtin/packages/httpie/package.py
+++ b/var/spack/repos/builtin/packages/httpie/package.py
@@ -11,7 +11,7 @@ class Httpie(PythonPackage):
 
     homepage = "https://httpie.io/"
     pypi = "httpie/httpie-2.6.0.tar.gz"
-    maintainers = ["BoboTiG"]
+    maintainers("BoboTiG")
 
     version("2.6.0", sha256="ef929317b239bbf0a5bb7159b4c5d2edbfc55f8a0bcf9cd24ce597daec2afca5")
     version("2.5.0", sha256="fe6a8bc50fb0635a84ebe1296a732e39357c3e1354541bf51a7057b4877e47f9")
diff --git a/var/spack/repos/builtin/packages/hugo/package.py b/var/spack/repos/builtin/packages/hugo/package.py
index 9bfec5c143..a3939f7bff 100644
--- a/var/spack/repos/builtin/packages/hugo/package.py
+++ b/var/spack/repos/builtin/packages/hugo/package.py
@@ -16,7 +16,7 @@ class Hugo(Package):
 
     executables = ["^hugo$"]
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("0.109.0", sha256="35a5ba92057fe2c20b2218c374e762887021e978511d19bbe81ce4d9c21f0c78")
     version("0.106.0", sha256="9219434beb51466487b9f8518edcbc671027c1998e5a5820d76d517e1dfbd96a")
diff --git a/var/spack/repos/builtin/packages/hwloc/package.py b/var/spack/repos/builtin/packages/hwloc/package.py
index e6ea98904a..9971436312 100644
--- a/var/spack/repos/builtin/packages/hwloc/package.py
+++ b/var/spack/repos/builtin/packages/hwloc/package.py
@@ -28,7 +28,7 @@ class Hwloc(AutotoolsPackage, CudaPackage, ROCmPackage):
     url = "https://download.open-mpi.org/release/hwloc/v2.0/hwloc-2.0.2.tar.gz"
     git = "https://github.com/open-mpi/hwloc.git"
 
-    maintainers = ["bgoglin"]
+    maintainers("bgoglin")
     executables = ["^hwloc-bind$"]
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/hybridsim/package.py b/var/spack/repos/builtin/packages/hybridsim/package.py
index 5d831e904b..793c0d1634 100644
--- a/var/spack/repos/builtin/packages/hybridsim/package.py
+++ b/var/spack/repos/builtin/packages/hybridsim/package.py
@@ -17,7 +17,7 @@ class Hybridsim(MakefilePackage):
     git = "https://github.com/jimstevens2001/HybridSim"
     url = "https://github.com/jimstevens2001/HybridSim/archive/v2.0.1.tar.gz"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("2.0.1", sha256="57b82ac929acd36de84525e4d61358f1ab6532f5b635ca3f560e563479921937")
 
diff --git a/var/spack/repos/builtin/packages/hydrogen/package.py b/var/spack/repos/builtin/packages/hydrogen/package.py
index f677619926..17aac5dd8f 100644
--- a/var/spack/repos/builtin/packages/hydrogen/package.py
+++ b/var/spack/repos/builtin/packages/hydrogen/package.py
@@ -17,7 +17,7 @@ class Hydrogen(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/Elemental.git"
     tags = ["ecp", "radiuss"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("develop", branch="hydrogen")
     version("1.5.1", sha256="447da564278f98366906d561d9c8bc4d31678c56d761679c2ff3e59ee7a2895c")
diff --git a/var/spack/repos/builtin/packages/hypar/package.py b/var/spack/repos/builtin/packages/hypar/package.py
index ceaa304a65..a6bc966063 100644
--- a/var/spack/repos/builtin/packages/hypar/package.py
+++ b/var/spack/repos/builtin/packages/hypar/package.py
@@ -21,7 +21,7 @@ class Hypar(AutotoolsPackage):
     url = "https://bitbucket.org/deboghosh/hypar/get/v4.1.tar.gz"
     git = "https://bitbucket.org/deboghosh/hypar.git"
 
-    maintainers = ["debog"]
+    maintainers("debog")
 
     tags = ["proxy-app", "ecp-proxy-app"]
 
diff --git a/var/spack/repos/builtin/packages/hyperfine/package.py b/var/spack/repos/builtin/packages/hyperfine/package.py
index 969f76f74d..6efe97518f 100644
--- a/var/spack/repos/builtin/packages/hyperfine/package.py
+++ b/var/spack/repos/builtin/packages/hyperfine/package.py
@@ -12,7 +12,7 @@ class Hyperfine(Package):
     homepage = "https://github.com/sharkdp/hyperfine"
     url = "https://github.com/sharkdp/hyperfine/archive/refs/tags/v1.12.0.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("1.14.0", sha256="59018c22242dd2ad2bd5fb4a34c0524948b7921d02aa79419ccec4c1ffd3da14")
     version("1.13.0", sha256="6e57c8e51962dd24a283ab46dde6fe306da772f4ef9bad86f8c89ac3a499c87e")
diff --git a/var/spack/repos/builtin/packages/hyperqueue/package.py b/var/spack/repos/builtin/packages/hyperqueue/package.py
index 4acb36d84c..d3eeae49ab 100644
--- a/var/spack/repos/builtin/packages/hyperqueue/package.py
+++ b/var/spack/repos/builtin/packages/hyperqueue/package.py
@@ -14,7 +14,7 @@ class Hyperqueue(Package):
     url = "https://github.com/It4innovations/hyperqueue/archive/refs/tags/v0.11.0.tar.gz"
     git = "https://github.com/It4innovations/hyperqueue"
 
-    maintainers = ["Nortamo", "Kobzol"]
+    maintainers("Nortamo", "Kobzol")
 
     version("main", branch="main")
     version(
diff --git a/var/spack/repos/builtin/packages/hypre-cmake/package.py b/var/spack/repos/builtin/packages/hypre-cmake/package.py
index e570bf34f8..b3976f16ca 100644
--- a/var/spack/repos/builtin/packages/hypre-cmake/package.py
+++ b/var/spack/repos/builtin/packages/hypre-cmake/package.py
@@ -17,7 +17,7 @@ class HypreCmake(CMakePackage, CudaPackage):
     url = "https://github.com/hypre-space/hypre/archive/v2.14.0.tar.gz"
     git = "https://github.com/hypre-space/hypre.git"
 
-    maintainers = ["ulrikeyang", "osborn9", "balay"]
+    maintainers("ulrikeyang", "osborn9", "balay")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/hypre/package.py b/var/spack/repos/builtin/packages/hypre/package.py
index 2478d618bd..151c859e53 100644
--- a/var/spack/repos/builtin/packages/hypre/package.py
+++ b/var/spack/repos/builtin/packages/hypre/package.py
@@ -19,7 +19,7 @@ class Hypre(AutotoolsPackage, CudaPackage, ROCmPackage):
     git = "https://github.com/hypre-space/hypre.git"
     tags = ["e4s", "radiuss"]
 
-    maintainers = ["ulrikeyang", "osborn9", "balay"]
+    maintainers("ulrikeyang", "osborn9", "balay")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/hztool/package.py b/var/spack/repos/builtin/packages/hztool/package.py
index db89fe4a44..4cd44d04d5 100644
--- a/var/spack/repos/builtin/packages/hztool/package.py
+++ b/var/spack/repos/builtin/packages/hztool/package.py
@@ -15,7 +15,7 @@ class Hztool(AutotoolsPackage):
     url = "https://hztool.hepforge.org/downloads/?f=hztool-4.3.2.tar.gz"
     list_url = "https://hztool.hepforge.org/downloads/"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/ibm-databroker/package.py b/var/spack/repos/builtin/packages/ibm-databroker/package.py
index 9cb042c4f0..fd49289e70 100644
--- a/var/spack/repos/builtin/packages/ibm-databroker/package.py
+++ b/var/spack/repos/builtin/packages/ibm-databroker/package.py
@@ -19,7 +19,7 @@ class IbmDatabroker(CMakePackage, PythonExtension):
     url = "https://github.com/IBM/data-broker/archive/0.6.1.tar.gz"
 
     # IBM dev team should take over
-    maintainers = ["bhatiaharsh"]
+    maintainers("bhatiaharsh")
 
     version("master", branch="master")
     version("0.7.0", sha256="5460fa1c5c05ad25c759b2ee4cecee92980d4dde5bc7c5f6da9242806cf22bb8")
diff --git a/var/spack/repos/builtin/packages/ibm-java/package.py b/var/spack/repos/builtin/packages/ibm-java/package.py
index e927e8b63b..6ac099892d 100644
--- a/var/spack/repos/builtin/packages/ibm-java/package.py
+++ b/var/spack/repos/builtin/packages/ibm-java/package.py
@@ -16,7 +16,7 @@ class IbmJava(Package):
     (and even current) versions may not be available."""
 
     homepage = "https://developer.ibm.com/javasdk/"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     # Note: IBM is fairly aggressive about taking down old versions,
     # so we may need to update this frequently.  Also, old revs may
diff --git a/var/spack/repos/builtin/packages/ibmisc/package.py b/var/spack/repos/builtin/packages/ibmisc/package.py
index 3991d966f0..3fc1c702f9 100644
--- a/var/spack/repos/builtin/packages/ibmisc/package.py
+++ b/var/spack/repos/builtin/packages/ibmisc/package.py
@@ -13,7 +13,7 @@ class Ibmisc(CMakePackage):
     homepage = "https://github.com/citibeth/ibmisc"
     url = "https://github.com/citibeth/ibmisc/archive/v0.1.0.tar.gz"
 
-    maintainers = ["citibeth"]
+    maintainers("citibeth")
 
     version("0.1.0", sha256="38481a8680aad4b40eca6723b2898b344cf0ef891ebc3581f5e99fbe420fa0d8")
 
diff --git a/var/spack/repos/builtin/packages/idl/package.py b/var/spack/repos/builtin/packages/idl/package.py
index cd0ac5bd32..1954029c45 100644
--- a/var/spack/repos/builtin/packages/idl/package.py
+++ b/var/spack/repos/builtin/packages/idl/package.py
@@ -19,7 +19,7 @@ class Idl(Package):
     manual_download = True
     url = "file://{0}/idl8.7-linux.tar.gz".format(os.getcwd())
 
-    maintainers = ["francinelapid"]
+    maintainers("francinelapid")
 
     license_required = True
 
diff --git a/var/spack/repos/builtin/packages/iegenlib/package.py b/var/spack/repos/builtin/packages/iegenlib/package.py
index 26df86009c..882bbcdd0c 100644
--- a/var/spack/repos/builtin/packages/iegenlib/package.py
+++ b/var/spack/repos/builtin/packages/iegenlib/package.py
@@ -14,7 +14,7 @@ class Iegenlib(CMakePackage):
     git = "https://github.com/CompOpt4Apps/IEGenLib.git"
     url = "https://github.com/CompOpt4Apps/IEGenLib/archive/fc479ee6ff01dba26beffc1dc6bacdba03262138.zip"
 
-    maintainers = ["dhuth"]
+    maintainers("dhuth")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/igv/package.py b/var/spack/repos/builtin/packages/igv/package.py
index e01514bd21..5f630cee35 100644
--- a/var/spack/repos/builtin/packages/igv/package.py
+++ b/var/spack/repos/builtin/packages/igv/package.py
@@ -15,7 +15,7 @@ class Igv(Package):
     homepage = "https://software.broadinstitute.org/software/igv/home"
     url = "https://data.broadinstitute.org/igv/projects/downloads/2.8/IGV_2.8.0.zip"
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.12.3", sha256="c87a109deb35994e1b28dee80b5acfd623ec3257f031fcd9cfce008cd32a4cf2")
     version("2.8.0", sha256="33f3ac57017907b931f90c35b63b2de2e4f8d2452f0fbb5be39d30288fc9b2c6")
diff --git a/var/spack/repos/builtin/packages/imlib2/package.py b/var/spack/repos/builtin/packages/imlib2/package.py
index 3915e892f3..13965ae3b5 100644
--- a/var/spack/repos/builtin/packages/imlib2/package.py
+++ b/var/spack/repos/builtin/packages/imlib2/package.py
@@ -14,7 +14,7 @@ class Imlib2(AutotoolsPackage, SourceforgePackage):
     homepage = "https://sourceforge.net/projects/enlightenment/"
     sourceforge_mirror_path = "enlightenment/imlib2-1.5.1.tar.bz2"
 
-    maintainers = ["TheQueasle"]
+    maintainers("TheQueasle")
 
     version("1.7.1", sha256="033a6a639dcbc8e03f65ff05e57068e7346d50ee2f2fff304bb9095a1b2bc407")
     version("1.7.0", sha256="1976ca3db48cbae79cd0fc737dabe39cc81494fc2560e1d22821e7dc9c22b37d")
diff --git a/var/spack/repos/builtin/packages/impalajit/package.py b/var/spack/repos/builtin/packages/impalajit/package.py
index 875e354919..1060fd3cf7 100644
--- a/var/spack/repos/builtin/packages/impalajit/package.py
+++ b/var/spack/repos/builtin/packages/impalajit/package.py
@@ -25,7 +25,7 @@ class Impalajit(CMakePackage):
     version("llvm", git="https://github.com/ravil-mobile/ImpalaJIT.git", branch="dev")
     version("llvm-1.0.0", git="https://github.com/ravil-mobile/ImpalaJIT.git", tag="v1.0.0")
 
-    maintainers = ["ravil-mobile", "Thomas-Ulrich"]
+    maintainers("ravil-mobile", "Thomas-Ulrich")
 
     variant("shared", default=True, description="build as a shared library")
     depends_on("cmake", type="build")
diff --git a/var/spack/repos/builtin/packages/intel-daal/package.py b/var/spack/repos/builtin/packages/intel-daal/package.py
index 7575183df7..64ad89cd5c 100644
--- a/var/spack/repos/builtin/packages/intel-daal/package.py
+++ b/var/spack/repos/builtin/packages/intel-daal/package.py
@@ -13,7 +13,7 @@ class IntelDaal(IntelPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/en-us/daal"
 
diff --git a/var/spack/repos/builtin/packages/intel-gtpin/package.py b/var/spack/repos/builtin/packages/intel-gtpin/package.py
index 784a148a0e..f5abbde850 100644
--- a/var/spack/repos/builtin/packages/intel-gtpin/package.py
+++ b/var/spack/repos/builtin/packages/intel-gtpin/package.py
@@ -34,7 +34,7 @@ class IntelGtpin(Package):
     homepage = "https://www.intel.com/content/www/us/en/developer/articles/tool/gtpin.html"
     url = "https://downloadmirror.intel.com/730598/external-release-gtpin-3.0-linux.tar.xz"
 
-    maintainers = ["rashawnlk"]
+    maintainers("rashawnlk")
 
     version(
         "3.0",
diff --git a/var/spack/repos/builtin/packages/intel-ipp/package.py b/var/spack/repos/builtin/packages/intel-ipp/package.py
index 13a9bdcc2c..9ee7ea4600 100644
--- a/var/spack/repos/builtin/packages/intel-ipp/package.py
+++ b/var/spack/repos/builtin/packages/intel-ipp/package.py
@@ -13,7 +13,7 @@ class IntelIpp(IntelPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/en-us/intel-ipp"
 
diff --git a/var/spack/repos/builtin/packages/intel-llvm/package.py b/var/spack/repos/builtin/packages/intel-llvm/package.py
index 897eb4899f..21529eaae6 100644
--- a/var/spack/repos/builtin/packages/intel-llvm/package.py
+++ b/var/spack/repos/builtin/packages/intel-llvm/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class IntelLlvm(CMakePackage):
     """Intel's version of the LLVM compiler."""
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://github.com/intel/llvm"
     git = "https://github.com/intel/llvm.git"
diff --git a/var/spack/repos/builtin/packages/intel-mkl/package.py b/var/spack/repos/builtin/packages/intel-mkl/package.py
index d4b228de2f..7dd8ab4122 100644
--- a/var/spack/repos/builtin/packages/intel-mkl/package.py
+++ b/var/spack/repos/builtin/packages/intel-mkl/package.py
@@ -15,7 +15,7 @@ class IntelMkl(IntelPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/en-us/intel-mkl"
 
diff --git a/var/spack/repos/builtin/packages/intel-mpi-benchmarks/package.py b/var/spack/repos/builtin/packages/intel-mpi-benchmarks/package.py
index ee8a469426..926bd85984 100644
--- a/var/spack/repos/builtin/packages/intel-mpi-benchmarks/package.py
+++ b/var/spack/repos/builtin/packages/intel-mpi-benchmarks/package.py
@@ -19,7 +19,7 @@ class IntelMpiBenchmarks(MakefilePackage):
 
     homepage = "https://software.intel.com/en-us/articles/intel-mpi-benchmarks"
     url = "https://github.com/intel/mpi-benchmarks/archive/IMB-v2021.3.tar.gz"
-    maintainers = ["carsonwoods"]
+    maintainers("carsonwoods")
 
     version("2021.3", sha256="9b58a4a7eef7c0c877513152340948402fd87cb06270d2d81308dc2ef740f4c7")
     version("2021.2", sha256="ade3bfe18b4313a31fc09f0bf038e0a6c169c4145089bfc6f1f827687b81be6a")
diff --git a/var/spack/repos/builtin/packages/intel-mpi/package.py b/var/spack/repos/builtin/packages/intel-mpi/package.py
index a1af132a96..9011e57494 100644
--- a/var/spack/repos/builtin/packages/intel-mpi/package.py
+++ b/var/spack/repos/builtin/packages/intel-mpi/package.py
@@ -10,7 +10,7 @@ from spack.package import *
 class IntelMpi(IntelPackage):
     """Intel MPI. This package has been replaced by intel-oneapi-mpi."""
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/en-us/intel-mpi-library"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-advisor/package.py b/var/spack/repos/builtin/packages/intel-oneapi-advisor/package.py
index 61e7547bb3..b3a8110dc0 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-advisor/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-advisor/package.py
@@ -18,7 +18,7 @@ class IntelOneapiAdvisor(IntelOneApiPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/advisor.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-ccl/package.py b/var/spack/repos/builtin/packages/intel-oneapi-ccl/package.py
index e0e1c431df..9f0d5f111c 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-ccl/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-ccl/package.py
@@ -18,7 +18,7 @@ class IntelOneapiCcl(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     # oneAPI Collective Communications Library
     homepage = (
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-compilers-classic/package.py b/var/spack/repos/builtin/packages/intel-oneapi-compilers-classic/package.py
index 570f40fa06..a94e3e39f7 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-compilers-classic/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-compilers-classic/package.py
@@ -16,7 +16,7 @@ class IntelOneapiCompilersClassic(Package):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi.html"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-compilers/package.py b/var/spack/repos/builtin/packages/intel-oneapi-compilers/package.py
index 3a78a07c60..13af408982 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-compilers/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-compilers/package.py
@@ -128,7 +128,7 @@ class IntelOneapiCompilers(IntelOneApiPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi.html"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-dal/package.py b/var/spack/repos/builtin/packages/intel-oneapi-dal/package.py
index 58dfbb51e3..185586b590 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-dal/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-dal/package.py
@@ -20,7 +20,7 @@ class IntelOneapiDal(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onedal.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-dnn/package.py b/var/spack/repos/builtin/packages/intel-oneapi-dnn/package.py
index 4c5efa2dc0..635a463d5a 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-dnn/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-dnn/package.py
@@ -20,7 +20,7 @@ class IntelOneapiDnn(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onednn.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-dpct/package.py b/var/spack/repos/builtin/packages/intel-oneapi-dpct/package.py
index 03768fe4eb..e66546ab2c 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-dpct/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-dpct/package.py
@@ -15,7 +15,7 @@ class IntelOneapiDpct(IntelOneApiPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://www.intel.com/content/www/us/en/developer/tools/oneapi/dpc-compatibility-tool.html#gs.2p8km6"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-dpl/package.py b/var/spack/repos/builtin/packages/intel-oneapi-dpl/package.py
index 6e6245eba8..dd53330222 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-dpl/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-dpl/package.py
@@ -18,7 +18,7 @@ class IntelOneapiDpl(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://github.com/oneapi-src/oneDPL"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-inspector/package.py b/var/spack/repos/builtin/packages/intel-oneapi-inspector/package.py
index 9e1a2fe000..1f87ed6cc6 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-inspector/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-inspector/package.py
@@ -20,7 +20,7 @@ class IntelOneapiInspector(IntelOneApiPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/inspector.html"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-ipp/package.py b/var/spack/repos/builtin/packages/intel-oneapi-ipp/package.py
index 25fc876fa5..4bbdf02a9c 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-ipp/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-ipp/package.py
@@ -21,7 +21,7 @@ class IntelOneapiIpp(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/ipp.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-ippcp/package.py b/var/spack/repos/builtin/packages/intel-oneapi-ippcp/package.py
index 159ea5824b..0f1681424f 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-ippcp/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-ippcp/package.py
@@ -22,7 +22,7 @@ class IntelOneapiIppcp(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/ipp.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-itac/package.py b/var/spack/repos/builtin/packages/intel-oneapi-itac/package.py
index 97adf1c26b..a233cd15e8 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-itac/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-itac/package.py
@@ -25,7 +25,7 @@ class IntelOneapiItac(IntelOneApiPackage):
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/trace-analyzer.html"
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     version(
         "2021.8.0",
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-mkl/package.py b/var/spack/repos/builtin/packages/intel-oneapi-mkl/package.py
index 2d96b045fe..8be451f656 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-mkl/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-mkl/package.py
@@ -18,7 +18,7 @@ class IntelOneapiMkl(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onemkl.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-mpi/package.py b/var/spack/repos/builtin/packages/intel-oneapi-mpi/package.py
index 74d51ac86e..e04173b817 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-mpi/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-mpi/package.py
@@ -17,9 +17,9 @@ class IntelOneapiMpi(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = [
+    maintainers(
         "rscohn2",
-    ]
+    )
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/mpi-library.html"
 
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-tbb/package.py b/var/spack/repos/builtin/packages/intel-oneapi-tbb/package.py
index 6f183d4225..1e3f5f33b4 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-tbb/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-tbb/package.py
@@ -16,7 +16,7 @@ class IntelOneapiTbb(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onetbb.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-vpl/package.py b/var/spack/repos/builtin/packages/intel-oneapi-vpl/package.py
index 8cf9c258b7..8103605743 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-vpl/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-vpl/package.py
@@ -19,7 +19,7 @@ class IntelOneapiVpl(IntelOneApiLibraryPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = (
         "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/onevpl.html"
diff --git a/var/spack/repos/builtin/packages/intel-oneapi-vtune/package.py b/var/spack/repos/builtin/packages/intel-oneapi-vtune/package.py
index 0c2064bd2f..c7075c6665 100644
--- a/var/spack/repos/builtin/packages/intel-oneapi-vtune/package.py
+++ b/var/spack/repos/builtin/packages/intel-oneapi-vtune/package.py
@@ -21,7 +21,7 @@ class IntelOneapiVtune(IntelOneApiPackage):
 
     """
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     homepage = "https://software.intel.com/content/www/us/en/develop/tools/oneapi/components/vtune-profiler.html"
 
diff --git a/var/spack/repos/builtin/packages/intel-parallel-studio/package.py b/var/spack/repos/builtin/packages/intel-parallel-studio/package.py
index 92193cce21..7667eecfbc 100644
--- a/var/spack/repos/builtin/packages/intel-parallel-studio/package.py
+++ b/var/spack/repos/builtin/packages/intel-parallel-studio/package.py
@@ -15,7 +15,7 @@ class IntelParallelStudio(IntelPackage):
 
     homepage = "https://software.intel.com/en-us/intel-parallel-studio-xe"
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     depends_on("patchelf", type="build")
 
diff --git a/var/spack/repos/builtin/packages/intel-pin/package.py b/var/spack/repos/builtin/packages/intel-pin/package.py
index 59e00caaa9..e912d656fb 100644
--- a/var/spack/repos/builtin/packages/intel-pin/package.py
+++ b/var/spack/repos/builtin/packages/intel-pin/package.py
@@ -14,7 +14,7 @@ class IntelPin(Package):
     dynamic program analysis tools."""
 
     homepage = "http://www.pintool.org"
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version(
         "3.15",
diff --git a/var/spack/repos/builtin/packages/intel-tbb/package.py b/var/spack/repos/builtin/packages/intel-tbb/package.py
index 68f6091685..ea0edf1b9f 100644
--- a/var/spack/repos/builtin/packages/intel-tbb/package.py
+++ b/var/spack/repos/builtin/packages/intel-tbb/package.py
@@ -25,7 +25,7 @@ class IntelTbb(CMakePackage, MakefilePackage):
     url = url_prefix + "archive/v2020.1.tar.gz"
     git = "https://github.com/oneapi-src/oneTBB.git"
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     # Note: when adding new versions, please check and update the
     # patches, filters and url_for_version() below as needed.
diff --git a/var/spack/repos/builtin/packages/intel-xed/package.py b/var/spack/repos/builtin/packages/intel-xed/package.py
index 2cb00437e3..9c4a0698b1 100644
--- a/var/spack/repos/builtin/packages/intel-xed/package.py
+++ b/var/spack/repos/builtin/packages/intel-xed/package.py
@@ -15,7 +15,7 @@ class IntelXed(Package):
 
     homepage = "https://intelxed.github.io/"
     git = "https://github.com/intelxed/xed.git"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     mbuild_git = "https://github.com/intelxed/mbuild.git"
 
diff --git a/var/spack/repos/builtin/packages/intel/package.py b/var/spack/repos/builtin/packages/intel/package.py
index f7158e3c30..fea1c020c1 100644
--- a/var/spack/repos/builtin/packages/intel/package.py
+++ b/var/spack/repos/builtin/packages/intel/package.py
@@ -19,7 +19,7 @@ class Intel(IntelPackage):
     homepage = "https://software.intel.com/en-us/intel-parallel-studio-xe"
 
     # Robert Cohn
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     depends_on("patchelf", type="build")
 
diff --git a/var/spack/repos/builtin/packages/interproscan/package.py b/var/spack/repos/builtin/packages/interproscan/package.py
index 66c7f3df5d..42073541e0 100644
--- a/var/spack/repos/builtin/packages/interproscan/package.py
+++ b/var/spack/repos/builtin/packages/interproscan/package.py
@@ -14,7 +14,7 @@ class Interproscan(Package):
 
     homepage = "https://www.ebi.ac.uk/interpro/interproscan.html"
     url = "https://github.com/ebi-pf-team/interproscan/archive/5.36-75.0.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("5.56-89.0", sha256="75e6a8f86ca17356a2f77f75b07d6d8fb7b397c9575f6e9716b64983e490b230")
     version("5.38-76.0", sha256="cb191ff8eee275689b789167a57b368ea5c06bbcd36b4de23e8bbbbdc0fc7434")
diff --git a/var/spack/repos/builtin/packages/ioapi/package.py b/var/spack/repos/builtin/packages/ioapi/package.py
index af250a5cf2..448dd7e7d6 100644
--- a/var/spack/repos/builtin/packages/ioapi/package.py
+++ b/var/spack/repos/builtin/packages/ioapi/package.py
@@ -13,7 +13,7 @@ class Ioapi(MakefilePackage):
 
     homepage = "https://www.cmascenter.org/ioapi/"
     url = "https://www.cmascenter.org/ioapi/download/ioapi-3.2.tar.gz"
-    maintainers = ["omsai"]
+    maintainers("omsai")
     # This checksum is somewhat meaningless because upstream updates the tarball
     # without incrementing the version despite requests no to do this.
     # Therefore the checksum fails everytime upstream silently updates the
diff --git a/var/spack/repos/builtin/packages/ip/package.py b/var/spack/repos/builtin/packages/ip/package.py
index 9ad87c94f3..84dc95f72f 100644
--- a/var/spack/repos/builtin/packages/ip/package.py
+++ b/var/spack/repos/builtin/packages/ip/package.py
@@ -14,12 +14,12 @@ class Ip(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-ip"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-ip/archive/refs/tags/v3.3.3.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "edwardhartnett",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     version("4.0.0", sha256="a2ef0cc4e4012f9cb0389fab6097407f4c623eb49772d96eb80c44f804aa86b8")
     version(
diff --git a/var/spack/repos/builtin/packages/ip2/package.py b/var/spack/repos/builtin/packages/ip2/package.py
index 4047cdf908..b70cc35311 100644
--- a/var/spack/repos/builtin/packages/ip2/package.py
+++ b/var/spack/repos/builtin/packages/ip2/package.py
@@ -17,12 +17,12 @@ class Ip2(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-ip2"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-ip2/archive/refs/tags/v1.1.2.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("1.1.2", sha256="73c6beec8fd463ec7ccba3633d8c5d53d385c43d507367efde918c2db0af42ab")
 
diff --git a/var/spack/repos/builtin/packages/ipopt/package.py b/var/spack/repos/builtin/packages/ipopt/package.py
index 64ccfedc8d..7f616f939b 100644
--- a/var/spack/repos/builtin/packages/ipopt/package.py
+++ b/var/spack/repos/builtin/packages/ipopt/package.py
@@ -12,7 +12,7 @@ class Ipopt(AutotoolsPackage):
 
     homepage = "https://github.com/coin-or/Ipopt"
     url = "https://github.com/coin-or/Ipopt/archive/refs/tags/releases/3.13.2.tar.gz"
-    maintainers = ["goxberry"]
+    maintainers("goxberry")
 
     version("3.14.5", sha256="9ebbbbf14a64e998e3fba5d2662a8f9bd03f97b1406017e78ae54e5d105ae932")
     version("3.14.4", sha256="60865150b6fad19c5968395b57ff4a0892380125646c3afa2a714926f5ac9487")
diff --git a/var/spack/repos/builtin/packages/iq-tree/package.py b/var/spack/repos/builtin/packages/iq-tree/package.py
index bfa60435c9..b719f6a875 100644
--- a/var/spack/repos/builtin/packages/iq-tree/package.py
+++ b/var/spack/repos/builtin/packages/iq-tree/package.py
@@ -22,7 +22,7 @@ class IqTree(CMakePackage):
     variant("mpi", default=False, description="Enable MPI support.")
     variant("lsd2", default=True, description="Activate Least Squares Dating.")
 
-    maintainers = ["ilbiondo"]
+    maintainers("ilbiondo")
 
     # Depends on Eigen3 and zlib
 
diff --git a/var/spack/repos/builtin/packages/irep/package.py b/var/spack/repos/builtin/packages/irep/package.py
index 086596b22d..205507cd4f 100644
--- a/var/spack/repos/builtin/packages/irep/package.py
+++ b/var/spack/repos/builtin/packages/irep/package.py
@@ -14,7 +14,7 @@ class Irep(CMakePackage):
     homepage = "https://irep.readthedocs.io/"
     url = "https://github.com/LLNL/irep/archive/refs/tags/v1.0.0.tar.gz"
 
-    maintainers = ["tomstitt", "kennyweiss"]
+    maintainers("tomstitt", "kennyweiss")
 
     version("1.0.0", "b84203ac92de824dbdc672de45cfdb9609373791c4ee84a5201fa6e4ccecc1a4")
 
diff --git a/var/spack/repos/builtin/packages/isaac-server/package.py b/var/spack/repos/builtin/packages/isaac-server/package.py
index 3c5b0cf035..b09b00d701 100644
--- a/var/spack/repos/builtin/packages/isaac-server/package.py
+++ b/var/spack/repos/builtin/packages/isaac-server/package.py
@@ -13,7 +13,7 @@ class IsaacServer(CMakePackage):
     url = "https://github.com/ComputationalRadiationPhysics/isaac/archive/v1.3.0.tar.gz"
     git = "https://github.com/ComputationalRadiationPhysics/isaac.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/isaac/package.py b/var/spack/repos/builtin/packages/isaac/package.py
index e2e95dd5e3..3608da86d6 100644
--- a/var/spack/repos/builtin/packages/isaac/package.py
+++ b/var/spack/repos/builtin/packages/isaac/package.py
@@ -13,7 +13,7 @@ class Isaac(CMakePackage):
     url = "https://github.com/ComputationalRadiationPhysics/isaac/archive/v1.3.0.tar.gz"
     git = "https://github.com/ComputationalRadiationPhysics/isaac.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/ispc/package.py b/var/spack/repos/builtin/packages/ispc/package.py
index a1117830d8..cfda6a844b 100644
--- a/var/spack/repos/builtin/packages/ispc/package.py
+++ b/var/spack/repos/builtin/packages/ispc/package.py
@@ -20,7 +20,7 @@ class Ispc(CMakePackage):
     homepage = "https://ispc.github.io"
     url = "https://github.com/ispc/ispc/tarball/v1.14.1"
     git = "https://github.com/ispc/ispc"
-    maintainers = ["aumuell"]
+    maintainers("aumuell")
 
     executables = ["^ispc$"]
 
diff --git a/var/spack/repos/builtin/packages/itk/package.py b/var/spack/repos/builtin/packages/itk/package.py
index 74089dbd97..0c26de59d3 100644
--- a/var/spack/repos/builtin/packages/itk/package.py
+++ b/var/spack/repos/builtin/packages/itk/package.py
@@ -22,7 +22,7 @@ class Itk(CMakePackage):
     homepage = "https://itk.org/"
     url = "https://github.com/InsightSoftwareConsortium/ITK/releases/download/v5.1.1/InsightToolkit-5.1.1.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("5.3.0", sha256="57a4471133dc8f76bde3d6eb45285c440bd40d113428884a1487472b7b71e383")
     version("5.3rc02", sha256="163aaf4a6cecd5b70ff718c1a986c746581797212fd1b629fa81f12ae4756d14")
diff --git a/var/spack/repos/builtin/packages/itstool/package.py b/var/spack/repos/builtin/packages/itstool/package.py
index 6c03dc63c2..b9cbf526df 100644
--- a/var/spack/repos/builtin/packages/itstool/package.py
+++ b/var/spack/repos/builtin/packages/itstool/package.py
@@ -14,7 +14,7 @@ class Itstool(AutotoolsPackage):
     homepage = "http://itstool.org/"
     url = "http://files.itstool.org/itstool/itstool-2.0.2.tar.bz2"
 
-    maintainers = ["agoodLANL"]
+    maintainers("agoodLANL")
 
     version("2.0.7", sha256="6b9a7cd29a12bb95598f5750e8763cee78836a1a207f85b74d8b3275b27e87ca")
 
diff --git a/var/spack/repos/builtin/packages/iwyu/package.py b/var/spack/repos/builtin/packages/iwyu/package.py
index 0c54c9223a..20a3c1c122 100644
--- a/var/spack/repos/builtin/packages/iwyu/package.py
+++ b/var/spack/repos/builtin/packages/iwyu/package.py
@@ -18,7 +18,7 @@ class Iwyu(CMakePackage):
     homepage = "https://include-what-you-use.org"
     url = "https://include-what-you-use.org/downloads/include-what-you-use-0.13.src.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     tags = ["build-tools"]
 
diff --git a/var/spack/repos/builtin/packages/jali/package.py b/var/spack/repos/builtin/packages/jali/package.py
index 50dbf0cbc6..65fc676138 100644
--- a/var/spack/repos/builtin/packages/jali/package.py
+++ b/var/spack/repos/builtin/packages/jali/package.py
@@ -16,7 +16,7 @@ class Jali(CMakePackage):
     git = "https://github.com/lanl/jali"
     url = "https://github.com/lanl/jali/archive/1.1.6.tar.gz"
 
-    maintainers = ["raovgarimella"]
+    maintainers("raovgarimella")
 
     version("master", branch="master")
     version("1.1.6", sha256="a2f4e4f238c60ea78486e0c9ea5b3e2cdd9d91c2ae5ea006a1d33a12e9eafa3a")
diff --git a/var/spack/repos/builtin/packages/jansson/package.py b/var/spack/repos/builtin/packages/jansson/package.py
index 0d265c0e1b..9d0f8ee37d 100644
--- a/var/spack/repos/builtin/packages/jansson/package.py
+++ b/var/spack/repos/builtin/packages/jansson/package.py
@@ -12,7 +12,7 @@ class Jansson(CMakePackage):
 
     homepage = "https://www.digip.org/jansson/"
     url = "https://github.com/akheron/jansson/archive/v2.9.tar.gz"
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("2.14", sha256="c739578bf6b764aa0752db9a2fdadcfe921c78f1228c7ec0bb47fa804c55d17b")
     version("2.13.1", sha256="f22901582138e3203959c9257cf83eba9929ac41d7be4a42557213a22ebcc7a0")
diff --git a/var/spack/repos/builtin/packages/jblob/package.py b/var/spack/repos/builtin/packages/jblob/package.py
index 7eeed3c810..00291609db 100644
--- a/var/spack/repos/builtin/packages/jblob/package.py
+++ b/var/spack/repos/builtin/packages/jblob/package.py
@@ -17,7 +17,7 @@ class Jblob(Package):
     homepage = "https://cera-www.dkrz.de/WDCC/ui/cerasearch"
     url = "https://cera-www.dkrz.de/jblob/jblob-3.0.zip"
 
-    maintainers = ["ajkotobi"]
+    maintainers("ajkotobi")
 
     version("3.0", sha256="576b5956358386a8832c6d1d13c410705e54888354a10cfd4f094513458067e4")
 
diff --git a/var/spack/repos/builtin/packages/jdk/package.py b/var/spack/repos/builtin/packages/jdk/package.py
index da8b2a438d..90cbeb900e 100644
--- a/var/spack/repos/builtin/packages/jdk/package.py
+++ b/var/spack/repos/builtin/packages/jdk/package.py
@@ -19,7 +19,7 @@ class Jdk(Package):
 
     homepage = "https://www.oracle.com/technetwork/java/javase/downloads/index.html"
 
-    maintainers = ["justintoo"]
+    maintainers("justintoo")
 
     # Oracle requires that you accept their License Agreement in order
     # to access the Java packages in download.oracle.com. In order to
diff --git a/var/spack/repos/builtin/packages/jemalloc/package.py b/var/spack/repos/builtin/packages/jemalloc/package.py
index 3ea2892b75..cb81cbfab6 100644
--- a/var/spack/repos/builtin/packages/jemalloc/package.py
+++ b/var/spack/repos/builtin/packages/jemalloc/package.py
@@ -13,7 +13,7 @@ class Jemalloc(AutotoolsPackage):
     homepage = "http://jemalloc.net/"
     url = "https://github.com/jemalloc/jemalloc/releases/download/4.0.4/jemalloc-4.0.4.tar.bz2"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("5.2.1", sha256="34330e5ce276099e2e8950d9335db5a875689a4c6a56751ef3b1d8c537f887f6")
     version("5.2.0", sha256="74be9f44a60d2a99398e706baa921e4efde82bf8fd16e5c0643c375c5851e3b4")
diff --git a/var/spack/repos/builtin/packages/jsonnet/package.py b/var/spack/repos/builtin/packages/jsonnet/package.py
index 63260591fe..c9f8fba1d2 100644
--- a/var/spack/repos/builtin/packages/jsonnet/package.py
+++ b/var/spack/repos/builtin/packages/jsonnet/package.py
@@ -14,7 +14,7 @@ class Jsonnet(MakefilePackage):
     git = "https://github.com/google/jsonnet.git"
     url = "https://github.com/google/jsonnet/archive/refs/tags/v0.18.0.tar.gz"
 
-    maintainers = ["jcpunk"]
+    maintainers("jcpunk")
 
     version("master", branch="master")
     version("0.18.0", sha256="85c240c4740f0c788c4d49f9c9c0942f5a2d1c2ae58b2c71068107bc80a3ced4")
diff --git a/var/spack/repos/builtin/packages/julea/package.py b/var/spack/repos/builtin/packages/julea/package.py
index 0693cc5370..6447e9602c 100644
--- a/var/spack/repos/builtin/packages/julea/package.py
+++ b/var/spack/repos/builtin/packages/julea/package.py
@@ -17,7 +17,7 @@ class Julea(MesonPackage):
     git = "https://github.com/wr-hamburg/julea.git"
 
     tags = ["HPC", "I/O", "storage"]
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/julia/package.py b/var/spack/repos/builtin/packages/julia/package.py
index e0331a90af..450e713f96 100644
--- a/var/spack/repos/builtin/packages/julia/package.py
+++ b/var/spack/repos/builtin/packages/julia/package.py
@@ -23,7 +23,7 @@ class Julia(MakefilePackage):
     url = "https://github.com/JuliaLang/julia/releases/download/v1.7.0/julia-1.7.0.tar.gz"
     git = "https://github.com/JuliaLang/julia.git"
 
-    maintainers = ["glennpj", "vchuravy", "haampie"]
+    maintainers("glennpj", "vchuravy", "haampie")
 
     version("master", branch="master")
     version("1.8.3", sha256="4d8d460fcae5c6f8306a3e3c14371635c1a26f47c3ce62b2950cf9234b6ec849")
diff --git a/var/spack/repos/builtin/packages/justbuild/package.py b/var/spack/repos/builtin/packages/justbuild/package.py
index 3dcaecf7e6..f67860ddbc 100644
--- a/var/spack/repos/builtin/packages/justbuild/package.py
+++ b/var/spack/repos/builtin/packages/justbuild/package.py
@@ -19,7 +19,7 @@ class Justbuild(Package):
 
     executables = ["^just$"]
 
-    maintainers = ["asartori86"]
+    maintainers("asartori86")
 
     version("master", branch="master")
     version("1.0.0", tag="v1.0.0")
diff --git a/var/spack/repos/builtin/packages/kadath/package.py b/var/spack/repos/builtin/packages/kadath/package.py
index b957db66c1..4805c6f779 100644
--- a/var/spack/repos/builtin/packages/kadath/package.py
+++ b/var/spack/repos/builtin/packages/kadath/package.py
@@ -22,7 +22,7 @@ class Kadath(CMakePackage):
     homepage = "https://kadath.obspm.fr/fuka/"
     git = "https://gitlab.obspm.fr/grandcle/Kadath.git"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("fuka", branch="fuka")
 
diff --git a/var/spack/repos/builtin/packages/kahip/package.py b/var/spack/repos/builtin/packages/kahip/package.py
index 47aa1d4b7b..8336807063 100644
--- a/var/spack/repos/builtin/packages/kahip/package.py
+++ b/var/spack/repos/builtin/packages/kahip/package.py
@@ -25,7 +25,7 @@ class Kahip(CMakePackage):
     homepage = "http://algo2.iti.kit.edu/documents/kahip/index.html"
     url = "https://github.com/KaHIP/KaHIP/archive/v3.14.tar.gz"
     git = "https://github.com/KaHIP/KaHIP.git"
-    maintainers = ["ma595"]
+    maintainers("ma595")
 
     version("develop", branch="master")
     version("3.14", sha256="9da04f3b0ea53b50eae670d6014ff54c0df2cb40f6679b2f6a96840c1217f242")
diff --git a/var/spack/repos/builtin/packages/kakoune/package.py b/var/spack/repos/builtin/packages/kakoune/package.py
index f0bc75c15c..bf251636a9 100644
--- a/var/spack/repos/builtin/packages/kakoune/package.py
+++ b/var/spack/repos/builtin/packages/kakoune/package.py
@@ -14,7 +14,7 @@ class Kakoune(MakefilePackage):
         "https://github.com/mawww/kakoune/releases/download/v2021.11.08/kakoune-2021.11.08.tar.bz2"
     )
 
-    maintainers = ["Bambi"]
+    maintainers("Bambi")
 
     version(
         "2021.11.08", sha256="aa30889d9da11331a243a8f40fe4f6a8619321b19217debac8f565e06eddb5f4"
diff --git a/var/spack/repos/builtin/packages/kassiopeia/package.py b/var/spack/repos/builtin/packages/kassiopeia/package.py
index d267878b2d..a09be3bb81 100644
--- a/var/spack/repos/builtin/packages/kassiopeia/package.py
+++ b/var/spack/repos/builtin/packages/kassiopeia/package.py
@@ -15,7 +15,7 @@ class Kassiopeia(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     version("main", branch="main")
     version("3.8.2", sha256="9da59697365540a8b0d66e9a63f57aff6d868f7c5b39dfec28bb11ec83f31527")
diff --git a/var/spack/repos/builtin/packages/kealib/package.py b/var/spack/repos/builtin/packages/kealib/package.py
index f8878ef5fc..d4b17a7fb9 100644
--- a/var/spack/repos/builtin/packages/kealib/package.py
+++ b/var/spack/repos/builtin/packages/kealib/package.py
@@ -27,7 +27,7 @@ class Kealib(CMakePackage):
     url = "https://github.com/ubarsc/kealib/releases/download/kealib-1.5.0/kealib-1.5.0.tar.gz"
     git = "https://github.com/ubarsc/kealib"
 
-    maintainers = ["gillins", "neilflood", "petebunting"]
+    maintainers("gillins", "neilflood", "petebunting")
 
     version("develop", git=git)
     version("1.5.0", sha256="d19a0fb051019f87fe413bda76472bf4fff8fca52ede92e0ffd983caeafd05b8")
diff --git a/var/spack/repos/builtin/packages/keepassxc/package.py b/var/spack/repos/builtin/packages/keepassxc/package.py
index e056f214e6..d08ed8a16e 100644
--- a/var/spack/repos/builtin/packages/keepassxc/package.py
+++ b/var/spack/repos/builtin/packages/keepassxc/package.py
@@ -13,7 +13,7 @@ class Keepassxc(CMakePackage):
     url = "https://github.com/keepassxreboot/keepassxc/releases/download/2.6.4/keepassxc-2.6.4-src.tar.xz"
     git = "https://github.com/keepassxreboot/keepassxc.git"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("master", branch="master")
     version("2.7.1", sha256="6001ba626c35c316dbda6de35736f012a2264f95139fcb4a094b8eb49b15d3e7")
diff --git a/var/spack/repos/builtin/packages/kicad/package.py b/var/spack/repos/builtin/packages/kicad/package.py
index 631d3f20bc..ccb87d19a9 100644
--- a/var/spack/repos/builtin/packages/kicad/package.py
+++ b/var/spack/repos/builtin/packages/kicad/package.py
@@ -14,7 +14,7 @@ class Kicad(CMakePackage):
 
     homepage = "https://kicad.org"
     url = "https://gitlab.com/kicad/code/kicad/-/archive/5.1.8/kicad-5.1.8.tar.gz"
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("5.1.9", sha256="841be864b9dc5c761193c3ee9cbdbed6729952d7b38451aa8e1977bdfdb6081b")
     version("5.1.8", sha256="bf24f8ef427b4a989479b8e4af0b8ae5c54766755f12748e2e88a922c5344ca4")
diff --git a/var/spack/repos/builtin/packages/kim-api/package.py b/var/spack/repos/builtin/packages/kim-api/package.py
index 3b51b58939..6f0629d02e 100644
--- a/var/spack/repos/builtin/packages/kim-api/package.py
+++ b/var/spack/repos/builtin/packages/kim-api/package.py
@@ -28,7 +28,7 @@ class KimApi(CMakePackage):
     url = "https://s3.openkim.org/kim-api/kim-api-2.2.1.txz"
     git = "https://github.com/openkim/kim-api.git"
 
-    maintainers = ["ellio167"]
+    maintainers("ellio167")
 
     version("develop", branch="devel")
     version("2.2.1", sha256="1d5a12928f7e885ebe74759222091e48a7e46f77e98d9147e26638c955efbc8e")
diff --git a/var/spack/repos/builtin/packages/knem/package.py b/var/spack/repos/builtin/packages/knem/package.py
index 657ab559eb..85f1c8d1d6 100644
--- a/var/spack/repos/builtin/packages/knem/package.py
+++ b/var/spack/repos/builtin/packages/knem/package.py
@@ -15,7 +15,7 @@ class Knem(AutotoolsPackage):
     list_url = "https://knem.gitlabpages.inria.fr/download"
     git = "https://gitlab.inria.fr/knem/knem.git"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/kokkos-kernels/package.py b/var/spack/repos/builtin/packages/kokkos-kernels/package.py
index 2dd2130f7f..0b53e33f40 100644
--- a/var/spack/repos/builtin/packages/kokkos-kernels/package.py
+++ b/var/spack/repos/builtin/packages/kokkos-kernels/package.py
@@ -17,7 +17,7 @@ class KokkosKernels(CMakePackage, CudaPackage):
 
     test_requires_compiler = True
 
-    maintainers = ["lucbv", "srajama1", "brian-kelley"]
+    maintainers("lucbv", "srajama1", "brian-kelley")
 
     # generate checksum for each release tarball with the following command
     # openssl sha256 kokkos-kernels-x.y.z.tar.gz
diff --git a/var/spack/repos/builtin/packages/kokkos/package.py b/var/spack/repos/builtin/packages/kokkos/package.py
index d80bee213e..f6f44304ff 100644
--- a/var/spack/repos/builtin/packages/kokkos/package.py
+++ b/var/spack/repos/builtin/packages/kokkos/package.py
@@ -21,7 +21,7 @@ class Kokkos(CMakePackage, CudaPackage, ROCmPackage):
 
     test_requires_compiler = True
 
-    maintainers = ["janciesko", "crtrott"]
+    maintainers("janciesko", "crtrott")
 
     version("master", branch="master")
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/kraken2/package.py b/var/spack/repos/builtin/packages/kraken2/package.py
index 3108ce92e0..057b7d8a4f 100644
--- a/var/spack/repos/builtin/packages/kraken2/package.py
+++ b/var/spack/repos/builtin/packages/kraken2/package.py
@@ -16,7 +16,7 @@ class Kraken2(Package):
     homepage = "https://ccb.jhu.edu/software/kraken2/"
     url = "https://github.com/DerrickWood/kraken2/archive/v2.1.1.tar.gz"
 
-    maintainers = ["rberg2"]
+    maintainers("rberg2")
 
     version("2.1.2", sha256="e5f431e8bc3d5493a79e1d8125f4aacbad24f9ea2cc9657b66da06a32bef6ff3")
     version("2.1.1", sha256="8f3e928cdb32b9e8e6f55b44703d1557b2a5fc3f30f63e8d16e465e19a81dee4")
diff --git a/var/spack/repos/builtin/packages/krims/package.py b/var/spack/repos/builtin/packages/krims/package.py
index af6f2ac2b9..b29a687f65 100644
--- a/var/spack/repos/builtin/packages/krims/package.py
+++ b/var/spack/repos/builtin/packages/krims/package.py
@@ -13,7 +13,7 @@ class Krims(CMakePackage):
     url = "https://github.com/lazyten/krims/archive/v0.2.1.tar.gz"
     git = "https://github.com/lazyten/krims.git"
 
-    maintainers = ["mfherbst"]
+    maintainers("mfherbst")
 
     #
     # Versions
diff --git a/var/spack/repos/builtin/packages/kripke/package.py b/var/spack/repos/builtin/packages/kripke/package.py
index 42d72686b0..274289208a 100644
--- a/var/spack/repos/builtin/packages/kripke/package.py
+++ b/var/spack/repos/builtin/packages/kripke/package.py
@@ -16,7 +16,7 @@ class Kripke(CMakePackage, CudaPackage, ROCmPackage):
 
     tags = ["proxy-app"]
 
-    maintainers = ["vsrana01"]
+    maintainers("vsrana01")
 
     version("develop", branch="develop", submodules=False)
     version("1.2.4", submodules=False, tag="v1.2.4")
diff --git a/var/spack/repos/builtin/packages/kvtree/package.py b/var/spack/repos/builtin/packages/kvtree/package.py
index 715aef589f..2b5829f959 100644
--- a/var/spack/repos/builtin/packages/kvtree/package.py
+++ b/var/spack/repos/builtin/packages/kvtree/package.py
@@ -15,7 +15,7 @@ class Kvtree(CMakePackage):
     git = "https://github.com/ecp-veloc/kvtree.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("1.3.0", sha256="8281e075772d3534183c46133553d5765455d79ed98a895743663db891755ca9")
diff --git a/var/spack/repos/builtin/packages/laghos/package.py b/var/spack/repos/builtin/packages/laghos/package.py
index 9ade6909fd..7fb318c1ca 100644
--- a/var/spack/repos/builtin/packages/laghos/package.py
+++ b/var/spack/repos/builtin/packages/laghos/package.py
@@ -19,7 +19,7 @@ class Laghos(MakefilePackage):
     url = "https://github.com/CEED/Laghos/archive/v1.0.tar.gz"
     git = "https://github.com/CEED/Laghos.git"
 
-    maintainers = ["v-dobrev", "tzanio", "vladotomov"]
+    maintainers("v-dobrev", "tzanio", "vladotomov")
 
     version("develop", branch="master")
     version("3.1", sha256="49b65edcbf9732c7f6c228958620e18980c43ad8381315a8ba9957ecb7534cd5")
diff --git a/var/spack/repos/builtin/packages/lammps/package.py b/var/spack/repos/builtin/packages/lammps/package.py
index b0e1674bda..b5849f2e40 100644
--- a/var/spack/repos/builtin/packages/lammps/package.py
+++ b/var/spack/repos/builtin/packages/lammps/package.py
@@ -23,7 +23,7 @@ class Lammps(CMakePackage, CudaPackage):
 
     tags = ["ecp", "ecp-apps"]
 
-    maintainers = ["rbberger"]
+    maintainers("rbberger")
 
     version("develop", branch="develop")
     version("20221103", sha256="d28517b84b157d4e46a1a64ed787b4662d8f2f5ade3f5a04bb0caed068f32f7e")
diff --git a/var/spack/repos/builtin/packages/landsfcutil/package.py b/var/spack/repos/builtin/packages/landsfcutil/package.py
index e7d4ab5ac4..7b7ba2e578 100644
--- a/var/spack/repos/builtin/packages/landsfcutil/package.py
+++ b/var/spack/repos/builtin/packages/landsfcutil/package.py
@@ -15,7 +15,7 @@ class Landsfcutil(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-landsfcutil"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-landsfcutil/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = ["edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA"]
+    maintainers("edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA")
 
     version("2.4.1", sha256="831c5005a480eabe9a8542b4deec838c2650f6966863ea2711cc0cc5db51ca14")
 
diff --git a/var/spack/repos/builtin/packages/lanl-cmake-modules/package.py b/var/spack/repos/builtin/packages/lanl-cmake-modules/package.py
index 6f80ab4b59..6023b4c1ff 100644
--- a/var/spack/repos/builtin/packages/lanl-cmake-modules/package.py
+++ b/var/spack/repos/builtin/packages/lanl-cmake-modules/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class LanlCmakeModules(CMakePackage):
     """CMake modules for projects that have not yet adopted modern CMake."""
 
-    maintainers = ["tuxfan"]
+    maintainers("tuxfan")
     homepage = "https://lanl.github.io/cmake-modules"
     git = "https://github.com/lanl/cmake-modules.git"
 
diff --git a/var/spack/repos/builtin/packages/lapackpp/package.py b/var/spack/repos/builtin/packages/lapackpp/package.py
index 2704019f32..bca19fa508 100644
--- a/var/spack/repos/builtin/packages/lapackpp/package.py
+++ b/var/spack/repos/builtin/packages/lapackpp/package.py
@@ -28,7 +28,7 @@ class Lapackpp(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://bitbucket.org/icl/lapackpp"
     git = homepage
     url = "https://bitbucket.org/icl/lapackpp/downloads/lapackpp-2020.09.00.tar.gz"
-    maintainers = ["teonnik", "Sely85", "G-Ragghianti", "mgates3"]
+    maintainers("teonnik", "Sely85", "G-Ragghianti", "mgates3")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/last/package.py b/var/spack/repos/builtin/packages/last/package.py
index 00fd9b39f2..8e1b953e30 100644
--- a/var/spack/repos/builtin/packages/last/package.py
+++ b/var/spack/repos/builtin/packages/last/package.py
@@ -14,7 +14,7 @@ class Last(MakefilePackage):
     homepage = "http://last.cbrc.jp/"
     url = "http://last.cbrc.jp/last-869.zip"
     git = "https://gitlab.com/mcfrith/last.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1282", commit="4368be912f4759e52b549940276f1adf087f489a")
     version("869", sha256="6371a6282bc1bb02a5e5013cc463625f2ce3e7746ff2ea0bdf9fe6b15605a67c")
diff --git a/var/spack/repos/builtin/packages/latex2html/package.py b/var/spack/repos/builtin/packages/latex2html/package.py
index 358f55b54c..d2076085dc 100644
--- a/var/spack/repos/builtin/packages/latex2html/package.py
+++ b/var/spack/repos/builtin/packages/latex2html/package.py
@@ -16,7 +16,7 @@ class Latex2html(AutotoolsPackage):
     url = "https://github.com/latex2html/latex2html/archive/refs/tags/v2021.tar.gz"
     git = "https://github.com/latex2html/latex2html.git"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("master", branch="master")
     version("2022.2", sha256="b1d5bba7bab7d0369d1241f2d8294137a52b7cb7df11239bfa15ec0a2546c093")
diff --git a/var/spack/repos/builtin/packages/launchmon/package.py b/var/spack/repos/builtin/packages/launchmon/package.py
index eb0ce954b0..7ca4b607ad 100644
--- a/var/spack/repos/builtin/packages/launchmon/package.py
+++ b/var/spack/repos/builtin/packages/launchmon/package.py
@@ -13,7 +13,7 @@ class Launchmon(AutotoolsPackage):
     homepage = "https://github.com/LLNL/LaunchMON"
     url = "https://github.com/LLNL/LaunchMON/releases/download/v1.0.2/launchmon-v1.0.2.tar.gz"
     git = "https://github.com/llnl/launchmon.git"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/lazyten/package.py b/var/spack/repos/builtin/packages/lazyten/package.py
index f59a3dd5e2..f7e8f1793a 100644
--- a/var/spack/repos/builtin/packages/lazyten/package.py
+++ b/var/spack/repos/builtin/packages/lazyten/package.py
@@ -15,7 +15,7 @@ class Lazyten(CMakePackage):
     url = "https://github.com/lazyten/lazyten/archive/v0.4.1.tar.gz"
     git = "https://github.com/lazyten/lazyten.git"
 
-    maintainers = ["mfherbst"]
+    maintainers("mfherbst")
 
     #
     # Versions
diff --git a/var/spack/repos/builtin/packages/lbann/package.py b/var/spack/repos/builtin/packages/lbann/package.py
index e89e806c06..21fcc90885 100644
--- a/var/spack/repos/builtin/packages/lbann/package.py
+++ b/var/spack/repos/builtin/packages/lbann/package.py
@@ -20,7 +20,7 @@ class Lbann(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/lbann.git"
     tags = ["ecp", "radiuss"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("develop", branch="develop")
     version("0.102", sha256="3734a76794991207e2dd2221f05f0e63a86ddafa777515d93d99d48629140f1a")
diff --git a/var/spack/repos/builtin/packages/lcgenv/package.py b/var/spack/repos/builtin/packages/lcgenv/package.py
index ff9bdf2937..720b88f270 100644
--- a/var/spack/repos/builtin/packages/lcgenv/package.py
+++ b/var/spack/repos/builtin/packages/lcgenv/package.py
@@ -12,7 +12,7 @@ class Lcgenv(Package):
     homepage = "https://gitlab.cern.ch/GENSER/lcgenv"
     url = "https://gitlab.cern.ch/GENSER/lcgenv/-/archive/v1.3.19/lcgenv-v1.3.19.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("1.3.19", sha256="b091743705cf84ff5de60487f2f73cbf9d10676577cd1d99bbde00d3616d0751")
 
diff --git a/var/spack/repos/builtin/packages/lcio/package.py b/var/spack/repos/builtin/packages/lcio/package.py
index 648ebb4c77..509c5bfcde 100644
--- a/var/spack/repos/builtin/packages/lcio/package.py
+++ b/var/spack/repos/builtin/packages/lcio/package.py
@@ -16,7 +16,7 @@ class Lcio(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["gaede", "vvolkl"]
+    maintainers("gaede", "vvolkl")
 
     version("master", branch="master")
     version("2.19", sha256="2d6b37094d8d556ab0ba0efa632f10d8b851f533ca5c767e436397df18cb57c7")
diff --git a/var/spack/repos/builtin/packages/legion/package.py b/var/spack/repos/builtin/packages/legion/package.py
index 89b1ad65db..1a5feb022b 100644
--- a/var/spack/repos/builtin/packages/legion/package.py
+++ b/var/spack/repos/builtin/packages/legion/package.py
@@ -25,7 +25,7 @@ class Legion(CMakePackage, ROCmPackage):
     homepage = "https://legion.stanford.edu/"
     git = "https://github.com/StanfordLegion/legion.git"
 
-    maintainers = ["pmccormick", "streichler"]
+    maintainers("pmccormick", "streichler")
     tags = ["e4s"]
     version("21.03.0", tag="legion-21.03.0")
     version("stable", branch="stable")
diff --git a/var/spack/repos/builtin/packages/lhapdfsets/package.py b/var/spack/repos/builtin/packages/lhapdfsets/package.py
index 3c388b7905..f6d8f5905b 100644
--- a/var/spack/repos/builtin/packages/lhapdfsets/package.py
+++ b/var/spack/repos/builtin/packages/lhapdfsets/package.py
@@ -16,7 +16,7 @@ class Lhapdfsets(BundlePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("6.3.0")
 
diff --git a/var/spack/repos/builtin/packages/libarchive/package.py b/var/spack/repos/builtin/packages/libarchive/package.py
index a8238bedd7..1161e3dbaa 100644
--- a/var/spack/repos/builtin/packages/libarchive/package.py
+++ b/var/spack/repos/builtin/packages/libarchive/package.py
@@ -12,7 +12,7 @@ class Libarchive(AutotoolsPackage):
 
     homepage = "https://www.libarchive.org"
     url = "https://www.libarchive.org/downloads/libarchive-3.1.2.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("3.5.2", sha256="5f245bd5176bc5f67428eb0aa497e09979264a153a074d35416521a5b8e86189")
     version("3.5.1", sha256="9015d109ec00bb9ae1a384b172bf2fc1dff41e2c66e5a9eeddf933af9db37f5a")
diff --git a/var/spack/repos/builtin/packages/libassuan/package.py b/var/spack/repos/builtin/packages/libassuan/package.py
index 0af8a44ecb..72ba599c46 100644
--- a/var/spack/repos/builtin/packages/libassuan/package.py
+++ b/var/spack/repos/builtin/packages/libassuan/package.py
@@ -15,7 +15,7 @@ class Libassuan(AutotoolsPackage):
     homepage = "https://gnupg.org/software/libassuan/index.html"
     url = "https://gnupg.org/ftp/gcrypt/libassuan/libassuan-2.4.5.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("2.5.5", sha256="8e8c2fcc982f9ca67dcbb1d95e2dc746b1739a4668bc20b3a3c5be632edb34e4")
     version("2.5.4", sha256="c080ee96b3bd519edd696cfcebdecf19a3952189178db9887be713ccbcb5fbf0")
diff --git a/var/spack/repos/builtin/packages/libbacktrace/package.py b/var/spack/repos/builtin/packages/libbacktrace/package.py
index da39b8fa06..a9a9dd7a03 100644
--- a/var/spack/repos/builtin/packages/libbacktrace/package.py
+++ b/var/spack/repos/builtin/packages/libbacktrace/package.py
@@ -12,7 +12,7 @@ class Libbacktrace(AutotoolsPackage):
 
     homepage = "https://github.com/ianlancetaylor/libbacktrace"
     git = "https://github.com/ianlancetaylor/libbacktrace.git"
-    maintainers = ["trahay"]
+    maintainers("trahay")
 
     version("master", branch="master")
     version("2020-02-19", commit="ca0de0517f3be44fedf5a2c01cfaf6437d4cae68")
diff --git a/var/spack/repos/builtin/packages/libbigwig/package.py b/var/spack/repos/builtin/packages/libbigwig/package.py
index aa380272f3..b3d41a6fd1 100644
--- a/var/spack/repos/builtin/packages/libbigwig/package.py
+++ b/var/spack/repos/builtin/packages/libbigwig/package.py
@@ -11,7 +11,7 @@ class Libbigwig(CMakePackage):
 
     homepage = "https://github.com/dpryan79/libBigWig"
     url = "https://github.com/dpryan79/libBigWig/archive/refs/tags/0.4.7.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("0.4.7", sha256="8e057797011d93fa00e756600898af4fe6ca2d48959236efc9f296abe94916d9")
 
diff --git a/var/spack/repos/builtin/packages/libblastrampoline/package.py b/var/spack/repos/builtin/packages/libblastrampoline/package.py
index 47e9400e37..b1cdd95a03 100644
--- a/var/spack/repos/builtin/packages/libblastrampoline/package.py
+++ b/var/spack/repos/builtin/packages/libblastrampoline/package.py
@@ -13,7 +13,7 @@ class Libblastrampoline(MakefilePackage):
     git = "https://github.com/JuliaLinearAlgebra/libblastrampoline.git"
     url = "https://github.com/JuliaLinearAlgebra/libblastrampoline/archive/refs/tags/v3.1.0.tar.gz"
 
-    maintainers = ["haampie", "giordano"]
+    maintainers("haampie", "giordano")
 
     version("5.4.0", sha256="e1a2258b0ad31cc41e6e9b8ba36f5c239fd1a267f2657ef3d3f669cc5b811f6a")
     version("5.3.0", sha256="95bca73f1567e2acd1110d0dfe5bb58fc86718555cd6eab89f0a769534df3b62")
diff --git a/var/spack/repos/builtin/packages/libbson/package.py b/var/spack/repos/builtin/packages/libbson/package.py
index 3f44409d4b..946d0eac54 100644
--- a/var/spack/repos/builtin/packages/libbson/package.py
+++ b/var/spack/repos/builtin/packages/libbson/package.py
@@ -13,7 +13,7 @@ class Libbson(Package):
     homepage = "https://github.com/mongodb/mongo-c-driver"
     url = "https://github.com/mongodb/mongo-c-driver/releases/download/1.16.2/mongo-c-driver-1.16.2.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("1.21.0", sha256="840ff79480070f98870743fbb332e2c10dd021b6b9c952d08010efdda4d70ee4")
     version("1.17.6", sha256="8644deec7ae585e8d12566978f2017181e883f303a028b5b3ccb83c91248b150")
diff --git a/var/spack/repos/builtin/packages/libcatalyst/package.py b/var/spack/repos/builtin/packages/libcatalyst/package.py
index 89c1e436dc..ed7aa44578 100644
--- a/var/spack/repos/builtin/packages/libcatalyst/package.py
+++ b/var/spack/repos/builtin/packages/libcatalyst/package.py
@@ -14,7 +14,7 @@ class Libcatalyst(CMakePackage):
     git = "https://gitlab.kitware.com/paraview/catalyst.git"
     url = "https://gitlab.kitware.com/api/v4/projects/paraview%2Fcatalyst/packages/generic/catalyst/v2.0.0/catalyst-v2.0.0.tar.gz"
 
-    maintainers = ["mathstuf"]
+    maintainers("mathstuf")
 
     version("2.0.0-rc3", sha256="8862bd0a4d0be2176b4272f9affda1ea4e5092087acbb99a2fe2621c33834e05")
 
diff --git a/var/spack/repos/builtin/packages/libceed/package.py b/var/spack/repos/builtin/packages/libceed/package.py
index 3cb07fa6a4..830a827daa 100644
--- a/var/spack/repos/builtin/packages/libceed/package.py
+++ b/var/spack/repos/builtin/packages/libceed/package.py
@@ -12,7 +12,7 @@ class Libceed(MakefilePackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/CEED/libCEED"
     git = "https://github.com/CEED/libCEED.git"
 
-    maintainers = ["jedbrown", "v-dobrev", "tzanio", "jeremylt"]
+    maintainers("jedbrown", "v-dobrev", "tzanio", "jeremylt")
 
     version("develop", branch="main")
     version("0.11.0", tag="v0.11.0")
diff --git a/var/spack/repos/builtin/packages/libcint/package.py b/var/spack/repos/builtin/packages/libcint/package.py
index 47eda8ebf7..af34bcd19e 100644
--- a/var/spack/repos/builtin/packages/libcint/package.py
+++ b/var/spack/repos/builtin/packages/libcint/package.py
@@ -11,7 +11,7 @@ class Libcint(CMakePackage):
 
     homepage = "https://github.com/sunqm/libcint"
     url = "https://github.com/sunqm/libcint/archive/v3.0.4.tar.gz"
-    maintainers = ["mfherbst"]
+    maintainers("mfherbst")
 
     #
     # Versions
diff --git a/var/spack/repos/builtin/packages/libcxxwrap-julia/package.py b/var/spack/repos/builtin/packages/libcxxwrap-julia/package.py
index d87423f080..7f2055ae9b 100644
--- a/var/spack/repos/builtin/packages/libcxxwrap-julia/package.py
+++ b/var/spack/repos/builtin/packages/libcxxwrap-julia/package.py
@@ -14,7 +14,7 @@ class LibcxxwrapJulia(CMakePackage):
     url = "https://github.com/JuliaInterop/libcxxwrap-julia/archive/refs/tags/v0.8.3.tar.gz"
     git = "https://github.com/JuliaInterop/libcxxwrap-julia.git"
 
-    maintainers = ["eloop"]
+    maintainers("eloop")
 
     # note: use the @main branch version if you're building for julia 1.7
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/libdap4/package.py b/var/spack/repos/builtin/packages/libdap4/package.py
index 03024eb1db..dae5fd80ff 100644
--- a/var/spack/repos/builtin/packages/libdap4/package.py
+++ b/var/spack/repos/builtin/packages/libdap4/package.py
@@ -17,7 +17,7 @@ class Libdap4(AutotoolsPackage):
     homepage = "https://www.opendap.org/"
     url = "https://github.com/OPENDAP/libdap4/archive/version-3.20.4.tar.gz"
 
-    maintainers = ["tjhei"]
+    maintainers("tjhei")
 
     version("3.20.4", sha256="c39fa310985cc8963029ad0d0aba784e7dbf1f70c566bd7ae58242f1bb06d24a")
 
diff --git a/var/spack/repos/builtin/packages/libdc1394/package.py b/var/spack/repos/builtin/packages/libdc1394/package.py
index a25ea23796..9e708122ae 100644
--- a/var/spack/repos/builtin/packages/libdc1394/package.py
+++ b/var/spack/repos/builtin/packages/libdc1394/package.py
@@ -12,7 +12,7 @@ class Libdc1394(AutotoolsPackage):
     homepage = "https://damien.douxchamps.net/ieee1394/libdc1394/"
     url = "https://downloads.sourceforge.net/project/libdc1394/libdc1394-2/2.2.6/libdc1394-2.2.6.tar.gz"
 
-    maintainers = ["traversaro"]
+    maintainers("traversaro")
 
     version("2.2.6", sha256="2b905fc9aa4eec6bdcf6a2ae5f5ba021232739f5be047dec8fe8dd6049c10fed")
 
diff --git a/var/spack/repos/builtin/packages/libde265/package.py b/var/spack/repos/builtin/packages/libde265/package.py
index 156afff968..b360661bee 100644
--- a/var/spack/repos/builtin/packages/libde265/package.py
+++ b/var/spack/repos/builtin/packages/libde265/package.py
@@ -15,7 +15,7 @@ class Libde265(CMakePackage):
     homepage = "https://www.libde265.org"
     url = "https://github.com/strukturag/libde265/archive/refs/tags/v1.0.9.tar.gz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("1.0.9", sha256="153554f407718a75f1e0ae197d35b43147ce282118a54f894554dbe27c32163d")
 
diff --git a/var/spack/repos/builtin/packages/libdeflate/package.py b/var/spack/repos/builtin/packages/libdeflate/package.py
index 7e74da012b..0a3c1e11c7 100644
--- a/var/spack/repos/builtin/packages/libdeflate/package.py
+++ b/var/spack/repos/builtin/packages/libdeflate/package.py
@@ -12,7 +12,7 @@ class Libdeflate(MakefilePackage):
     homepage = "https://github.com/ebiggers/libdeflate"
     url = "https://github.com/ebiggers/libdeflate/archive/v1.7.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.10", sha256="5c1f75c285cd87202226f4de49985dcb75732f527eefba2b3ddd70a8865f2533")
     version("1.7", sha256="a5e6a0a9ab69f40f0f59332106532ca76918977a974e7004977a9498e3f11350")
diff --git a/var/spack/repos/builtin/packages/libdistributed/package.py b/var/spack/repos/builtin/packages/libdistributed/package.py
index 7244ad7f8d..f036c5cb5d 100644
--- a/var/spack/repos/builtin/packages/libdistributed/package.py
+++ b/var/spack/repos/builtin/packages/libdistributed/package.py
@@ -14,7 +14,7 @@ class Libdistributed(CMakePackage):
     url = "https://github.com/robertu94/libdistributed/archive/0.0.3.tar.gz"
     git = "https://github.com/robertu94/libdistributed"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("0.4.2", sha256="ffb5e0aea2cd5ccbd7af2471059d6e70fa5ac2d6ce64fb71c6d434544c01be95")
diff --git a/var/spack/repos/builtin/packages/libdrm/package.py b/var/spack/repos/builtin/packages/libdrm/package.py
index 9a515ce22e..fafc9a4ab0 100644
--- a/var/spack/repos/builtin/packages/libdrm/package.py
+++ b/var/spack/repos/builtin/packages/libdrm/package.py
@@ -14,7 +14,7 @@ class Libdrm(Package):
     url = "https://dri.freedesktop.org/libdrm/libdrm-2.4.101.tar.xz"
     list_url = "https://dri.freedesktop.org/libdrm/"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     version("2.4.110", sha256="eecee4c4b47ed6d6ce1a9be3d6d92102548ea35e442282216d47d05293cf9737")
     version("2.4.109", sha256="629352e08c1fe84862ca046598d8a08ce14d26ab25ee1f4704f993d074cb7f26")
diff --git a/var/spack/repos/builtin/packages/libefence/package.py b/var/spack/repos/builtin/packages/libefence/package.py
index 13660a51f4..df8d0d8b89 100644
--- a/var/spack/repos/builtin/packages/libefence/package.py
+++ b/var/spack/repos/builtin/packages/libefence/package.py
@@ -16,7 +16,7 @@ class Libefence(MakefilePackage):
     homepage = "https://packages.debian.org/unstable/electric-fence"
     url = "https://deb.debian.org/debian/pool/main/e/electric-fence/electric-fence_2.2.6.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("2.2.6", sha256="a949e0dedb06cbcd444566cce1457223f2c41abd3513f21663f30f19ccc48e24")
 
diff --git a/var/spack/repos/builtin/packages/libexif/package.py b/var/spack/repos/builtin/packages/libexif/package.py
index 84c9be98b0..2a4f80de9c 100644
--- a/var/spack/repos/builtin/packages/libexif/package.py
+++ b/var/spack/repos/builtin/packages/libexif/package.py
@@ -11,7 +11,7 @@ class Libexif(AutotoolsPackage, SourceforgePackage):
     homepage = "https://sourceforge.net/projects/libexif"
     sourceforge_mirror_path = "libexif/libexif-0.6.21.tar.bz2"
 
-    maintainers = ["TheQueasle"]
+    maintainers("TheQueasle")
 
     version("0.6.21", sha256="16cdaeb62eb3e6dfab2435f7d7bccd2f37438d21c5218ec4e58efa9157d4d41a")
     depends_on("glib")
diff --git a/var/spack/repos/builtin/packages/libfabric/package.py b/var/spack/repos/builtin/packages/libfabric/package.py
index 6d5457d3f6..57a937f632 100644
--- a/var/spack/repos/builtin/packages/libfabric/package.py
+++ b/var/spack/repos/builtin/packages/libfabric/package.py
@@ -17,7 +17,7 @@ class Libfabric(AutotoolsPackage):
     homepage = "https://libfabric.org/"
     url = "https://github.com/ofiwg/libfabric/releases/download/v1.8.0/libfabric-1.8.0.tar.bz2"
     git = "https://github.com/ofiwg/libfabric.git"
-    maintainers = ["rajachan"]
+    maintainers("rajachan")
 
     executables = ["^fi_info$"]
 
diff --git a/var/spack/repos/builtin/packages/libfms/package.py b/var/spack/repos/builtin/packages/libfms/package.py
index c4aa2a5681..2dcb0beef2 100644
--- a/var/spack/repos/builtin/packages/libfms/package.py
+++ b/var/spack/repos/builtin/packages/libfms/package.py
@@ -14,7 +14,7 @@ class Libfms(CMakePackage):
 
     tags = ["FEM", "Meshes", "Fields", "High-order", "I/O", "Data-exchange"]
 
-    maintainers = ["v-dobrev", "tzanio", "cwsmith"]
+    maintainers("v-dobrev", "tzanio", "cwsmith")
 
     version("develop", branch="master")
     version("0.2.0", tag="v0.2")
diff --git a/var/spack/repos/builtin/packages/libgcrypt/package.py b/var/spack/repos/builtin/packages/libgcrypt/package.py
index a1aeafb305..bfb5fb59d7 100644
--- a/var/spack/repos/builtin/packages/libgcrypt/package.py
+++ b/var/spack/repos/builtin/packages/libgcrypt/package.py
@@ -12,7 +12,7 @@ class Libgcrypt(AutotoolsPackage):
     homepage = "https://gnupg.org/software/libgcrypt/index.html"
     url = "https://gnupg.org/ftp/gcrypt/libgcrypt/libgcrypt-1.8.5.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.10.1", sha256="ef14ae546b0084cd84259f61a55e07a38c3b53afc0f546bffcef2f01baffe9de")
     version("1.10.0", sha256="6a00f5c05caa4c4acc120c46b63857da0d4ff61dc4b4b03933fa8d46013fae81")
diff --git a/var/spack/repos/builtin/packages/libgeotiff/package.py b/var/spack/repos/builtin/packages/libgeotiff/package.py
index 7d5d10edb0..415ed079ab 100644
--- a/var/spack/repos/builtin/packages/libgeotiff/package.py
+++ b/var/spack/repos/builtin/packages/libgeotiff/package.py
@@ -15,7 +15,7 @@ class Libgeotiff(AutotoolsPackage):
     homepage = "https://trac.osgeo.org/geotiff/"
     url = "https://download.osgeo.org/geotiff/libgeotiff/libgeotiff-1.6.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.6.0", sha256="9311017e5284cffb86f2c7b7a9df1fb5ebcdc61c30468fb2e6bca36e4272ebca")
     version("1.5.1", sha256="f9e99733c170d11052f562bcd2c7cb4de53ed405f7acdde4f16195cd3ead612c")
diff --git a/var/spack/repos/builtin/packages/libgff/package.py b/var/spack/repos/builtin/packages/libgff/package.py
index 64983a1225..df3451a37c 100644
--- a/var/spack/repos/builtin/packages/libgff/package.py
+++ b/var/spack/repos/builtin/packages/libgff/package.py
@@ -14,6 +14,6 @@ class Libgff(CMakePackage):
     url = "https://github.com/COMBINE-lab/libgff/archive/v2.0.0.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["ajxander12"]
+    maintainers("ajxander12")
 
     version("2.0.0", sha256="7656b19459a7ca7d2fd0fcec4f2e0fd0deec1b4f39c703a114e8f4c22d82a99c")
diff --git a/var/spack/repos/builtin/packages/libgpg-error/package.py b/var/spack/repos/builtin/packages/libgpg-error/package.py
index 41ae301694..dc753c0d0e 100644
--- a/var/spack/repos/builtin/packages/libgpg-error/package.py
+++ b/var/spack/repos/builtin/packages/libgpg-error/package.py
@@ -12,7 +12,7 @@ class LibgpgError(AutotoolsPackage):
     homepage = "https://www.gnupg.org/related_software/libgpg-error/index.en.html"
     url = "https://gnupg.org/ftp/gcrypt/libgpg-error/libgpg-error-1.37.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.46", sha256="b7e11a64246bbe5ef37748de43b245abd72cfcd53c9ae5e7fc5ca59f1c81268d")
     version("1.45", sha256="570f8ee4fb4bff7b7495cff920c275002aea2147e9a1d220c068213267f80a26")
diff --git a/var/spack/repos/builtin/packages/libhio/package.py b/var/spack/repos/builtin/packages/libhio/package.py
index 3d3a3a6fec..0c457172e6 100644
--- a/var/spack/repos/builtin/packages/libhio/package.py
+++ b/var/spack/repos/builtin/packages/libhio/package.py
@@ -17,7 +17,7 @@ class Libhio(AutotoolsPackage):
     homepage = "https://github.com/hpc/libhio"
     url = "https://github.com/hpc/libhio/releases/download/hio.1.4.1.0/libhio-1.4.1.0.tar.bz2"
     git = "https://github.com/hpc/libhio.git"
-    maintainers = ["plamborn"]
+    maintainers("plamborn")
 
     #
     # We don't include older versions since they are missing features
diff --git a/var/spack/repos/builtin/packages/libiberty/package.py b/var/spack/repos/builtin/packages/libiberty/package.py
index cff67b5b14..d08c6455b4 100644
--- a/var/spack/repos/builtin/packages/libiberty/package.py
+++ b/var/spack/repos/builtin/packages/libiberty/package.py
@@ -17,7 +17,7 @@ class Libiberty(AutotoolsPackage, GNUMirrorPackage):
 
     homepage = "https://www.gnu.org/software/binutils/"
     gnu_mirror_path = "binutils/binutils-2.31.1.tar.xz"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     version("2.37", sha256="820d9724f020a3e69cb337893a0b63c2db161dadcb0e06fc11dc29eb1e84a32c")
     version("2.36.1", sha256="e81d9edf373f193af428a0f256674aea62a9d74dfe93f65192d4eae030b0f3b0")
diff --git a/var/spack/repos/builtin/packages/libid3tag/package.py b/var/spack/repos/builtin/packages/libid3tag/package.py
index 3b03f7b6f2..ca61a48e99 100644
--- a/var/spack/repos/builtin/packages/libid3tag/package.py
+++ b/var/spack/repos/builtin/packages/libid3tag/package.py
@@ -13,7 +13,7 @@ class Libid3tag(AutotoolsPackage):
     homepage = "https://www.underbit.com/products/mad/"
     url = "ftp://ftp.mars.org/pub/mpeg/libid3tag-0.15.1b.tar.gz"
 
-    maintainers = ["TheQueasle"]
+    maintainers("TheQueasle")
 
     version("0.15.1b", "63da4f6e7997278f8a3fef4c6a372d342f705051d1eeb6a46a86b03610e26151")
 
diff --git a/var/spack/repos/builtin/packages/libint/package.py b/var/spack/repos/builtin/packages/libint/package.py
index 389b554035..6a4500d9de 100644
--- a/var/spack/repos/builtin/packages/libint/package.py
+++ b/var/spack/repos/builtin/packages/libint/package.py
@@ -29,7 +29,7 @@ class Libint(AutotoolsPackage):
     homepage = "https://github.com/evaleev/libint"
     url = "https://github.com/evaleev/libint/archive/v2.1.0.tar.gz"
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("2.6.0", sha256="4ae47e8f0b5632c3d2a956469a7920896708e9f0e396ec10071b8181e4c8d9fa")
     version("2.4.2", sha256="86dff38065e69a3a51d15cfdc638f766044cb87e5c6682d960c14f9847e2eac3")
diff --git a/var/spack/repos/builtin/packages/libjwt/package.py b/var/spack/repos/builtin/packages/libjwt/package.py
index 14f26add22..59e279be9d 100644
--- a/var/spack/repos/builtin/packages/libjwt/package.py
+++ b/var/spack/repos/builtin/packages/libjwt/package.py
@@ -13,7 +13,7 @@ class Libjwt(AutotoolsPackage):
     git = "https://github.com/benmcollins/libjwt"
     url = "https://github.com/benmcollins/libjwt/archive/v1.12.0.tar.gz"
 
-    maintainers = ["bollig"]
+    maintainers("bollig")
 
     version("1.13.1", sha256="4df55ac89c6692adaf3badb43daf3241fd876612c9ab627e250dfc4bb59993d9")
     version("1.12.1", sha256="d29e4250d437340b076350e910e69fd5539ef8b92528d0306745cec0e343cc17")
diff --git a/var/spack/repos/builtin/packages/libksba/package.py b/var/spack/repos/builtin/packages/libksba/package.py
index 171d98bf08..44f22fd6c0 100644
--- a/var/spack/repos/builtin/packages/libksba/package.py
+++ b/var/spack/repos/builtin/packages/libksba/package.py
@@ -15,7 +15,7 @@ class Libksba(AutotoolsPackage):
     homepage = "https://gnupg.org/software/libksba/index.html"
     url = "https://gnupg.org/ftp/gcrypt/libksba/libksba-1.3.5.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.6.3", sha256="3f72c68db30971ebbf14367527719423f0a4d5f8103fc9f4a1c01a9fa440de5c")
 
diff --git a/var/spack/repos/builtin/packages/liblbfgs/package.py b/var/spack/repos/builtin/packages/liblbfgs/package.py
index bb7a228559..410eaa7b31 100644
--- a/var/spack/repos/builtin/packages/liblbfgs/package.py
+++ b/var/spack/repos/builtin/packages/liblbfgs/package.py
@@ -18,7 +18,7 @@ class Liblbfgs(AutotoolsPackage):
     url = "https://github.com/downloads/chokkan/liblbfgs/liblbfgs-1.10.tar.gz"
     git = "https://github.com/chokkan/liblbfgs.git"
 
-    maintainers = ["RemiLacroix-IDRIS"]
+    maintainers("RemiLacroix-IDRIS")
 
     version("master", branch="master")
     version("1.10", sha256="4158ab7402b573e5c69d5f6b03c973047a91e16ca5737d3347e3af9c906868cf")
diff --git a/var/spack/repos/builtin/packages/libmd/package.py b/var/spack/repos/builtin/packages/libmd/package.py
index 179a137df8..7a5d8588ea 100644
--- a/var/spack/repos/builtin/packages/libmd/package.py
+++ b/var/spack/repos/builtin/packages/libmd/package.py
@@ -14,7 +14,7 @@ class Libmd(AutotoolsPackage):
     homepage = "https://www.hadrons.org/software/libmd/"
     url = "https://archive.hadrons.org/software/libmd/libmd-1.0.3.tar.xz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("1.0.4", sha256="f51c921042e34beddeded4b75557656559cf5b1f2448033b4c1eec11c07e530f")
     version("1.0.3", sha256="5a02097f95cc250a3f1001865e4dbba5f1d15554120f95693c0541923c52af4a")
diff --git a/var/spack/repos/builtin/packages/libmicrohttpd/package.py b/var/spack/repos/builtin/packages/libmicrohttpd/package.py
index 03dac00937..0daa986c40 100644
--- a/var/spack/repos/builtin/packages/libmicrohttpd/package.py
+++ b/var/spack/repos/builtin/packages/libmicrohttpd/package.py
@@ -14,7 +14,7 @@ class Libmicrohttpd(AutotoolsPackage):
     homepage = "https://www.gnu.org/software/libmicrohttpd/"
     url = "https://ftp.gnu.org/gnu/libmicrohttpd/libmicrohttpd-0.9.71.tar.gz"
 
-    maintainers = ["hainest"]
+    maintainers("hainest")
 
     version("0.9.71", "e8f445e85faf727b89e9f9590daea4473ae00ead38b237cf1eda55172b89b182")
     version("0.9.70", "90d0a3d396f96f9bc41eb0f7e8187796049285fabef82604acd4879590977307")
diff --git a/var/spack/repos/builtin/packages/libmonitor/package.py b/var/spack/repos/builtin/packages/libmonitor/package.py
index d8cc1e9c2c..ee5936d237 100644
--- a/var/spack/repos/builtin/packages/libmonitor/package.py
+++ b/var/spack/repos/builtin/packages/libmonitor/package.py
@@ -13,7 +13,7 @@ class Libmonitor(AutotoolsPackage):
 
     homepage = "https://github.com/HPCToolkit/libmonitor"
     git = "https://github.com/HPCToolkit/libmonitor.git"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     version("master", branch="master")
     version("2022.09.02", commit="4ae16dab0ba5fbda0ffe28df523613ea22cb85ae")
diff --git a/var/spack/repos/builtin/packages/libmypaint/package.py b/var/spack/repos/builtin/packages/libmypaint/package.py
index 75805d41d6..3896281b20 100644
--- a/var/spack/repos/builtin/packages/libmypaint/package.py
+++ b/var/spack/repos/builtin/packages/libmypaint/package.py
@@ -14,7 +14,7 @@ class Libmypaint(AutotoolsPackage):
     homepage = "https://github.com/mypaint/libmypaint"
     url = "https://github.com/mypaint/libmypaint/releases/download/v1.6.1/libmypaint-1.6.1.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("1.6.1", sha256="741754f293f6b7668f941506da07cd7725629a793108bb31633fb6c3eae5315f")
     version("1.6.0", sha256="a5ec3624ba469b7b35fd66b6fbee7f07285b7a7813d02291ac9b10e46618140e")
diff --git a/var/spack/repos/builtin/packages/libnetworkit/package.py b/var/spack/repos/builtin/packages/libnetworkit/package.py
index 3f06ab67b5..dd003efd89 100644
--- a/var/spack/repos/builtin/packages/libnetworkit/package.py
+++ b/var/spack/repos/builtin/packages/libnetworkit/package.py
@@ -20,7 +20,7 @@ class Libnetworkit(CMakePackage):
     homepage = "https://networkit.github.io/"
     url = "https://github.com/networkit/networkit/archive/6.1.tar.gz"
 
-    maintainers = ["fabratu"]
+    maintainers("fabratu")
 
     version("9.0", sha256="c574473bc7d86934f0f4b3049c0eeb9c4444cfa873e5fecda194ee5b1930f82c")
     version("8.1", sha256="0a22eb839606b9fabfa68c7add12c4de5eee735c6f8bb34420e5916ce5d7f829")
diff --git a/var/spack/repos/builtin/packages/libpfm4/package.py b/var/spack/repos/builtin/packages/libpfm4/package.py
index 1cbc109b60..bbecfc759c 100644
--- a/var/spack/repos/builtin/packages/libpfm4/package.py
+++ b/var/spack/repos/builtin/packages/libpfm4/package.py
@@ -13,7 +13,7 @@ class Libpfm4(MakefilePackage):
 
     homepage = "http://perfmon2.sourceforge.net"
     url = "https://downloads.sourceforge.net/project/perfmon2/libpfm4/libpfm-4.12.0.tar.gz"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     version("4.12.0", sha256="4b0c1f53f39a61525b69bebf532c68040c1b984d7544a8ae0844b13cd91e1ee4")
     version("4.11.0", sha256="5da5f8872bde14b3634c9688d980f68bda28b510268723cc12973eedbab9fecc")
diff --git a/var/spack/repos/builtin/packages/libpng/package.py b/var/spack/repos/builtin/packages/libpng/package.py
index 3c8456b0f3..ddf5d757e3 100644
--- a/var/spack/repos/builtin/packages/libpng/package.py
+++ b/var/spack/repos/builtin/packages/libpng/package.py
@@ -13,7 +13,7 @@ class Libpng(AutotoolsPackage):
     url = "https://prdownloads.sourceforge.net/libpng/libpng-1.6.37.tar.xz"
     git = "https://github.com/glennrp/libpng.git"
 
-    maintainers = ["AlexanderRichert-NOAA"]
+    maintainers("AlexanderRichert-NOAA")
 
     version("1.6.37", sha256="505e70834d35383537b6491e7ae8641f1a4bed1876dbfe361201fc80868d88ca")
     # From http://www.libpng.org/pub/png/libpng.html (2019-04-15)
diff --git a/var/spack/repos/builtin/packages/libpressio-adios2/package.py b/var/spack/repos/builtin/packages/libpressio-adios2/package.py
index 2638cb6925..c22dcce1c4 100644
--- a/var/spack/repos/builtin/packages/libpressio-adios2/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-adios2/package.py
@@ -12,7 +12,7 @@ class LibpressioAdios2(CMakePackage):
     homepage = "https://github.com/robertu94/libpressio_adios2"
     url = "https://github.com/robertu94/libpressio_adios2/archive/refs/tags/0.0.1.tar.gz"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("0.0.2", sha256="8ab4b5a0dd8038d52f54aa9b5a67b83a8f7cd096db4c5a413fe0c6caf678e402")
     version("0.0.1", sha256="ab9c7e26114e8d81f8ad8aca703855079cd3441f9b72e01d9b4aeb0c57ce0746")
diff --git a/var/spack/repos/builtin/packages/libpressio-errorinjector/package.py b/var/spack/repos/builtin/packages/libpressio-errorinjector/package.py
index a94c89a368..3c8b5d1d0e 100644
--- a/var/spack/repos/builtin/packages/libpressio-errorinjector/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-errorinjector/package.py
@@ -12,7 +12,7 @@ class LibpressioErrorinjector(CMakePackage):
     homepage = "https://github.com/robertu94/libpressio-errorinjector"
     git = "https://github.com/robertu94/libpressio-errorinjector"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("0.8.0", commit="0bfac9a06b1ae34a872b8b599dd4ccb46aa2db4e")
     version("0.7.0", commit="0b5a5b15121be248a3e5af925f9ad88b3d43fef6")
diff --git a/var/spack/repos/builtin/packages/libpressio-nvcomp/package.py b/var/spack/repos/builtin/packages/libpressio-nvcomp/package.py
index e61c20e25c..dd665c5da4 100644
--- a/var/spack/repos/builtin/packages/libpressio-nvcomp/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-nvcomp/package.py
@@ -13,7 +13,7 @@ class LibpressioNvcomp(CMakePackage, CudaPackage):
     url = "https://github.com/robertu94/libpressio-nvcomp/archive/refs/tags/0.0.3.tar.gz"
     git = "https://github.com/robertu94/libpressio-nvcomp"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("0.0.3", sha256="21409d34f9281bfd7b83b74f5f8fc6d34794f3161391405538c060fb59534597")
     version("0.0.2", commit="38d7aa7c283681cbe5b7f17b900f72f9f25be51c")
diff --git a/var/spack/repos/builtin/packages/libpressio-opt/package.py b/var/spack/repos/builtin/packages/libpressio-opt/package.py
index cb3576a6b6..564b15d2a6 100644
--- a/var/spack/repos/builtin/packages/libpressio-opt/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-opt/package.py
@@ -13,7 +13,7 @@ class LibpressioOpt(CMakePackage):
     git = "git@github.com:robertu94/libpressio_opt"
     url = "https://github.com/robertu94/libpressio_opt/archive/refs/tags/0.11.0.tar.gz"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("develop", branch="develop")
     version("sdr-develop", branch="develop", git="git@github.com:szcompressor/SDRFramework")
diff --git a/var/spack/repos/builtin/packages/libpressio-rmetric/package.py b/var/spack/repos/builtin/packages/libpressio-rmetric/package.py
index c0ae1a0b43..60b321670a 100644
--- a/var/spack/repos/builtin/packages/libpressio-rmetric/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-rmetric/package.py
@@ -13,7 +13,7 @@ class LibpressioRmetric(CMakePackage):
     git = "https://github.com/robertu94/libpressio-rmetric"
     homepage = git
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     # note versions <= 0.0.3 do not build with spack
diff --git a/var/spack/repos/builtin/packages/libpressio-sperr/package.py b/var/spack/repos/builtin/packages/libpressio-sperr/package.py
index 5519859f32..c839e15735 100644
--- a/var/spack/repos/builtin/packages/libpressio-sperr/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-sperr/package.py
@@ -13,7 +13,7 @@ class LibpressioSperr(CMakePackage):
     url = "https://github.com/robertu94/libpressio-sperr/archive/refs/tags/0.0.1.tar.gz"
     git = homepage
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     depends_on("libpressio@0.88.0:", when="@0.0.3:")
     depends_on("libpressio@:0.88.0", when="@:0.0.2")
diff --git a/var/spack/repos/builtin/packages/libpressio-tools/package.py b/var/spack/repos/builtin/packages/libpressio-tools/package.py
index c628b039a1..640e16f087 100644
--- a/var/spack/repos/builtin/packages/libpressio-tools/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-tools/package.py
@@ -13,7 +13,7 @@ class LibpressioTools(CMakePackage):
     url = "https://github.com/robertu94/pressio-tools/archive/refs/tags/0.0.15.tar.gz"
     git = "https://github.com/robertu94/pressio-tools"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
     tags = ["e4s"]
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/libpressio-tthresh/package.py b/var/spack/repos/builtin/packages/libpressio-tthresh/package.py
index 6cb4e9d055..f3d48f5165 100644
--- a/var/spack/repos/builtin/packages/libpressio-tthresh/package.py
+++ b/var/spack/repos/builtin/packages/libpressio-tthresh/package.py
@@ -13,7 +13,7 @@ class LibpressioTthresh(CMakePackage):
     url = "https://github.com/robertu94/libpressio_tthresh/archive/refs/tags/0.0.1.tar.gz"
     git = homepage
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("main", branch="main")
     version("0.0.6", sha256="e9dc4754421d892a86516c6bb892f6ff582e9ea3c242c1c052104e4f6944cbec")
diff --git a/var/spack/repos/builtin/packages/libpressio/package.py b/var/spack/repos/builtin/packages/libpressio/package.py
index 90130a9341..2e6721bb8b 100644
--- a/var/spack/repos/builtin/packages/libpressio/package.py
+++ b/var/spack/repos/builtin/packages/libpressio/package.py
@@ -15,7 +15,7 @@ class Libpressio(CMakePackage, CudaPackage):
     git = "https://github.com/robertu94/libpressio"
 
     tags = ["e4s"]
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     tests_require_compiler = True
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/libpulsar/package.py b/var/spack/repos/builtin/packages/libpulsar/package.py
index 5e01ec0669..5fc0306b04 100644
--- a/var/spack/repos/builtin/packages/libpulsar/package.py
+++ b/var/spack/repos/builtin/packages/libpulsar/package.py
@@ -14,7 +14,7 @@ class Libpulsar(CMakePackage):
     homepage = "https://github.com/apache/pulsar"
     url = "https://github.com/apache/pulsar/archive/v2.7.0.tar.gz"
 
-    maintainers = ["aahmed-se"]
+    maintainers("aahmed-se")
 
     version("2.7.0", sha256="5bf8e5115075e12c848a9e4474cd47067c3200f7ff13c45f624f7383287e8e5e")
 
diff --git a/var/spack/repos/builtin/packages/libqrencode/package.py b/var/spack/repos/builtin/packages/libqrencode/package.py
index c8a9a86c5f..b9ae9631b6 100644
--- a/var/spack/repos/builtin/packages/libqrencode/package.py
+++ b/var/spack/repos/builtin/packages/libqrencode/package.py
@@ -14,7 +14,7 @@ class Libqrencode(AutotoolsPackage):
     url = "https://github.com/fukuchi/libqrencode/archive/v4.1.1.tar.gz"
     git = "https://github.com/fukuchi/libqrencode.git"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("master", branch="master")
     version("4.1.1", sha256="5385bc1b8c2f20f3b91d258bf8ccc8cf62023935df2d2676b5b67049f31a049c")
diff --git a/var/spack/repos/builtin/packages/libquo/package.py b/var/spack/repos/builtin/packages/libquo/package.py
index 2104478929..49bff95eba 100644
--- a/var/spack/repos/builtin/packages/libquo/package.py
+++ b/var/spack/repos/builtin/packages/libquo/package.py
@@ -15,7 +15,7 @@ class Libquo(AutotoolsPackage):
     url = "https://lanl.github.io/libquo/dists/libquo-1.3.1.tar.gz"
     git = "https://github.com/lanl/libquo.git"
 
-    maintainers = ["samuelkgutierrez"]
+    maintainers("samuelkgutierrez")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/libreproc/package.py b/var/spack/repos/builtin/packages/libreproc/package.py
index fd7437d611..d39eada315 100644
--- a/var/spack/repos/builtin/packages/libreproc/package.py
+++ b/var/spack/repos/builtin/packages/libreproc/package.py
@@ -12,7 +12,7 @@ class Libreproc(CMakePackage):
     homepage = "https://github.com/DaanDeMeyer/reproc/"
     url = "https://github.com/DaanDeMeyer/reproc/archive/v14.2.4.tar.gz"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("14.2.4", sha256="55c780f7faa5c8cabd83ebbb84b68e5e0e09732de70a129f6b3c801e905415dd")
 
diff --git a/var/spack/repos/builtin/packages/libressl/package.py b/var/spack/repos/builtin/packages/libressl/package.py
index 1109f51436..d436df8abf 100644
--- a/var/spack/repos/builtin/packages/libressl/package.py
+++ b/var/spack/repos/builtin/packages/libressl/package.py
@@ -14,7 +14,7 @@ class Libressl(AutotoolsPackage):
     homepage = "https://www.libressl.org"
     url = "https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.6.1.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("3.6.1", sha256="acfac61316e93b919c28d62d53037ca734de85c46b4d703f19fd8395cf006774")
 
diff --git a/var/spack/repos/builtin/packages/libsakura/package.py b/var/spack/repos/builtin/packages/libsakura/package.py
index ba155eb2b0..196988a772 100644
--- a/var/spack/repos/builtin/packages/libsakura/package.py
+++ b/var/spack/repos/builtin/packages/libsakura/package.py
@@ -13,7 +13,7 @@ class Libsakura(CMakePackage):
     homepage = "https://alma-intweb.mtk.nao.ac.jp/~sakura/api/html/index.html"
     url = "https://alma-dl.mtk.nao.ac.jp/ftp/sakura/releases/src/libsakura-4.0.2065/libsakura-4.0.2065.tar.gz"
 
-    maintainers = ["mpokorny"]
+    maintainers("mpokorny")
 
     version("4.0.2065", sha256="3fde3713b1ca539f0b2397ec72a0086a3138ef63f89dce4be51ee60585df995f")
     version("3.0.2025", sha256="381a49d57cbc88dea15e08f7ed64ba57481d25bce8e5f68938dd4b6a30589c16")
diff --git a/var/spack/repos/builtin/packages/libsignal-protocol-c/package.py b/var/spack/repos/builtin/packages/libsignal-protocol-c/package.py
index abd150a35a..27fa1a2421 100644
--- a/var/spack/repos/builtin/packages/libsignal-protocol-c/package.py
+++ b/var/spack/repos/builtin/packages/libsignal-protocol-c/package.py
@@ -12,6 +12,6 @@ class LibsignalProtocolC(CMakePackage):
     homepage = "https://signal.org/en/"
     url = "https://github.com/signalapp/libsignal-protocol-c/archive/refs/tags/v2.3.3.tar.gz"
 
-    maintainers = ["pwablito"]
+    maintainers("pwablito")
 
     version("2.3.3", sha256="c22e7690546e24d46210ca92dd808f17c3102e1344cd2f9a370136a96d22319d")
diff --git a/var/spack/repos/builtin/packages/libslirp/package.py b/var/spack/repos/builtin/packages/libslirp/package.py
index 67397fe87e..ec8b06e8c5 100644
--- a/var/spack/repos/builtin/packages/libslirp/package.py
+++ b/var/spack/repos/builtin/packages/libslirp/package.py
@@ -11,7 +11,7 @@ class Libslirp(MesonPackage):
 
     homepage = "https://gitlab.freedesktop.org/slirp/libslirp"
     url = "https://gitlab.freedesktop.org/slirp/libslirp/-/archive/v4.6.1/libslirp-v4.6.1.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("4.6.1", sha256="69ad4df0123742a29cc783b35de34771ed74d085482470df6313b6abeb799b11")
 
diff --git a/var/spack/repos/builtin/packages/libsolv/package.py b/var/spack/repos/builtin/packages/libsolv/package.py
index 69ab14d032..e3b5d61e03 100644
--- a/var/spack/repos/builtin/packages/libsolv/package.py
+++ b/var/spack/repos/builtin/packages/libsolv/package.py
@@ -12,7 +12,7 @@ class Libsolv(CMakePackage):
     homepage = "https://en.opensuse.org/OpenSUSE:Libzypp_satsolver"
     url = "https://github.com/opensuse/libsolv/archive/0.7.22.tar.gz"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("0.7.22", sha256="968aef452b5493751fa0168cd58745a77c755e202a43fe8d549d791eb16034d5")
 
diff --git a/var/spack/repos/builtin/packages/libsplash/package.py b/var/spack/repos/builtin/packages/libsplash/package.py
index d429b8bcc0..6df12beb7d 100644
--- a/var/spack/repos/builtin/packages/libsplash/package.py
+++ b/var/spack/repos/builtin/packages/libsplash/package.py
@@ -18,7 +18,7 @@ class Libsplash(CMakePackage):
     homepage = "https://github.com/ComputationalRadiationPhysics/libSplash"
     url = "https://github.com/ComputationalRadiationPhysics/libSplash/archive/v1.4.0.tar.gz"
     git = "https://github.com/ComputationalRadiationPhysics/libSplash.git"
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/libstdcompat/package.py b/var/spack/repos/builtin/packages/libstdcompat/package.py
index eb0859d94f..cd3cf18344 100644
--- a/var/spack/repos/builtin/packages/libstdcompat/package.py
+++ b/var/spack/repos/builtin/packages/libstdcompat/package.py
@@ -13,7 +13,7 @@ class Libstdcompat(CMakePackage):
     url = "https://github.com/robertu94/std_compat/archive/0.0.1.tar.gz"
     git = "https://github.com/robertu94/std_compat"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("0.0.15", sha256="af374a8883a32d874f6cd18cce4e4344e32f9d60754be403a5ac7114feca2a28")
diff --git a/var/spack/repos/builtin/packages/libtiff/package.py b/var/spack/repos/builtin/packages/libtiff/package.py
index 2558a0b403..b11f7fbaf1 100644
--- a/var/spack/repos/builtin/packages/libtiff/package.py
+++ b/var/spack/repos/builtin/packages/libtiff/package.py
@@ -36,7 +36,7 @@ class Libtiff(CMakePackage, AutotoolsPackage):
     homepage = "http://www.simplesystems.org/libtiff/"
     url = "https://download.osgeo.org/libtiff/tiff-4.1.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("4.4.0", sha256="917223b37538959aca3b790d2d73aa6e626b688e02dcda272aec24c2f498abed")
     version("4.3.0", sha256="0e46e5acb087ce7d1ac53cf4f56a09b221537fc86dfc5daaad1c2e89e1b37ac8")
diff --git a/var/spack/repos/builtin/packages/libtlx/package.py b/var/spack/repos/builtin/packages/libtlx/package.py
index 82458fd0d8..342fd38b71 100644
--- a/var/spack/repos/builtin/packages/libtlx/package.py
+++ b/var/spack/repos/builtin/packages/libtlx/package.py
@@ -23,7 +23,7 @@ class Libtlx(CMakePackage):
     homepage = "https://tlx.github.io/"
     url = "https://github.com/tlx/tlx/archive/v0.5.20191212.tar.gz"
 
-    maintainers = ["fabratu"]
+    maintainers("fabratu")
 
     version(
         "0.5.20200222", sha256="99e63691af3ada066682243f3a65cd6eb32700071cdd6cfedb18777b5ff5ff4d"
diff --git a/var/spack/repos/builtin/packages/libtree/package.py b/var/spack/repos/builtin/packages/libtree/package.py
index 0d7c631787..8cc847ae1f 100644
--- a/var/spack/repos/builtin/packages/libtree/package.py
+++ b/var/spack/repos/builtin/packages/libtree/package.py
@@ -13,7 +13,7 @@ class Libtree(MakefilePackage, CMakePackage):
     homepage = "https://github.com/haampie/libtree"
     git = "https://github.com/haampie/libtree.git"
     url = "https://github.com/haampie/libtree/archive/refs/tags/v2.0.0.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("master", branch="master")
     version("3.1.1", sha256="6148436f54296945d22420254dd78e1829d60124bb2f5b9881320a6550f73f5c")
diff --git a/var/spack/repos/builtin/packages/libunistring/package.py b/var/spack/repos/builtin/packages/libunistring/package.py
index 34459dfb4d..d708b52437 100644
--- a/var/spack/repos/builtin/packages/libunistring/package.py
+++ b/var/spack/repos/builtin/packages/libunistring/package.py
@@ -13,7 +13,7 @@ class Libunistring(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.gnu.org/software/libunistring/"
     gnu_mirror_path = "libunistring/libunistring-0.9.10.tar.xz"
     git = "https://git.savannah.gnu.org/git/libunistring.git"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("master", branch="master")
     version("1.1", sha256="827c1eb9cb6e7c738b171745dac0888aa58c5924df2e59239318383de0729b98")
diff --git a/var/spack/repos/builtin/packages/libunwind/package.py b/var/spack/repos/builtin/packages/libunwind/package.py
index 1c894bc942..39f806486b 100644
--- a/var/spack/repos/builtin/packages/libunwind/package.py
+++ b/var/spack/repos/builtin/packages/libunwind/package.py
@@ -13,7 +13,7 @@ class Libunwind(AutotoolsPackage):
     homepage = "https://www.nongnu.org/libunwind/"
     url = "http://download.savannah.gnu.org/releases/libunwind/libunwind-1.1.tar.gz"
     git = "https://github.com/libunwind/libunwind"
-    maintainers = ["mwkrentel"]
+    maintainers("mwkrentel")
 
     version("master", branch="master")
     version("1.6-stable", branch="v1.6-stable")
diff --git a/var/spack/repos/builtin/packages/libvori/package.py b/var/spack/repos/builtin/packages/libvori/package.py
index 9da2577d56..bf6e85bfd6 100644
--- a/var/spack/repos/builtin/packages/libvori/package.py
+++ b/var/spack/repos/builtin/packages/libvori/package.py
@@ -12,7 +12,7 @@ class Libvori(CMakePackage):
     homepage = "https://brehm-research.de/voronoi.php"
     url = "https://www.cp2k.org/static/downloads/libvori-201217.tar.gz"
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("210412", sha256="331886aea9d093d8c44b95a07fab13d47f101b1f94a0640d7d670eb722bf90ac")
     version("201229", sha256="da0afb292c94f8de2aaebfd0b692d15ffd86083cb8a48478b07ca93823decc06")
diff --git a/var/spack/repos/builtin/packages/libwebsockets/package.py b/var/spack/repos/builtin/packages/libwebsockets/package.py
index e6cb43d0f4..0682830455 100644
--- a/var/spack/repos/builtin/packages/libwebsockets/package.py
+++ b/var/spack/repos/builtin/packages/libwebsockets/package.py
@@ -11,7 +11,7 @@ class Libwebsockets(CMakePackage):
 
     homepage = "https://github.com/warmcat/libwebsockets"
     url = "https://github.com/warmcat/libwebsockets/archive/v2.1.0.tar.gz"
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("2.2.1", sha256="e7f9eaef258e003c9ada0803a9a5636757a5bc0a58927858834fb38a87d18ad2")
     version("2.1.1", sha256="96183cbdfcd6e6a3d9465e854a924b7bfde6c8c6d3384d6159ad797c2e823b4d")
diff --git a/var/spack/repos/builtin/packages/libwhich/package.py b/var/spack/repos/builtin/packages/libwhich/package.py
index 71a6bbccaa..fece55039d 100644
--- a/var/spack/repos/builtin/packages/libwhich/package.py
+++ b/var/spack/repos/builtin/packages/libwhich/package.py
@@ -15,7 +15,7 @@ class Libwhich(Package):
     url = "https://github.com/vtjnash/libwhich/archive/refs/tags/v1.1.0.tar.gz"
     git = "https://github.com/vtjnash/libwhich.git"
 
-    maintainers = ["dmageeLANL"]
+    maintainers("dmageeLANL")
 
     version("master", branch="master")
     version("1.1.0", sha256="f1c30bf7396859ad437a5db74e9e328fb4b4e1379457121e28a3524b1e3a0b3f")
diff --git a/var/spack/repos/builtin/packages/libwmf/package.py b/var/spack/repos/builtin/packages/libwmf/package.py
index ee89484f0f..1bd0751708 100644
--- a/var/spack/repos/builtin/packages/libwmf/package.py
+++ b/var/spack/repos/builtin/packages/libwmf/package.py
@@ -13,7 +13,7 @@ class Libwmf(AutotoolsPackage):
     homepage = "https://github.com/caolanm/libwmf"
     url = "https://github.com/caolanm/libwmf/archive/refs/tags/v0.2.12.tar.gz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     parallel = False
 
diff --git a/var/spack/repos/builtin/packages/libxcrypt/package.py b/var/spack/repos/builtin/packages/libxcrypt/package.py
index 3998139fc7..37ecd05742 100644
--- a/var/spack/repos/builtin/packages/libxcrypt/package.py
+++ b/var/spack/repos/builtin/packages/libxcrypt/package.py
@@ -11,7 +11,7 @@ class Libxcrypt(AutotoolsPackage):
 
     homepage = "https://github.com/besser82/libxcrypt"
     url = "https://github.com/besser82/libxcrypt/releases/download/v4.4.30/libxcrypt-4.4.30.tar.xz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     def url_for_version(self, version):
         if version <= Version("4.4.17"):
diff --git a/var/spack/repos/builtin/packages/libxsmm/package.py b/var/spack/repos/builtin/packages/libxsmm/package.py
index 09ac86c106..4e853c41cf 100644
--- a/var/spack/repos/builtin/packages/libxsmm/package.py
+++ b/var/spack/repos/builtin/packages/libxsmm/package.py
@@ -18,7 +18,7 @@ class Libxsmm(MakefilePackage):
     url = "https://github.com/hfp/libxsmm/archive/1.17.tar.gz"
     git = "https://github.com/hfp/libxsmm.git"
 
-    maintainers = ["hfp"]
+    maintainers("hfp")
 
     version("main", branch="main")
     version("1.17", sha256="8b642127880e92e8a75400125307724635ecdf4020ca4481e5efe7640451bb92")
diff --git a/var/spack/repos/builtin/packages/likwid/package.py b/var/spack/repos/builtin/packages/likwid/package.py
index d238c18666..4398dd330f 100644
--- a/var/spack/repos/builtin/packages/likwid/package.py
+++ b/var/spack/repos/builtin/packages/likwid/package.py
@@ -22,7 +22,7 @@ class Likwid(Package):
     homepage = "https://hpc.fau.de/research/tools/likwid/"
     url = "https://github.com/RRZE-HPC/likwid/archive/v5.0.0.tar.gz"
     git = "https://github.com/RRZE-HPC/likwid.git"
-    maintainers = ["TomTheBear"]
+    maintainers("TomTheBear")
 
     version("5.2.2", sha256="7dda6af722e04a6c40536fc9f89766ce10f595a8569b29e80563767a6a8f940e")
     version("5.2.1", sha256="1b8e668da117f24302a344596336eca2c69d2bc2f49fa228ca41ea0688f6cbc2")
diff --git a/var/spack/repos/builtin/packages/linktest/package.py b/var/spack/repos/builtin/packages/linktest/package.py
index 846fa9c64d..6456382001 100644
--- a/var/spack/repos/builtin/packages/linktest/package.py
+++ b/var/spack/repos/builtin/packages/linktest/package.py
@@ -16,7 +16,7 @@ class Linktest(MakefilePackage):
     )
     url = "https://apps.fz-juelich.de/jsc/linktest/download.php?version=1.2p1"
 
-    maintainers = ["pramodk"]
+    maintainers("pramodk")
 
     version(
         "1.2p1",
diff --git a/var/spack/repos/builtin/packages/llvm-amdgpu/package.py b/var/spack/repos/builtin/packages/llvm-amdgpu/package.py
index 7975675a97..361635b08b 100644
--- a/var/spack/repos/builtin/packages/llvm-amdgpu/package.py
+++ b/var/spack/repos/builtin/packages/llvm-amdgpu/package.py
@@ -18,7 +18,7 @@ class LlvmAmdgpu(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/llvm-project/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
 
     version("master", branch="amd-stg-open")
 
diff --git a/var/spack/repos/builtin/packages/llvm-doe/package.py b/var/spack/repos/builtin/packages/llvm-doe/package.py
index aa5401a0d6..7bc36f7648 100644
--- a/var/spack/repos/builtin/packages/llvm-doe/package.py
+++ b/var/spack/repos/builtin/packages/llvm-doe/package.py
@@ -22,7 +22,7 @@ class LlvmDoe(CMakePackage, CudaPackage):
     homepage = "https://github.com/llvm-doe-org"
     url = "https://github.com/llvm-doe-org/llvm-project/archive/llvmorg-10.0.0.zip"
     git = "https://github.com/llvm-doe-org/llvm-project"
-    maintainers = ["vlkale"]
+    maintainers("vlkale")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/llvm/package.py b/var/spack/repos/builtin/packages/llvm/package.py
index 3ce48b94c2..9e2eb858ec 100644
--- a/var/spack/repos/builtin/packages/llvm/package.py
+++ b/var/spack/repos/builtin/packages/llvm/package.py
@@ -26,7 +26,7 @@ class Llvm(CMakePackage, CudaPackage):
     url = "https://github.com/llvm/llvm-project/archive/llvmorg-7.1.0.tar.gz"
     list_url = "https://releases.llvm.org/download.html"
     git = "https://github.com/llvm/llvm-project"
-    maintainers = ["trws", "haampie"]
+    maintainers("trws", "haampie")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/lm-sensors/package.py b/var/spack/repos/builtin/packages/lm-sensors/package.py
index cc4078a264..31780f155f 100644
--- a/var/spack/repos/builtin/packages/lm-sensors/package.py
+++ b/var/spack/repos/builtin/packages/lm-sensors/package.py
@@ -12,7 +12,7 @@ class LmSensors(MakefilePackage):
 
     homepage = "https://github.com/groeck/lm-sensors/"
     url = "https://github.com/groeck/lm-sensors/archive/V3-4-0.tar.gz"
-    maintainers = ["G-Ragghianti"]
+    maintainers("G-Ragghianti")
 
     version("3-6-0", sha256="0591f9fa0339f0d15e75326d0365871c2d4e2ed8aa1ff759b3a55d3734b7d197")
     version("3-5-0", sha256="f671c1d63a4cd8581b3a4a775fd7864a740b15ad046fe92038bcff5c5134d7e0")
diff --git a/var/spack/repos/builtin/packages/log4cxx/package.py b/var/spack/repos/builtin/packages/log4cxx/package.py
index 4a662122d2..1ed4160489 100644
--- a/var/spack/repos/builtin/packages/log4cxx/package.py
+++ b/var/spack/repos/builtin/packages/log4cxx/package.py
@@ -12,7 +12,7 @@ class Log4cxx(CMakePackage):
     homepage = "https://logging.apache.org/log4cxx/latest_stable/"
     url = "https://dlcdn.apache.org/logging/log4cxx/0.12.0/apache-log4cxx-0.12.0.tar.gz"
 
-    maintainers = ["nicmcd"]
+    maintainers("nicmcd")
 
     version("0.12.1", sha256="7bea5cb477f0e31c838f0e1f4f498cc3b30c2eae74703ddda923e7e8c2268d22")
     version("0.12.0", sha256="bd5b5009ca914c8fa7944b92ea6b4ca6fb7d146f65d526f21bf8b3c6a0520e44")
diff --git a/var/spack/repos/builtin/packages/lorene/package.py b/var/spack/repos/builtin/packages/lorene/package.py
index 8c5f05cd1d..b550c51cc9 100644
--- a/var/spack/repos/builtin/packages/lorene/package.py
+++ b/var/spack/repos/builtin/packages/lorene/package.py
@@ -21,7 +21,7 @@ class Lorene(MakefilePackage):
     homepage = "https://lorene.obspm.fr/index.html"
     cvs = ":pserver:anonymous:anonymous@octane.obspm.fr:/cvsroot%module=Lorene"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("2021.4.22", date="2021-04-22")
 
diff --git a/var/spack/repos/builtin/packages/lua-ffi/package.py b/var/spack/repos/builtin/packages/lua-ffi/package.py
index 0a1f7a6291..76b6f2b5d1 100644
--- a/var/spack/repos/builtin/packages/lua-ffi/package.py
+++ b/var/spack/repos/builtin/packages/lua-ffi/package.py
@@ -13,7 +13,7 @@ class LuaFfi(LuaPackage):
     git = "https://github.com/facebook/luaffifb/"
     url = "https://github.com/facebook/luaffifb/"
 
-    maintainers = ["trws"]
+    maintainers("trws")
 
     version(
         "0.0.1.fakever",
diff --git a/var/spack/repos/builtin/packages/lvarray/package.py b/var/spack/repos/builtin/packages/lvarray/package.py
index b32ad05491..b51b434a08 100644
--- a/var/spack/repos/builtin/packages/lvarray/package.py
+++ b/var/spack/repos/builtin/packages/lvarray/package.py
@@ -38,7 +38,7 @@ class Lvarray(CMakePackage, CudaPackage):
     git = "https://github.com/GEOSX/LvArray.git"
     tags = ["radiuss"]
 
-    maintainers = ["corbett5"]
+    maintainers("corbett5")
 
     version("develop", branch="develop", submodules=False)
     version("main", branch="main", submodules=False)
diff --git a/var/spack/repos/builtin/packages/lwtnn/package.py b/var/spack/repos/builtin/packages/lwtnn/package.py
index 628ddb308c..e55266c2ea 100644
--- a/var/spack/repos/builtin/packages/lwtnn/package.py
+++ b/var/spack/repos/builtin/packages/lwtnn/package.py
@@ -12,7 +12,7 @@ class Lwtnn(CMakePackage):
     homepage = "https://github.com/lwtnn/lwtnn"
     url = "https://github.com/lwtnn/lwtnn/archive/refs/tags/v2.12.1.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("2.13", sha256="d5c1cede00f9d9cc0a25f070f744999453aec477dae6ef02701c11543c5b9553")
     version("2.12.1", sha256="b820e698d4ed60737e646ca87a42354e8ac548403348b7f2940e8fda1c0f8203")
diff --git a/var/spack/repos/builtin/packages/madx/package.py b/var/spack/repos/builtin/packages/madx/package.py
index 99c4515984..6a2a4b37dd 100644
--- a/var/spack/repos/builtin/packages/madx/package.py
+++ b/var/spack/repos/builtin/packages/madx/package.py
@@ -14,7 +14,7 @@ class Madx(CMakePackage):
     url = "https://github.com/MethodicalAcceleratorDesign/MAD-X/archive/refs/tags/5.07.00.tar.gz"
     git = "https://github.com/MethodicalAcceleratorDesign/MAD-X.git"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     # Supported MAD-X versions
     version("5.08.01", sha256="89c943fcb474344a4f7d28de98e8eae0aec40f779bf908daff79043bf3520555")
diff --git a/var/spack/repos/builtin/packages/magma/package.py b/var/spack/repos/builtin/packages/magma/package.py
index 82590b310e..fab02eac7e 100644
--- a/var/spack/repos/builtin/packages/magma/package.py
+++ b/var/spack/repos/builtin/packages/magma/package.py
@@ -16,7 +16,7 @@ class Magma(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://icl.cs.utk.edu/magma/"
     git = "https://bitbucket.org/icl/magma"
     url = "https://icl.cs.utk.edu/projectsfiles/magma/downloads/magma-2.2.0.tar.gz"
-    maintainers = ["stomov", "luszczek", "G-Ragghianti"]
+    maintainers("stomov", "luszczek", "G-Ragghianti")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/mallocmc/package.py b/var/spack/repos/builtin/packages/mallocmc/package.py
index 1f00ed36ab..5f3ece11f6 100644
--- a/var/spack/repos/builtin/packages/mallocmc/package.py
+++ b/var/spack/repos/builtin/packages/mallocmc/package.py
@@ -23,7 +23,7 @@ class Mallocmc(CMakePackage):
     url = "https://github.com/ComputationalRadiationPhysics/mallocMC/archive/2.2.0crp.tar.gz"
     git = "https://github.com/ComputationalRadiationPhysics/mallocMC.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/maq/package.py b/var/spack/repos/builtin/packages/maq/package.py
index a5672c4a56..26a7bd01d1 100644
--- a/var/spack/repos/builtin/packages/maq/package.py
+++ b/var/spack/repos/builtin/packages/maq/package.py
@@ -13,7 +13,7 @@ class Maq(AutotoolsPackage):
     homepage = "http://maq.sourceforge.net/"
     url = "https://downloads.sourceforge.net/project/maq/maq/0.7.1/maq-0.7.1.tar.bz2"
     list_url = "https://sourceforge.net/projects/maq/files/maq/"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("0.7.1", sha256="e1671e0408b0895f5ab943839ee8f28747cf5f55dc64032c7469b133202b6de2")
     version("0.5.0", sha256="c292c19baf291b2415b460d687d43a71ece00a7d178cc5984bc8fc30cfce2dfb")
diff --git a/var/spack/repos/builtin/packages/margo/package.py b/var/spack/repos/builtin/packages/margo/package.py
index a537562802..a05194e805 100644
--- a/var/spack/repos/builtin/packages/margo/package.py
+++ b/var/spack/repos/builtin/packages/margo/package.py
@@ -15,7 +15,7 @@ class Margo(AutotoolsPackage):
     git = "https://github.com/mochi-hpc/mochi-margo.git"
     url = "https://github.com/mochi-hpc/mochi-margo/archive/v0.9.tar.gz"
 
-    maintainers = ["carns", "mdorier", "fbudin69500", "chuckatkins"]
+    maintainers("carns", "mdorier", "fbudin69500", "chuckatkins")
 
     version("master", branch="master", deprecated=True)
     version(
diff --git a/var/spack/repos/builtin/packages/mash/package.py b/var/spack/repos/builtin/packages/mash/package.py
index 2007fdab86..6b2f97fe1d 100644
--- a/var/spack/repos/builtin/packages/mash/package.py
+++ b/var/spack/repos/builtin/packages/mash/package.py
@@ -14,7 +14,7 @@ class Mash(AutotoolsPackage):
     homepage = "https://mash.readthedocs.org/"
     url = "https://github.com/marbl/Mash/archive/refs/tags/v2.3.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("2.3", sha256="f96cf7305e010012c3debed966ac83ceecac0351dbbfeaa6cd7ad7f068d87fe1")
 
diff --git a/var/spack/repos/builtin/packages/mbedtls/package.py b/var/spack/repos/builtin/packages/mbedtls/package.py
index c164e9de52..60c92ec911 100644
--- a/var/spack/repos/builtin/packages/mbedtls/package.py
+++ b/var/spack/repos/builtin/packages/mbedtls/package.py
@@ -15,7 +15,7 @@ class Mbedtls(MakefilePackage):
 
     homepage = "https://tls.mbed.org"
     url = "https://github.com/ARMmbed/mbedtls/archive/mbedtls-2.2.1.tar.gz"
-    maintainers = ["mwkrentel", "haampie"]
+    maintainers("mwkrentel", "haampie")
 
     version("3.1.0", sha256="64d01a3b22b91cf3a25630257f268f11bc7bfa37981ae6d397802dd4ccec4690")
     version("3.0.0", sha256="377d376919be19f07c7e7adeeded088a525be40353f6d938a78e4f986bce2ae0")
diff --git a/var/spack/repos/builtin/packages/mctc-lib/package.py b/var/spack/repos/builtin/packages/mctc-lib/package.py
index fd6ec64ebe..89581bbbf5 100644
--- a/var/spack/repos/builtin/packages/mctc-lib/package.py
+++ b/var/spack/repos/builtin/packages/mctc-lib/package.py
@@ -13,7 +13,7 @@ class MctcLib(MesonPackage):
     url = "https://github.com/grimme-lab/mctc-lib/releases/download/v0.3.0/mctc-lib-0.3.0.tar.xz"
     git = "https://github.com/grimme-lab/mctc-lib"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("main", branch="main")
     version("0.3.1", "a5032a0bbbbacc952037c5215b71aa6b438767a84bafb60fda25ba43c8835513")
diff --git a/var/spack/repos/builtin/packages/mdsplus/package.py b/var/spack/repos/builtin/packages/mdsplus/package.py
index a873217dba..0a3ef8637d 100644
--- a/var/spack/repos/builtin/packages/mdsplus/package.py
+++ b/var/spack/repos/builtin/packages/mdsplus/package.py
@@ -13,7 +13,7 @@ class Mdsplus(AutotoolsPackage):
     homepage = "https://mdsplus.org"
     git = "https://github.com/MDSplus/mdsplus.git"
 
-    maintainers = ["wmvanvliet"]
+    maintainers("wmvanvliet")
 
     parallel = False
 
diff --git a/var/spack/repos/builtin/packages/med/package.py b/var/spack/repos/builtin/packages/med/package.py
index 754c201e0c..de3cbdc49f 100644
--- a/var/spack/repos/builtin/packages/med/package.py
+++ b/var/spack/repos/builtin/packages/med/package.py
@@ -12,7 +12,7 @@ class Med(CMakePackage):
     homepage = "https://docs.salome-platform.org/latest/dev/MEDCoupling/med-file.html"
     url = "https://files.salome-platform.org/Salome/other/med-3.2.0.tar.gz"
 
-    maintainers = ["likask"]
+    maintainers("likask")
 
     # 4.1.0 does not compile in static mode
     version("4.1.0", sha256="847db5d6fbc9ce6924cb4aea86362812c9a5ef6b9684377e4dd6879627651fce")
diff --git a/var/spack/repos/builtin/packages/melissa/package.py b/var/spack/repos/builtin/packages/melissa/package.py
index 5c1e900388..5a4e80a035 100644
--- a/var/spack/repos/builtin/packages/melissa/package.py
+++ b/var/spack/repos/builtin/packages/melissa/package.py
@@ -16,7 +16,7 @@ class Melissa(CMakePackage):
     git = "https://gitlab.inria.fr/melissa/melissa.git"
 
     # attention: Git**Hub**.com accounts
-    maintainers = ["christoph-conrads", "raffino"]
+    maintainers("christoph-conrads", "raffino")
 
     version("master", branch="master")
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/memsurfer/package.py b/var/spack/repos/builtin/packages/memsurfer/package.py
index c3247f3d0d..98e674bf01 100644
--- a/var/spack/repos/builtin/packages/memsurfer/package.py
+++ b/var/spack/repos/builtin/packages/memsurfer/package.py
@@ -13,7 +13,7 @@ class Memsurfer(PythonPackage):
 
     homepage = "https://github.com/LLNL/MemSurfer"
     git = "https://github.com/LLNL/MemSurfer.git"
-    maintainers = ["bhatiaharsh"]
+    maintainers("bhatiaharsh")
 
     version("1.0", tag="v1.0", submodules=True)
     version("master", branch="master", submodules=True)
diff --git a/var/spack/repos/builtin/packages/mercury/package.py b/var/spack/repos/builtin/packages/mercury/package.py
index 7b4d95ce1a..ac6d8d9f43 100644
--- a/var/spack/repos/builtin/packages/mercury/package.py
+++ b/var/spack/repos/builtin/packages/mercury/package.py
@@ -13,7 +13,7 @@ class Mercury(CMakePackage):
     url = "https://github.com/mercury-hpc/mercury/releases/download/v1.0.1/mercury-1.0.1.tar.bz2"
     git = "https://github.com/mercury-hpc/mercury.git"
 
-    maintainers = ["soumagne"]
+    maintainers("soumagne")
     tags = ["e4s"]
     version("master", branch="master", submodules=True)
     version("2.2.0", sha256="e66490cf63907c3959bbb2932b5aaf51d96a481b17f0935f409f3a862eff97f6")
diff --git a/var/spack/repos/builtin/packages/mesa/package.py b/var/spack/repos/builtin/packages/mesa/package.py
index f0f1f5244d..97fc081270 100644
--- a/var/spack/repos/builtin/packages/mesa/package.py
+++ b/var/spack/repos/builtin/packages/mesa/package.py
@@ -13,7 +13,7 @@ class Mesa(MesonPackage):
     - a system for rendering interactive 3D graphics."""
 
     homepage = "https://www.mesa3d.org"
-    maintainers = ["chuckatkins", "v-dobrev"]
+    maintainers("chuckatkins", "v-dobrev")
 
     git = "https://gitlab.freedesktop.org/mesa/mesa.git"
     url = "https://archive.mesa3d.org/mesa-20.2.1.tar.xz"
diff --git a/var/spack/repos/builtin/packages/mesa18/package.py b/var/spack/repos/builtin/packages/mesa18/package.py
index c49c307177..2948477f46 100644
--- a/var/spack/repos/builtin/packages/mesa18/package.py
+++ b/var/spack/repos/builtin/packages/mesa18/package.py
@@ -13,7 +13,7 @@ class Mesa18(AutotoolsPackage):
     - a system for rendering interactive 3D graphics."""
 
     homepage = "https://www.mesa3d.org"
-    maintainers = ["v-dobrev", "chuckatkins", "ChristianTackeGSI"]
+    maintainers("v-dobrev", "chuckatkins", "ChristianTackeGSI")
 
     # Note that we always want to build from the git repo instead of a
     # tarball since the tarball has pre-generated files for certain versions
diff --git a/var/spack/repos/builtin/packages/meshtool/package.py b/var/spack/repos/builtin/packages/meshtool/package.py
index 0dc8f73b69..25d77d295e 100644
--- a/var/spack/repos/builtin/packages/meshtool/package.py
+++ b/var/spack/repos/builtin/packages/meshtool/package.py
@@ -12,7 +12,7 @@ class Meshtool(MakefilePackage):
     homepage = "https://bitbucket.org/aneic/meshtool/"
     git = "https://bitbucket.org/aneic/meshtool.git"
 
-    maintainers = ["MarieHouillon"]
+    maintainers("MarieHouillon")
 
     version("master", branch="master", preferred=True)
     # Version to use with openCARP releases
diff --git a/var/spack/repos/builtin/packages/meson/package.py b/var/spack/repos/builtin/packages/meson/package.py
index 8d7d38bf06..909dda3e5f 100644
--- a/var/spack/repos/builtin/packages/meson/package.py
+++ b/var/spack/repos/builtin/packages/meson/package.py
@@ -16,7 +16,7 @@ class Meson(PythonPackage):
 
     tags = ["build-tools"]
 
-    maintainers = ["eli-schwartz", "michaelkuhn"]
+    maintainers("eli-schwartz", "michaelkuhn")
 
     version("1.0.0", sha256="a2ada84d43c7e57400daee80a880a1f5003d062b2cb6c9be1747b0db38f2eb8d")
     version("0.64.1", sha256="1d12a4bc1cf3ab18946d12cf0b6452e5254ada1ad50aacc97f87e2cccd7da315")
diff --git a/var/spack/repos/builtin/packages/metaeuk/package.py b/var/spack/repos/builtin/packages/metaeuk/package.py
index 62ac19c40d..ccaa8c81a3 100644
--- a/var/spack/repos/builtin/packages/metaeuk/package.py
+++ b/var/spack/repos/builtin/packages/metaeuk/package.py
@@ -13,7 +13,7 @@ class Metaeuk(CMakePackage):
 
     homepage = "https://metaeuk.soedinglab.org/"
     url = "https://github.com/soedinglab/metaeuk/archive/refs/tags/6-a5d39d9.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("6-a5d39d9", sha256="be19c26f5bdb7dcdd7bc48172105afecf19e5a2e5555edb3ba0c4aa0e4aac126")
 
diff --git a/var/spack/repos/builtin/packages/metall/package.py b/var/spack/repos/builtin/packages/metall/package.py
index d2bb7cd624..68fab05c80 100644
--- a/var/spack/repos/builtin/packages/metall/package.py
+++ b/var/spack/repos/builtin/packages/metall/package.py
@@ -14,7 +14,7 @@ class Metall(CMakePackage):
     git = "https://github.com/LLNL/metall.git"
     url = "https://github.com/LLNL/metall/archive/refs/tags/v0.20.tar.gz"
 
-    maintainers = ["KIwabuchi", "rogerpearce", "mayagokhale"]
+    maintainers("KIwabuchi", "rogerpearce", "mayagokhale")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/methyldackel/package.py b/var/spack/repos/builtin/packages/methyldackel/package.py
index 62ba926dd9..41a30d5edd 100644
--- a/var/spack/repos/builtin/packages/methyldackel/package.py
+++ b/var/spack/repos/builtin/packages/methyldackel/package.py
@@ -16,7 +16,7 @@ class Methyldackel(MakefilePackage):
 
     homepage = "https://github.com/dpryan79/MethylDackel"
     url = "https://github.com/dpryan79/MethylDackel/archive/refs/tags/0.6.1.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("0.6.1", sha256="eeb1da4c830bcd9f3e6663a764947d957c41337643069524a4b545812fcf4819")
 
diff --git a/var/spack/repos/builtin/packages/metis/package.py b/var/spack/repos/builtin/packages/metis/package.py
index 4c0680be4d..2ce1bed1ea 100644
--- a/var/spack/repos/builtin/packages/metis/package.py
+++ b/var/spack/repos/builtin/packages/metis/package.py
@@ -24,7 +24,7 @@ class Metis(CMakePackage, MakefilePackage):
     list_url = "http://glaros.dtc.umn.edu/gkhome/fsroot/sw/metis/OLD"
 
     # not a metis developer, just package reviewer!
-    maintainers = ["mthcrts"]
+    maintainers("mthcrts")
 
     version("5.1.0", sha256="76faebe03f6c963127dbb73c13eab58c9a3faeae48779f049066a21c087c5db2")
     version("4.0.3", sha256="5efa35de80703c1b2c4d0de080fafbcf4e0d363a21149a1ad2f96e0144841a55")
diff --git a/var/spack/repos/builtin/packages/metkit/package.py b/var/spack/repos/builtin/packages/metkit/package.py
index 741a697874..784e028068 100644
--- a/var/spack/repos/builtin/packages/metkit/package.py
+++ b/var/spack/repos/builtin/packages/metkit/package.py
@@ -13,7 +13,7 @@ class Metkit(CMakePackage):
     homepage = "https://github.com/ecmwf/metkit"
     url = "https://github.com/ecmwf/metkit/archive/refs/tags/1.7.0.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("1.9.2", sha256="35d5f67196197cc06e5c2afc6d1354981e7c85a441df79a2fbd774e0c343b0b4")
     version("1.7.0", sha256="8c34f6d8ea5381bd1bcfb22462349d03e1592e67d8137e76b3cecf134a9d338c")
diff --git a/var/spack/repos/builtin/packages/mfem/package.py b/var/spack/repos/builtin/packages/mfem/package.py
index 005992462e..ef61f8f01e 100644
--- a/var/spack/repos/builtin/packages/mfem/package.py
+++ b/var/spack/repos/builtin/packages/mfem/package.py
@@ -18,7 +18,7 @@ class Mfem(Package, CudaPackage, ROCmPackage):
     homepage = "http://www.mfem.org"
     git = "https://github.com/mfem/mfem.git"
 
-    maintainers = ["v-dobrev", "tzanio", "acfisher", "goxberry", "markcmiller86"]
+    maintainers("v-dobrev", "tzanio", "acfisher", "goxberry", "markcmiller86")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/mgard/package.py b/var/spack/repos/builtin/packages/mgard/package.py
index dfc5bab340..f79ecf3961 100644
--- a/var/spack/repos/builtin/packages/mgard/package.py
+++ b/var/spack/repos/builtin/packages/mgard/package.py
@@ -16,7 +16,7 @@ class Mgard(CMakePackage, CudaPackage):
     homepage = "https://github.com/CODARcode/MGARD"
     git = "https://github.com/robertu94/MGARD"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("2022-11-18", commit="72dd230ed1af88f62ed3c0f662e2387a6e587748")
     version("2021-11-12", commit="3c05c80a45a51bb6cc5fb5fffe7b1b16787d3366")
diff --git a/var/spack/repos/builtin/packages/mgardx/package.py b/var/spack/repos/builtin/packages/mgardx/package.py
index 3f2a40ec4f..d5865b474e 100644
--- a/var/spack/repos/builtin/packages/mgardx/package.py
+++ b/var/spack/repos/builtin/packages/mgardx/package.py
@@ -17,7 +17,7 @@ class Mgardx(CMakePackage):
     homepage = "https://github.com/lxAltria/MGARDx"
     git = "https://github.com/robertu94/MGARDx"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     variant("shared", description="build shared libraries", default=True)
 
diff --git a/var/spack/repos/builtin/packages/mgcfd-op2/package.py b/var/spack/repos/builtin/packages/mgcfd-op2/package.py
index 9ab2d41466..1760fb4f08 100644
--- a/var/spack/repos/builtin/packages/mgcfd-op2/package.py
+++ b/var/spack/repos/builtin/packages/mgcfd-op2/package.py
@@ -19,7 +19,7 @@ class MgcfdOp2(MakefilePackage):
     homepage = "https://github.com/warwick-hpsc/MG-CFD-app-OP2"
     git = "https://github.com/warwick-hpsc/MG-CFD-app-OP2.git"
 
-    maintainers = ["tomdeakin", "gihanmudalige", "bozbez"]
+    maintainers("tomdeakin", "gihanmudalige", "bozbez")
 
     version("v1.0.0-rc1")
 
diff --git a/var/spack/repos/builtin/packages/mgis/package.py b/var/spack/repos/builtin/packages/mgis/package.py
index 11a7b04483..fd2a3ec696 100644
--- a/var/spack/repos/builtin/packages/mgis/package.py
+++ b/var/spack/repos/builtin/packages/mgis/package.py
@@ -20,7 +20,7 @@ class Mgis(CMakePackage):
     homepage = "https://thelfer.github.io/mgis/web/index.html"
     url = "https://github.com/thelfer/MFrontGenericInterfaceSupport/archive/MFrontGenericInterfaceSupport-1.2.tar.gz"
     git = "https://github.com/thelfer/MFrontGenericInterfaceSupport.git"
-    maintainers = ["thelfer"]
+    maintainers("thelfer")
 
     # development branches
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/micromamba/package.py b/var/spack/repos/builtin/packages/micromamba/package.py
index 1b4a7feb7d..ed3d116a56 100644
--- a/var/spack/repos/builtin/packages/micromamba/package.py
+++ b/var/spack/repos/builtin/packages/micromamba/package.py
@@ -21,7 +21,7 @@ class Micromamba(CMakePackage):
     homepage = "https://mamba.readthedocs.io/"
     url = "https://github.com/mamba-org/mamba/archive/micromamba-1.1.0.tar.gz"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("1.1.0", sha256="e2392cd90221234ae8ea92b37f40829fbe36d80278056269aa1994a5efe7f530")
 
diff --git a/var/spack/repos/builtin/packages/microsocks/package.py b/var/spack/repos/builtin/packages/microsocks/package.py
index 14b5845910..ff086e0c7f 100644
--- a/var/spack/repos/builtin/packages/microsocks/package.py
+++ b/var/spack/repos/builtin/packages/microsocks/package.py
@@ -16,7 +16,7 @@ class Microsocks(MakefilePackage):
     url = "https://github.com/rofl0r/microsocks/archive/refs/tags/v1.0.2.tar.gz"
     git = "https://github.com/rofl0r/microsocks.git"
 
-    maintainers = ["jcpunk"]
+    maintainers("jcpunk")
 
     version("develop", branch="master")
     version("1.0.2", sha256="5ece77c283e71f73b9530da46302fdb4f72a0ae139aa734c07fe532407a6211a")
diff --git a/var/spack/repos/builtin/packages/migraphx/package.py b/var/spack/repos/builtin/packages/migraphx/package.py
index 5bcc855b66..6d75dc0a5b 100644
--- a/var/spack/repos/builtin/packages/migraphx/package.py
+++ b/var/spack/repos/builtin/packages/migraphx/package.py
@@ -16,7 +16,7 @@ class Migraphx(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/AMDMIGraphX/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libmigraphx"]
 
     version("5.3.3", sha256="91d91902bbedd5e1951a231e8e5c9a328360b128c731912ed17c8059df38e02a")
diff --git a/var/spack/repos/builtin/packages/millepede/package.py b/var/spack/repos/builtin/packages/millepede/package.py
index 04ea1d10be..b9ca56637c 100644
--- a/var/spack/repos/builtin/packages/millepede/package.py
+++ b/var/spack/repos/builtin/packages/millepede/package.py
@@ -14,7 +14,7 @@ class Millepede(MakefilePackage):
     homepage = "https://gitlab.desy.de/claus.kleinwort/millepede-ii"
     url = "https://gitlab.desy.de/claus.kleinwort/millepede-ii/-/archive/V04-11-01/millepede-ii-V04-11-01.tar.gz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     parallel = False
 
diff --git a/var/spack/repos/builtin/packages/mimalloc/package.py b/var/spack/repos/builtin/packages/mimalloc/package.py
index 95cab0cb6e..c71df18563 100644
--- a/var/spack/repos/builtin/packages/mimalloc/package.py
+++ b/var/spack/repos/builtin/packages/mimalloc/package.py
@@ -12,7 +12,7 @@ class Mimalloc(CMakePackage):
     homepage = "https://microsoft.github.io/mimalloc"
     url = "https://github.com/microsoft/mimalloc/archive/v0.0.0.tar.gz"
     git = "https://github.com/microsoft/mimalloc.git"
-    maintainers = ["msimberg"]
+    maintainers("msimberg")
 
     version("dev-slice", branch="dev-slice")
     version("dev", branch="dev")
diff --git a/var/spack/repos/builtin/packages/minisign/package.py b/var/spack/repos/builtin/packages/minisign/package.py
index 584b8d4c2b..9290f22f33 100644
--- a/var/spack/repos/builtin/packages/minisign/package.py
+++ b/var/spack/repos/builtin/packages/minisign/package.py
@@ -11,7 +11,7 @@ class Minisign(CMakePackage):
     homepage = "https://jedisct1.github.io/minisign/"
     url = "https://github.com/jedisct1/minisign/archive/0.7.tar.gz"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("0.9", sha256="caa4b3dd314e065c6f387b2713f7603673e39a8a0b1a76f96ef6c9a5b845da0f")
     version("0.8", sha256="130eb5246076bc7ec42f13495a601382e566bb6733430d40a68de5e43a7f1082")
diff --git a/var/spack/repos/builtin/packages/miopen-hip/package.py b/var/spack/repos/builtin/packages/miopen-hip/package.py
index 800ffc45ec..066c1e7cb7 100644
--- a/var/spack/repos/builtin/packages/miopen-hip/package.py
+++ b/var/spack/repos/builtin/packages/miopen-hip/package.py
@@ -17,7 +17,7 @@ class MiopenHip(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/MIOpen/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libMIOpen"]
 
     version("5.3.3", sha256="7efc98215d23a2caaf212378c37e9a6484f54a4ed3e9660719286e4f287d3715")
diff --git a/var/spack/repos/builtin/packages/miopen-opencl/package.py b/var/spack/repos/builtin/packages/miopen-opencl/package.py
index 60c93d389b..302770e12e 100644
--- a/var/spack/repos/builtin/packages/miopen-opencl/package.py
+++ b/var/spack/repos/builtin/packages/miopen-opencl/package.py
@@ -17,7 +17,7 @@ class MiopenOpencl(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/MIOpen/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libMIOpen"]
 
     version("5.3.3", sha256="7efc98215d23a2caaf212378c37e9a6484f54a4ed3e9660719286e4f287d3715")
diff --git a/var/spack/repos/builtin/packages/miopen-tensile/package.py b/var/spack/repos/builtin/packages/miopen-tensile/package.py
index 826d128290..9ffbfcad0d 100644
--- a/var/spack/repos/builtin/packages/miopen-tensile/package.py
+++ b/var/spack/repos/builtin/packages/miopen-tensile/package.py
@@ -17,7 +17,7 @@ class MiopenTensile(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/MIOpentensile/archive/rocm-5.0.0.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam"]
+    maintainers("srekolam")
     libraries = ["libMIOpenTensile"]
 
     version("5.1.0", sha256="f1ae57bd4df8c154357b3f17caf0cfd5f80ba16ffff67bf6219a56f1eb5f897d")
diff --git a/var/spack/repos/builtin/packages/miopengemm/package.py b/var/spack/repos/builtin/packages/miopengemm/package.py
index c8f54e7fcb..97a9dba046 100644
--- a/var/spack/repos/builtin/packages/miopengemm/package.py
+++ b/var/spack/repos/builtin/packages/miopengemm/package.py
@@ -17,7 +17,7 @@ class Miopengemm(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/MIOpenGEMM/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libmiopengemm"]
 
     def url_for_version(self, version):
diff --git a/var/spack/repos/builtin/packages/mivisionx/package.py b/var/spack/repos/builtin/packages/mivisionx/package.py
index 4e36fb3849..518bb7d5be 100644
--- a/var/spack/repos/builtin/packages/mivisionx/package.py
+++ b/var/spack/repos/builtin/packages/mivisionx/package.py
@@ -15,7 +15,7 @@ class Mivisionx(CMakePackage):
     git = "https://github.com/GPUOpen-ProfessionalCompute-Libraries/MIVisionX.git"
     url = "https://github.com/GPUOpen-ProfessionalCompute-Libraries/MIVisionX/archive/rocm-5.2.0.tar.gz"
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     tags = ["rocm"]
 
     def url_for_version(self, version):
diff --git a/var/spack/repos/builtin/packages/mlirmiopen/package.py b/var/spack/repos/builtin/packages/mlirmiopen/package.py
index 5ee1eb269c..6a892ae7ed 100644
--- a/var/spack/repos/builtin/packages/mlirmiopen/package.py
+++ b/var/spack/repos/builtin/packages/mlirmiopen/package.py
@@ -15,7 +15,7 @@ class Mlirmiopen(CMakePackage):
     git = "https://github.com/ROCmSoftwarePlatform/llvm-project-mlir.git"
     tags = ["rocm"]
 
-    maintainers = ["srekolam"]
+    maintainers("srekolam")
 
     version("5.3.3", sha256="e9aa407df775d00fdb9404689f69ac755575188f8b25c6bd0fa9599928c5c57f")
     version("5.3.0", sha256="e8471a13cb39d33adff34730d3162adaa5d20f9544d61a6a94b39b9b5762ad6d")
diff --git a/var/spack/repos/builtin/packages/moab/package.py b/var/spack/repos/builtin/packages/moab/package.py
index f0f1d78cfb..721bac23a2 100644
--- a/var/spack/repos/builtin/packages/moab/package.py
+++ b/var/spack/repos/builtin/packages/moab/package.py
@@ -20,7 +20,7 @@ class Moab(AutotoolsPackage):
     git = "https://bitbucket.org/fathomteam/moab.git"
     url = "https://ftp.mcs.anl.gov/pub/fathom/moab-5.0.0.tar.gz"
 
-    maintainers = ["vijaysm", "iulian787"]
+    maintainers("vijaysm", "iulian787")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/mochi-margo/package.py b/var/spack/repos/builtin/packages/mochi-margo/package.py
index 070706b619..0ca314d4c7 100644
--- a/var/spack/repos/builtin/packages/mochi-margo/package.py
+++ b/var/spack/repos/builtin/packages/mochi-margo/package.py
@@ -14,7 +14,7 @@ class MochiMargo(AutotoolsPackage):
     git = "https://github.com/mochi-hpc/mochi-margo.git"
     url = "https://github.com/mochi-hpc/mochi-margo/archive/v0.9.tar.gz"
 
-    maintainers = ["carns", "mdorier", "fbudin69500", "chuckatkins"]
+    maintainers("carns", "mdorier", "fbudin69500", "chuckatkins")
 
     version("main", branch="main")
     version("0.12", sha256="d9949423d87d74ae20b0e344fdc76cc7e0a62249f219b05297b8f44891f75a8e")
diff --git a/var/spack/repos/builtin/packages/mochi-thallium/package.py b/var/spack/repos/builtin/packages/mochi-thallium/package.py
index 9eda341aa6..2ea29030fa 100644
--- a/var/spack/repos/builtin/packages/mochi-thallium/package.py
+++ b/var/spack/repos/builtin/packages/mochi-thallium/package.py
@@ -13,7 +13,7 @@ class MochiThallium(CMakePackage):
     url = "https://github.com/mochi-hpc/mochi-thallium/archive/refs/tags/v0.8.5.tar.gz"
     git = "https://github.com/mochi-hpc/mochi-thallium.git"
 
-    maintainers = ["mdorier"]
+    maintainers("mdorier")
 
     version("main", branch="main")
     version("0.10.1", sha256="5a8dc1f1622f4186b02fbabd47a8a33ca6be3d07757010f3d63d30e9f74fec8c")
diff --git a/var/spack/repos/builtin/packages/model-traits/package.py b/var/spack/repos/builtin/packages/model-traits/package.py
index cf201f7d7e..4c1e54beca 100644
--- a/var/spack/repos/builtin/packages/model-traits/package.py
+++ b/var/spack/repos/builtin/packages/model-traits/package.py
@@ -13,7 +13,7 @@ class ModelTraits(CMakePackage):
     url = "https://github.com/jacobmerson/model-traits/archive/refs/tags/v0.1.0.tar.gz"
     git = "https://github.com/jacobmerson/model-traits.git"
 
-    maintainers = ["jacobmerson"]
+    maintainers("jacobmerson")
 
     version("0.2.1", sha256="241ce5738ea72182a570ae474aedff58751e6ea448bd174005c5520c8b5a95d1")
     version("0.2.0", sha256="f367cf96a4c1c19f6e2dcf92af6bf69b39217a01fe6f1942d4825258eca8d4bc")
diff --git a/var/spack/repos/builtin/packages/modeltest-ng/package.py b/var/spack/repos/builtin/packages/modeltest-ng/package.py
index 1625fdb368..55d1bd1ff6 100644
--- a/var/spack/repos/builtin/packages/modeltest-ng/package.py
+++ b/var/spack/repos/builtin/packages/modeltest-ng/package.py
@@ -13,7 +13,7 @@ class ModeltestNg(CMakePackage):
     url = "https://github.com/ddarriba/modeltest/archive/refs/tags/v0.1.7.tar.gz"
     git = "https://github.com/ddarriba/modeltest.git"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.7", commit="cc028888f1d4222aaa53b99c6b02cd934a279001", submodules=True)
 
diff --git a/var/spack/repos/builtin/packages/modern-wheel/package.py b/var/spack/repos/builtin/packages/modern-wheel/package.py
index 80bce8925f..a941eb26d1 100644
--- a/var/spack/repos/builtin/packages/modern-wheel/package.py
+++ b/var/spack/repos/builtin/packages/modern-wheel/package.py
@@ -15,7 +15,7 @@ class ModernWheel(CMakePackage):
 
     homepage = "https://github.com/alalazo/modern_wheel"
     url = "https://github.com/alalazo/modern_wheel/archive/1.2.tar.gz"
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.2", sha256="48612f698d7159f0eb10d93ddc3e2682b06a54d3a836ff227636be3261aed15e")
     version("1.1", sha256="d8ba4891257b96108e9b9406a556f8ced3b71ce85c3fcdca6bfd9cc37bf010a3")
diff --git a/var/spack/repos/builtin/packages/mold/package.py b/var/spack/repos/builtin/packages/mold/package.py
index c13b7ab218..9109db93c5 100644
--- a/var/spack/repos/builtin/packages/mold/package.py
+++ b/var/spack/repos/builtin/packages/mold/package.py
@@ -12,7 +12,7 @@ class Mold(CMakePackage):
     homepage = "https://github.com/rui314/mold"
     url = "https://github.com/rui314/mold/archive/refs/heads/release/1.7.1.zip"
 
-    maintainers = ["jabcross"]
+    maintainers("jabcross")
 
     version("1.7.1", sha256="e155f647c4c8555697f2d9544ba2f93a67023c4fff21b5b56aa3157700e14364")
 
diff --git a/var/spack/repos/builtin/packages/molden/package.py b/var/spack/repos/builtin/packages/molden/package.py
index 1fc6967501..f8da51369f 100644
--- a/var/spack/repos/builtin/packages/molden/package.py
+++ b/var/spack/repos/builtin/packages/molden/package.py
@@ -13,7 +13,7 @@ class Molden(MakefilePackage):
     homepage = "https://www.theochem.ru.nl/molden/"
     url = "https://ftp.science.ru.nl/Molden/molden6.5.tar.gz"
 
-    maintainers = ["dev-zero"]
+    maintainers("dev-zero")
 
     version("6.7", sha256="ebd73e8d95271eb82a1464a7eab28a042662483bbff6e6dcc7db0d1c9b2e4432")
     version("6.6", sha256="2a2a7a116a336b607b50e8135bc2cca764c50e4a6896013ee3c6f582b741ee72")
diff --git a/var/spack/repos/builtin/packages/mongo-c-driver/package.py b/var/spack/repos/builtin/packages/mongo-c-driver/package.py
index 80e1a8d132..205ad6c05a 100644
--- a/var/spack/repos/builtin/packages/mongo-c-driver/package.py
+++ b/var/spack/repos/builtin/packages/mongo-c-driver/package.py
@@ -12,7 +12,7 @@ class MongoCDriver(Package):
     homepage = "https://github.com/mongodb/mongo-c-driver"
     url = "https://github.com/mongodb/mongo-c-driver/releases/download/1.7.0/mongo-c-driver-1.7.0.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("1.21.0", sha256="840ff79480070f98870743fbb332e2c10dd021b6b9c952d08010efdda4d70ee4")
     version("1.17.6", sha256="8644deec7ae585e8d12566978f2017181e883f303a028b5b3ccb83c91248b150")
diff --git a/var/spack/repos/builtin/packages/mono/package.py b/var/spack/repos/builtin/packages/mono/package.py
index 7b4b1330ca..606e023a55 100644
--- a/var/spack/repos/builtin/packages/mono/package.py
+++ b/var/spack/repos/builtin/packages/mono/package.py
@@ -15,7 +15,7 @@ class Mono(AutotoolsPackage):
 
     homepage = "https://www.mono-project.com/"
     url = "https://download.mono-project.com/sources/mono/mono-5.0.1.1.tar.bz2"
-    maintainers = ["grospelliergilles"]
+    maintainers("grospelliergilles")
 
     # /usr/share/.mono/keypairs needs to exist or be able to be
     # created, e.g. https://github.com/gentoo/dotnet/issues/6
diff --git a/var/spack/repos/builtin/packages/montage/package.py b/var/spack/repos/builtin/packages/montage/package.py
index a42821fb0e..6a055d99fd 100644
--- a/var/spack/repos/builtin/packages/montage/package.py
+++ b/var/spack/repos/builtin/packages/montage/package.py
@@ -12,7 +12,7 @@ class Montage(MakefilePackage):
 
     homepage = "http://montage.ipac.caltech.edu/"
     url = "http://montage.ipac.caltech.edu/download/Montage_v6.0.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("6.0", sha256="1f540a7389d30fcf9f8cd9897617cc68b19350fbcde97c4d1cdc5634de1992c6")
 
diff --git a/var/spack/repos/builtin/packages/moreutils/package.py b/var/spack/repos/builtin/packages/moreutils/package.py
index aa3b4067cc..3bd40a191c 100644
--- a/var/spack/repos/builtin/packages/moreutils/package.py
+++ b/var/spack/repos/builtin/packages/moreutils/package.py
@@ -14,7 +14,7 @@ class Moreutils(MakefilePackage):
     homepage = "https://joeyh.name/code/moreutils"
     url = "https://deb.debian.org/debian/pool/main/m/moreutils/moreutils_0.63.orig.tar.xz"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("0.65", sha256="ba0cfaa1ff6ead2b15c62a67292de66a366f9b815a09697b54677f7e15f5a2b2")
     version("0.63", sha256="01f0b331e07e62c70d58c2dabbb68f5c4ddae4ee6f2d8f070fd1e316108af72c")
diff --git a/var/spack/repos/builtin/packages/mothur/package.py b/var/spack/repos/builtin/packages/mothur/package.py
index d2a5ee54bf..9263be74e8 100644
--- a/var/spack/repos/builtin/packages/mothur/package.py
+++ b/var/spack/repos/builtin/packages/mothur/package.py
@@ -20,7 +20,7 @@ class Mothur(MakefilePackage):
     version("1.42.1", sha256="6b61591dda289ac2d8361f9c1547ffbeeba3b9fbdff877dd286bad850bbd5539")
     version("1.40.5", sha256="a0fbdfa68b966d7adc4560e3787506a0dad8b47b4b996c2663cd6c0b416d101a")
     version("1.39.5", sha256="9f1cd691e9631a2ab7647b19eb59cd21ea643f29b22cde73d7f343372dfee342")
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     variant(
         "boost",
diff --git a/var/spack/repos/builtin/packages/mount-point-attributes/package.py b/var/spack/repos/builtin/packages/mount-point-attributes/package.py
index bd9f2909db..424248ecb6 100644
--- a/var/spack/repos/builtin/packages/mount-point-attributes/package.py
+++ b/var/spack/repos/builtin/packages/mount-point-attributes/package.py
@@ -13,7 +13,7 @@ class MountPointAttributes(AutotoolsPackage):
     homepage = "https://github.com/LLNL/MountPointAttributes"
     url = "https://github.com/LLNL/MountPointAttributes/files/2270601/mountpointattr-1.1.tar.gz"
     git = "https://github.com/LLNL/MountPointAttributes.git"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/mpark-variant/package.py b/var/spack/repos/builtin/packages/mpark-variant/package.py
index 7aa87ec424..330086de8e 100644
--- a/var/spack/repos/builtin/packages/mpark-variant/package.py
+++ b/var/spack/repos/builtin/packages/mpark-variant/package.py
@@ -12,7 +12,7 @@ class MparkVariant(CMakePackage):
     homepage = "https://github.com/mpark/variant"
     url = "https://github.com/mpark/variant/archive/v1.4.0.tar.gz"
     git = "https://github.com/mpark/variant.git"
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/mpas-model/package.py b/var/spack/repos/builtin/packages/mpas-model/package.py
index fe84fdf4bc..0235ffd7a4 100644
--- a/var/spack/repos/builtin/packages/mpas-model/package.py
+++ b/var/spack/repos/builtin/packages/mpas-model/package.py
@@ -16,7 +16,7 @@ class MpasModel(MakefilePackage):
 
     homepage = "https://mpas-dev.github.io/"
     url = "https://github.com/MPAS-Dev/MPAS-Model/archive/v7.0.tar.gz"
-    maintainers = ["t-brown"]
+    maintainers("t-brown")
 
     version("7.3", sha256="a6a9570911b47aa3607036c1ab5a9ae770f9f3a85cea2710f08bb3b35c08facf")
     version("7.2", sha256="3158c22e4a33ae00ce20b65f6ad189c0b7839587dee124d685b02f9df9cf27a7")
diff --git a/var/spack/repos/builtin/packages/mpi-serial/package.py b/var/spack/repos/builtin/packages/mpi-serial/package.py
index 3a84db2087..ef2ad5f831 100644
--- a/var/spack/repos/builtin/packages/mpi-serial/package.py
+++ b/var/spack/repos/builtin/packages/mpi-serial/package.py
@@ -13,7 +13,7 @@ class MpiSerial(AutotoolsPackage):
     url = "https://github.com/MCSclimate/mpi-serial/archive/refs/tags/MPIserial_2.3.0.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["jedwards4b"]
+    maintainers("jedwards4b")
 
     version("2.3.0", sha256="cc55e6bf0ae5e1d93aafa31ba91bfc13e896642a511c3101695ea05eccf97988")
 
diff --git a/var/spack/repos/builtin/packages/mpibind/package.py b/var/spack/repos/builtin/packages/mpibind/package.py
index 1ae74d1b36..67a9f7e4b5 100644
--- a/var/spack/repos/builtin/packages/mpibind/package.py
+++ b/var/spack/repos/builtin/packages/mpibind/package.py
@@ -15,7 +15,7 @@ class Mpibind(AutotoolsPackage):
     homepage = "https://github.com/LLNL/mpibind"
     git = "https://github.com/LLNL/mpibind.git"
 
-    maintainers = ["eleon"]
+    maintainers("eleon")
 
     # This package uses 'git describe --tags' to get the
     # package version in Autotools' AC_INIT, thus
diff --git a/var/spack/repos/builtin/packages/mpich/package.py b/var/spack/repos/builtin/packages/mpich/package.py
index 81f44de341..47db25b681 100644
--- a/var/spack/repos/builtin/packages/mpich/package.py
+++ b/var/spack/repos/builtin/packages/mpich/package.py
@@ -20,7 +20,7 @@ class Mpich(AutotoolsPackage, CudaPackage, ROCmPackage):
     list_url = "https://www.mpich.org/static/downloads/"
     list_depth = 1
 
-    maintainers = ["raffenet", "yfguo"]
+    maintainers("raffenet", "yfguo")
     tags = ["e4s"]
     executables = ["^mpichversion$"]
 
diff --git a/var/spack/repos/builtin/packages/mpilander/package.py b/var/spack/repos/builtin/packages/mpilander/package.py
index ca73b3fa76..190f4b2c60 100644
--- a/var/spack/repos/builtin/packages/mpilander/package.py
+++ b/var/spack/repos/builtin/packages/mpilander/package.py
@@ -12,7 +12,7 @@ class Mpilander(CMakePackage):
     homepage = "https://github.com/MPILander/MPILander"
     git = "https://github.com/MPILander/MPILander.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/mpip/package.py b/var/spack/repos/builtin/packages/mpip/package.py
index 7fd85e4b29..648e2654d2 100644
--- a/var/spack/repos/builtin/packages/mpip/package.py
+++ b/var/spack/repos/builtin/packages/mpip/package.py
@@ -13,7 +13,7 @@ class Mpip(AutotoolsPackage):
     homepage = "https://software.llnl.gov/mpiP/"
     url = "https://github.com/LLNL/mpiP/releases/download/3.5/mpip-3.5.tgz"
     git = "https://github.com/llnl/mpip.git"
-    maintainers = ["cchambreau"]
+    maintainers("cchambreau")
 
     version("master", branch="master")
     version("3.5", sha256="e366843d53fa016fb03903e51c8aac901aa5155edabe64698a8d6fa618a03bbd")
diff --git a/var/spack/repos/builtin/packages/mpitrampoline/package.py b/var/spack/repos/builtin/packages/mpitrampoline/package.py
index 9d1c6038af..84aee2ef1f 100644
--- a/var/spack/repos/builtin/packages/mpitrampoline/package.py
+++ b/var/spack/repos/builtin/packages/mpitrampoline/package.py
@@ -14,7 +14,7 @@ class Mpitrampoline(CMakePackage):
     url = "https://github.com/eschnett/MPItrampoline/archive/v1.0.1.tar.gz"
     git = "https://github.com/eschnett/MPItrampoline.git"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("develop", branch="main")
     version("5.2.0", sha256="5f89c61f7b93d8f249ffc8de1abad7acab34c5f980e5d74915e4e041c461aeb4")
diff --git a/var/spack/repos/builtin/packages/mpiwrapper/package.py b/var/spack/repos/builtin/packages/mpiwrapper/package.py
index 92a7ab2a37..bb8de4ed2b 100644
--- a/var/spack/repos/builtin/packages/mpiwrapper/package.py
+++ b/var/spack/repos/builtin/packages/mpiwrapper/package.py
@@ -14,7 +14,7 @@ class Mpiwrapper(CMakePackage):
     url = "https://github.com/eschnett/MPIwrapper/archive/refs/tags/v1.0.1.tar.gz"
     git = "https://github.com/eschnett/MPIwrapper"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("develop", branch="main")
     version("2.10.1", sha256="54b57642b14b7b2dc257f7066eec8639133e4a4d5c351b8d689e31816b872b0d")
diff --git a/var/spack/repos/builtin/packages/mpl/package.py b/var/spack/repos/builtin/packages/mpl/package.py
index ceea686352..260ea41d0c 100644
--- a/var/spack/repos/builtin/packages/mpl/package.py
+++ b/var/spack/repos/builtin/packages/mpl/package.py
@@ -12,7 +12,7 @@ class Mpl(CMakePackage):
     homepage = "https://rabauke.github.io/mpl/html/"
     git = "https://github.com/rabauke/mpl.git"
     url = "https://github.com/rabauke/mpl/archive/refs/tags/v0.2.1.tar.gz"
-    maintainers = ["rabauke"]
+    maintainers("rabauke")
 
     version("develop", branch="master")
     version("0.2.1", tag="v0.2.1")
diff --git a/var/spack/repos/builtin/packages/mrchem/package.py b/var/spack/repos/builtin/packages/mrchem/package.py
index 5e1724a0cf..baf7141ff6 100644
--- a/var/spack/repos/builtin/packages/mrchem/package.py
+++ b/var/spack/repos/builtin/packages/mrchem/package.py
@@ -14,7 +14,7 @@ class Mrchem(CMakePackage):
     homepage = "https://mrchem.readthedocs.io/en/latest/"
     url = "https://github.com/MRChemSoft/mrchem/archive/v1.0.0.tar.gz"
 
-    maintainers = ["robertodr", "stigrj", "ilfreddy"]
+    maintainers("robertodr", "stigrj", "ilfreddy")
 
     version("1.0.0", sha256="9cdda4d30b2baabb26400742f78ef8f3fc50a54f5218c8b6071b0cbfbed746c3")
     version("0.2.2", sha256="7519cc104c7df51eea8902c225aac6ecce2ac4ff30765145e502342d5bf3d96b")
diff --git a/var/spack/repos/builtin/packages/mrcpp/package.py b/var/spack/repos/builtin/packages/mrcpp/package.py
index ac25d218a1..a61a50c3ca 100644
--- a/var/spack/repos/builtin/packages/mrcpp/package.py
+++ b/var/spack/repos/builtin/packages/mrcpp/package.py
@@ -15,7 +15,7 @@ class Mrcpp(CMakePackage):
     homepage = "https://mrcpp.readthedocs.io/en/latest/"
     url = "https://github.com/MRChemSoft/mrcpp/archive/v1.3.6.tar.gz"
 
-    maintainers = ["robertodr", "stigrj", "ilfreddy"]
+    maintainers("robertodr", "stigrj", "ilfreddy")
 
     version("1.3.6", sha256="2502e71f086a8bb5ea635d0c6b86e7ff60220a45583e96a08b3cfe7c9db4cecf")
     version("1.3.5", sha256="3072cf60db6fa1e621bc6e6dfb6d35f9367a44d9d312a4b8c455894769140aed")
diff --git a/var/spack/repos/builtin/packages/msmc2/package.py b/var/spack/repos/builtin/packages/msmc2/package.py
index 0389813058..83b16a52df 100644
--- a/var/spack/repos/builtin/packages/msmc2/package.py
+++ b/var/spack/repos/builtin/packages/msmc2/package.py
@@ -15,7 +15,7 @@ class Msmc2(MakefilePackage):
     homepage = "https://github.com/stschiff/msmc2"
     url = "https://github.com/stschiff/msmc2/archive/v2.1.1.tar.gz"
 
-    maintainers = ["robqiao"]
+    maintainers("robqiao")
 
     version("2.1.2", sha256="c8c2b6ed6ef1b5d6e6e15ec0d968288e5bdae2bea1f3b4ec790f599e96bb26cd")
     version("2.1.1", sha256="151dd75a8b0371ff94eed9504a7a73a2924e10466de30c230c1bb3c35a1a0913")
diff --git a/var/spack/repos/builtin/packages/mstk/package.py b/var/spack/repos/builtin/packages/mstk/package.py
index 1e878155ed..cf62143313 100644
--- a/var/spack/repos/builtin/packages/mstk/package.py
+++ b/var/spack/repos/builtin/packages/mstk/package.py
@@ -25,7 +25,7 @@ class Mstk(CMakePackage):
     git = "https://github.com/MeshToolkit/MSTK"
     url = "https://github.com/MeshToolkit/MSTK/archive/3.3.6.tar.gz"
 
-    maintainers = ["raovgarimella", "julienloiseau"]
+    maintainers("raovgarimella", "julienloiseau")
 
     version("master", branch="master")
     version("3.3.6", sha256="30041ee6f32d754e5d9b46db8f62609bb66d2686f8e6e16ad254f552849cb0f1")
diff --git a/var/spack/repos/builtin/packages/mumax/package.py b/var/spack/repos/builtin/packages/mumax/package.py
index a57cce0ea2..f0acafbad6 100644
--- a/var/spack/repos/builtin/packages/mumax/package.py
+++ b/var/spack/repos/builtin/packages/mumax/package.py
@@ -15,7 +15,7 @@ class Mumax(MakefilePackage, CudaPackage):
     homepage = "https://mumax.github.io"
     url = "https://github.com/mumax/3/archive/v3.10.tar.gz"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version(
         "3.10",
diff --git a/var/spack/repos/builtin/packages/munge/package.py b/var/spack/repos/builtin/packages/munge/package.py
index 55104f1910..b83c66eec3 100644
--- a/var/spack/repos/builtin/packages/munge/package.py
+++ b/var/spack/repos/builtin/packages/munge/package.py
@@ -13,7 +13,7 @@ class Munge(AutotoolsPackage):
 
     homepage = "https://dun.github.io/munge/"
     url = "https://github.com/dun/munge/releases/download/munge-0.5.14/munge-0.5.14.tar.xz"
-    maintainers = ["ChristianTackeGSI"]
+    maintainers("ChristianTackeGSI")
 
     version("0.5.15", sha256="3f979df117a34c74db8fe2835521044bdeb08e3b7d0f168ca97c3547f51da9ba")
     version("0.5.14", sha256="6606a218f18090fa1f702e3f6fb608073eb6aafed534cf7dd81b67b2e0d30640")
diff --git a/var/spack/repos/builtin/packages/music/package.py b/var/spack/repos/builtin/packages/music/package.py
index 242567aaaa..47b7120ae7 100644
--- a/var/spack/repos/builtin/packages/music/package.py
+++ b/var/spack/repos/builtin/packages/music/package.py
@@ -19,7 +19,7 @@ class Music(CMakePackage):
     homepage = "https://www-n.oca.eu/ohahn/MUSIC/"
     git = "https://bitbucket.org/ohahn/music.git"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("2021-12-01", commit="6747c54f3b73ec36719c265fd96362849a83cb45")
 
diff --git a/var/spack/repos/builtin/packages/must/package.py b/var/spack/repos/builtin/packages/must/package.py
index 0a942da028..1a56867b38 100644
--- a/var/spack/repos/builtin/packages/must/package.py
+++ b/var/spack/repos/builtin/packages/must/package.py
@@ -17,7 +17,7 @@ class Must(CMakePackage):
     homepage = "https://www.i12.rwth-aachen.de/go/id/nrbe"
     url = "https://hpc.rwth-aachen.de/must/files/MUST-v1.8.0-rc1.tar.gz"
 
-    maintainers = ["jgalarowicz", "dmont"]
+    maintainers("jgalarowicz", "dmont")
 
     version(
         "1.8.0-rc1",
diff --git a/var/spack/repos/builtin/packages/mvapich/package.py b/var/spack/repos/builtin/packages/mvapich/package.py
index 7f65bd07fe..4d091e4c3a 100644
--- a/var/spack/repos/builtin/packages/mvapich/package.py
+++ b/var/spack/repos/builtin/packages/mvapich/package.py
@@ -19,7 +19,7 @@ class Mvapich(AutotoolsPackage):
     url = "https://mvapich.cse.ohio-state.edu/download/mvapich/mv2/mvapich2-3.0a.tar.gz"
     list_url = "https://mvapich.cse.ohio-state.edu/downloads/"
 
-    maintainers = ["natshineman", "harisubramoni", "ndcontini"]
+    maintainers("natshineman", "harisubramoni", "ndcontini")
 
     executables = ["^mpiname$", "^mpichversion$"]
 
diff --git a/var/spack/repos/builtin/packages/mvapich2-gdr/package.py b/var/spack/repos/builtin/packages/mvapich2-gdr/package.py
index 513ff9ceb0..dc830674eb 100644
--- a/var/spack/repos/builtin/packages/mvapich2-gdr/package.py
+++ b/var/spack/repos/builtin/packages/mvapich2-gdr/package.py
@@ -21,7 +21,7 @@ class Mvapich2Gdr(AutotoolsPackage):
     homepage = "http://mvapich.cse.ohio-state.edu"
     url = "http://mvapich.cse.ohio-state.edu/download/mvapich/spack-mirror/mvapich2-gdr/mvapich2-gdr-2.3.6.tar.gz"
 
-    maintainers = ["ndcontini", "natshineman", "harisubramoni"]
+    maintainers("ndcontini", "natshineman", "harisubramoni")
 
     version("2.3.6", sha256="618408431348164c0824f3a72dc406763f169f7f5400f3cc15dfebf8d7166005")
     version("2.3.5", sha256="bcfe8197875405af0ddbf6462e585efc21668108bec9b481fe53616ad36a98b4")
diff --git a/var/spack/repos/builtin/packages/mvapich2/package.py b/var/spack/repos/builtin/packages/mvapich2/package.py
index 05636dc0d3..63364bdf93 100644
--- a/var/spack/repos/builtin/packages/mvapich2/package.py
+++ b/var/spack/repos/builtin/packages/mvapich2/package.py
@@ -19,7 +19,7 @@ class Mvapich2(AutotoolsPackage):
     url = "https://mvapich.cse.ohio-state.edu/download/mvapich/mv2/mvapich2-2.3.7.tar.gz"
     list_url = "https://mvapich.cse.ohio-state.edu/downloads/"
 
-    maintainers = ["natshineman", "harisubramoni", "ndcontini"]
+    maintainers("natshineman", "harisubramoni", "ndcontini")
 
     executables = ["^mpiname$", "^mpichversion$"]
 
diff --git a/var/spack/repos/builtin/packages/mvapich2x/package.py b/var/spack/repos/builtin/packages/mvapich2x/package.py
index 78aec03787..aebcf71275 100644
--- a/var/spack/repos/builtin/packages/mvapich2x/package.py
+++ b/var/spack/repos/builtin/packages/mvapich2x/package.py
@@ -23,7 +23,7 @@ class Mvapich2x(AutotoolsPackage):
     homepage = "https://mvapich.cse.ohio-state.edu"
     url = "http://mvapich.cse.ohio-state.edu/download/mvapich/spack-mirror/mvapich2x/mvapich2x-2.3.tar.gz"
 
-    maintainers = ["natshineman", "harisubramoni", "ndcontini"]
+    maintainers("natshineman", "harisubramoni", "ndcontini")
 
     version(
         "2.3",
diff --git a/var/spack/repos/builtin/packages/mxnet/package.py b/var/spack/repos/builtin/packages/mxnet/package.py
index 68f9939861..2d68c03b7d 100644
--- a/var/spack/repos/builtin/packages/mxnet/package.py
+++ b/var/spack/repos/builtin/packages/mxnet/package.py
@@ -15,7 +15,7 @@ class Mxnet(CMakePackage, CudaPackage, PythonExtension):
     list_url = "https://mxnet.apache.org/get_started/download"
     git = "https://github.com/apache/incubator-mxnet.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master", submodules=True)
     version("1.master", branch="v1.x", submodules=True)
diff --git a/var/spack/repos/builtin/packages/mypaint-brushes/package.py b/var/spack/repos/builtin/packages/mypaint-brushes/package.py
index 7f73f540d7..27e837e3b7 100644
--- a/var/spack/repos/builtin/packages/mypaint-brushes/package.py
+++ b/var/spack/repos/builtin/packages/mypaint-brushes/package.py
@@ -12,7 +12,7 @@ class MypaintBrushes(AutotoolsPackage):
     homepage = "https://github.com/mypaint/mypaint-brushes"
     url = "https://github.com/mypaint/mypaint-brushes/releases/download/v2.0.2/mypaint-brushes-2.0.2.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("2.0.2", sha256="7984a74edef94571d872d0629b224abaa956a36f632f5c5516b33d22e49eb566")
     version("1.3.1", sha256="fef66ffc241b7c5cd29e9c518e933c739618cb51c4ed4d745bf648a1afc3fe70")
diff --git a/var/spack/repos/builtin/packages/nag/package.py b/var/spack/repos/builtin/packages/nag/package.py
index 6393be76fc..5d6775c9ed 100644
--- a/var/spack/repos/builtin/packages/nag/package.py
+++ b/var/spack/repos/builtin/packages/nag/package.py
@@ -15,7 +15,7 @@ class Nag(Package):
     """The NAG Fortran Compiler."""
 
     homepage = "https://www.nag.com/nagware/np.asp"
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("7.1", sha256="18640737b232cebeb532ba36187675cdaf36d5b1fc235a780fc9e588c19a3ed2")
     version("7.0", sha256="6d509208533d79139e5a9f879b7b93e7b58372b78d404d51f35e491ecbaa54c7")
diff --git a/var/spack/repos/builtin/packages/nalu-wind/package.py b/var/spack/repos/builtin/packages/nalu-wind/package.py
index 00864e362d..9e1944f362 100644
--- a/var/spack/repos/builtin/packages/nalu-wind/package.py
+++ b/var/spack/repos/builtin/packages/nalu-wind/package.py
@@ -21,7 +21,7 @@ class NaluWind(CMakePackage, CudaPackage):
     homepage = "https://nalu-wind.readthedocs.io"
     git = "https://github.com/exawind/nalu-wind.git"
 
-    maintainers = ["jrood-nrel", "psakievich"]
+    maintainers("jrood-nrel", "psakievich")
 
     tags = ["ecp", "ecp-apps"]
 
diff --git a/var/spack/repos/builtin/packages/navi/package.py b/var/spack/repos/builtin/packages/navi/package.py
index 117107f7b3..f5d257e186 100644
--- a/var/spack/repos/builtin/packages/navi/package.py
+++ b/var/spack/repos/builtin/packages/navi/package.py
@@ -12,7 +12,7 @@ class Navi(Package):
     homepage = "https://github.com/denisidoro/navi"
     url = "https://github.com/denisidoro/navi/archive/refs/tags/v2.20.1.tar.gz"
 
-    maintainers = ["delucca"]
+    maintainers("delucca")
 
     version("2.20.1", sha256="92644677dc46e13aa71b049c5946dede06a22064b3b1834f52944d50e3fdb950")
     depends_on("rust")
diff --git a/var/spack/repos/builtin/packages/nccl/package.py b/var/spack/repos/builtin/packages/nccl/package.py
index b65e867bd9..d898daa3e2 100644
--- a/var/spack/repos/builtin/packages/nccl/package.py
+++ b/var/spack/repos/builtin/packages/nccl/package.py
@@ -14,7 +14,7 @@ class Nccl(MakefilePackage, CudaPackage):
     homepage = "https://github.com/NVIDIA/nccl"
     url = "https://github.com/NVIDIA/nccl/archive/v2.7.3-1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
     libraries = ["libnccl.so"]
 
     version("2.16.2-1", sha256="7f7c738511a8876403fc574d13d48e7c250d934d755598d82e14bab12236fc64")
diff --git a/var/spack/repos/builtin/packages/ncio/package.py b/var/spack/repos/builtin/packages/ncio/package.py
index 3160294c0b..142d5b433d 100644
--- a/var/spack/repos/builtin/packages/ncio/package.py
+++ b/var/spack/repos/builtin/packages/ncio/package.py
@@ -15,7 +15,7 @@ class Ncio(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-ncio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-ncio/archive/refs/tags/v1.0.0.tar.gz"
 
-    maintainers = ["edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA"]
+    maintainers("edwardhartnett", "AlexanderRichert-NOAA", "Hang-Lei-NOAA")
 
     version("1.1.0", sha256="9de05cf3b8b1291010197737666cede3d621605806379b528d2146c4f02d08f6")
     version("1.0.0", sha256="2e2630b26513bf7b0665619c6c3475fe171a9d8b930e9242f5546ddf54749bd4")
diff --git a/var/spack/repos/builtin/packages/ncl/package.py b/var/spack/repos/builtin/packages/ncl/package.py
index 5571f83eae..0b79d52150 100644
--- a/var/spack/repos/builtin/packages/ncl/package.py
+++ b/var/spack/repos/builtin/packages/ncl/package.py
@@ -20,7 +20,7 @@ class Ncl(Package):
     git = "https://github.com/NCAR/ncl.git"
     url = "https://github.com/NCAR/ncl/archive/6.4.0.tar.gz"
 
-    maintainers = ["vanderwb"]
+    maintainers("vanderwb")
 
     version("6.6.2", sha256="cad4ee47fbb744269146e64298f9efa206bc03e7b86671e9729d8986bb4bc30e")
     version("6.5.0", sha256="133446f3302eddf237db56bf349e1ebf228240a7320699acc339a3d7ee414591")
diff --git a/var/spack/repos/builtin/packages/ndzip/package.py b/var/spack/repos/builtin/packages/ndzip/package.py
index e4da1be0a0..4715493c04 100644
--- a/var/spack/repos/builtin/packages/ndzip/package.py
+++ b/var/spack/repos/builtin/packages/ndzip/package.py
@@ -18,7 +18,7 @@ class Ndzip(CMakePackage, CudaPackage):
     homepage = "https://github.com/fknorr/ndzip"
     git = "https://github.com/robertu94/ndzip"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("2021-11-30", commit="5b3c34991005c0924a339f2ec06750729ebbf015")
diff --git a/var/spack/repos/builtin/packages/neko/package.py b/var/spack/repos/builtin/packages/neko/package.py
index 5dec98c039..c7bc5b6170 100644
--- a/var/spack/repos/builtin/packages/neko/package.py
+++ b/var/spack/repos/builtin/packages/neko/package.py
@@ -14,7 +14,7 @@ class Neko(AutotoolsPackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/ExtremeFLOW/neko"
     git = "https://github.com/ExtremeFLOW/neko.git"
     url = "https://github.com/ExtremeFLOW/neko/releases/download/v0.3.2/neko-0.3.2.tar.gz"
-    maintainers = ["njansson"]
+    maintainers("njansson")
 
     version("0.5.0", sha256="01a745f2e19dd278330889a0dd6c5ab8af49da99c888d95c10adb5accc1cbfc4")
     version("0.4.3", sha256="ba8fde09cbc052bb4791a03f69c880705615b572982cd3177ee31e4e14931da2")
diff --git a/var/spack/repos/builtin/packages/nekrs/package.py b/var/spack/repos/builtin/packages/nekrs/package.py
index 64b4d81906..721e3476db 100644
--- a/var/spack/repos/builtin/packages/nekrs/package.py
+++ b/var/spack/repos/builtin/packages/nekrs/package.py
@@ -28,7 +28,7 @@ class Nekrs(Package, CudaPackage, ROCmPackage):
         "ecp-apps",
     ]
 
-    maintainers = ["thilinarmtb", "stgeke"]
+    maintainers("thilinarmtb", "stgeke")
 
     version("21.0", tag="v21.0")
 
diff --git a/var/spack/repos/builtin/packages/nemsio/package.py b/var/spack/repos/builtin/packages/nemsio/package.py
index 8ec9e72eb9..04a358edf2 100644
--- a/var/spack/repos/builtin/packages/nemsio/package.py
+++ b/var/spack/repos/builtin/packages/nemsio/package.py
@@ -16,12 +16,12 @@ class Nemsio(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-nemsio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-nemsio/archive/refs/tags/v2.5.2.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     variant("mpi", default=True, description="Build Nemsio with MPI")
     # Nemsio 2.5.3 and below require MPI
diff --git a/var/spack/repos/builtin/packages/nemsiogfs/package.py b/var/spack/repos/builtin/packages/nemsiogfs/package.py
index 55b5ceab1a..5656831c95 100644
--- a/var/spack/repos/builtin/packages/nemsiogfs/package.py
+++ b/var/spack/repos/builtin/packages/nemsiogfs/package.py
@@ -15,7 +15,7 @@ class Nemsiogfs(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-nemsiogfs"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-nemsiogfs/archive/refs/tags/v2.5.3.tar.gz"
 
-    maintainers = ["AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett"]
+    maintainers("AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett")
 
     version("2.5.3", sha256="bf84206b08c8779787bef33e4aba18404df05f8b2fdd20fc40b3af608ae4b9af")
 
diff --git a/var/spack/repos/builtin/packages/neovim/package.py b/var/spack/repos/builtin/packages/neovim/package.py
index 201200dacc..73318b7c1b 100644
--- a/var/spack/repos/builtin/packages/neovim/package.py
+++ b/var/spack/repos/builtin/packages/neovim/package.py
@@ -13,7 +13,7 @@ class Neovim(CMakePackage):
     git = "https://github.com/neovim/neovim.git"
     url = "https://github.com/neovim/neovim/archive/v0.4.3.tar.gz"
 
-    maintainers = ["albestro", "trws"]
+    maintainers("albestro", "trws")
 
     version("master", branch="master")
     version("stable", tag="stable")
diff --git a/var/spack/repos/builtin/packages/nest/package.py b/var/spack/repos/builtin/packages/nest/package.py
index 4d3c1af35f..11c85bde72 100644
--- a/var/spack/repos/builtin/packages/nest/package.py
+++ b/var/spack/repos/builtin/packages/nest/package.py
@@ -20,7 +20,7 @@ class Nest(CMakePackage):
     version("3.0", sha256="d481ea67f3251fe3aadf5252ab0a999172f0cd5536c5985366d271d772e686e6")
     version("2.20.1", sha256="df3d32b5899d5d444f708037b290f889ac6ff8eae6b7be9e9faee2c0d660d8e5")
 
-    maintainers = ["ikitayama"]
+    maintainers("ikitayama")
 
     variant("python", default=False, description="Build the PyNest interface")
     variant("mpi", default=False, description="Build with MPI bindings")
diff --git a/var/spack/repos/builtin/packages/netcdf-c/package.py b/var/spack/repos/builtin/packages/netcdf-c/package.py
index 1a453a4218..a63b21a6d6 100644
--- a/var/spack/repos/builtin/packages/netcdf-c/package.py
+++ b/var/spack/repos/builtin/packages/netcdf-c/package.py
@@ -17,7 +17,7 @@ class NetcdfC(AutotoolsPackage):
     git = "https://github.com/Unidata/netcdf-c.git"
     url = "https://github.com/Unidata/netcdf-c/archive/refs/tags/v4.8.1.tar.gz"
 
-    maintainers = ["skosukhin", "WardF"]
+    maintainers("skosukhin", "WardF")
 
     version("main", branch="main")
     version("4.9.0", sha256="9f4cb864f3ab54adb75409984c6202323d2fc66c003e5308f3cdf224ed41c0a6")
diff --git a/var/spack/repos/builtin/packages/netcdf-cxx4/package.py b/var/spack/repos/builtin/packages/netcdf-cxx4/package.py
index 9972272330..e84d581ba8 100644
--- a/var/spack/repos/builtin/packages/netcdf-cxx4/package.py
+++ b/var/spack/repos/builtin/packages/netcdf-cxx4/package.py
@@ -16,7 +16,7 @@ class NetcdfCxx4(AutotoolsPackage):
     homepage = "https://www.unidata.ucar.edu/software/netcdf"
     url = "ftp://ftp.unidata.ucar.edu/pub/netcdf/netcdf-cxx4-4.3.1.tar.gz"
 
-    maintainers = ["WardF"]
+    maintainers("WardF")
 
     version("4.3.1", sha256="6a1189a181eed043b5859e15d5c080c30d0e107406fbb212c8fb9814e90f3445")
     version("4.3.0", sha256="e34fbc6aba243ec82c23e9ee99db2430555ada849c54c1f3ab081b0ddd0f5f30")
diff --git a/var/spack/repos/builtin/packages/netcdf-fortran/package.py b/var/spack/repos/builtin/packages/netcdf-fortran/package.py
index 758b70d209..7ff5cda24e 100644
--- a/var/spack/repos/builtin/packages/netcdf-fortran/package.py
+++ b/var/spack/repos/builtin/packages/netcdf-fortran/package.py
@@ -19,7 +19,7 @@ class NetcdfFortran(AutotoolsPackage):
     homepage = "https://www.unidata.ucar.edu/software/netcdf"
     url = "https://downloads.unidata.ucar.edu/netcdf-fortran/4.5.4/netcdf-fortran-4.5.4.tar.gz"
 
-    maintainers = ["skosukhin", "WardF"]
+    maintainers("skosukhin", "WardF")
 
     version("4.6.0", sha256="198bff6534cc85a121adc9e12f1c4bc53406c403bda331775a1291509e7b2f23")
     version("4.5.4", sha256="0a19b26a2b6e29fab5d29d7d7e08c24e87712d09a5cafeea90e16e0a2ab86b81")
diff --git a/var/spack/repos/builtin/packages/netpbm/package.py b/var/spack/repos/builtin/packages/netpbm/package.py
index cc5fa48d6d..cec669fc40 100644
--- a/var/spack/repos/builtin/packages/netpbm/package.py
+++ b/var/spack/repos/builtin/packages/netpbm/package.py
@@ -22,7 +22,7 @@ class Netpbm(MakefilePackage):
     homepage = "http://netpbm.sourceforge.net"
     url = "https://sourceforge.net/projects/netpbm/files/super_stable/10.73.35/netpbm-10.73.35.tgz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("10.73.40", sha256="8542ae62aa744dfd52c8e425208f895f082955a0629ac1749f80278d6afc0344")
     version("10.73.35", sha256="628dbe8490bc43557813d1fedb2720dfdca0b80dd3f2364cb2a45c6ff04b0f18")
diff --git a/var/spack/repos/builtin/packages/neuron/package.py b/var/spack/repos/builtin/packages/neuron/package.py
index 10b9a57ecd..8df73f48b8 100644
--- a/var/spack/repos/builtin/packages/neuron/package.py
+++ b/var/spack/repos/builtin/packages/neuron/package.py
@@ -18,7 +18,7 @@ class Neuron(CMakePackage):
     homepage = "https://www.neuron.yale.edu/"
     url = "https://neuron.yale.edu/ftp/neuron/versions/v7.7/nrn-7.7.tar.gz"
     git = "https://github.com/neuronsimulator/nrn"
-    maintainers = ["pramodk", "nrnhines", "iomaganaris", "alexsavulescu"]
+    maintainers("pramodk", "nrnhines", "iomaganaris", "alexsavulescu")
 
     version("develop", branch="master", submodules="True")
     version("8.0.0", tag="8.0.0", submodules="True")
diff --git a/var/spack/repos/builtin/packages/nextflow/package.py b/var/spack/repos/builtin/packages/nextflow/package.py
index 97a1de02c8..d5af159c1a 100644
--- a/var/spack/repos/builtin/packages/nextflow/package.py
+++ b/var/spack/repos/builtin/packages/nextflow/package.py
@@ -12,7 +12,7 @@ class Nextflow(Package):
     homepage = "https://www.nextflow.io"
     url = "https://github.com/nextflow-io/nextflow/releases/download/v21.04.3/nextflow"
 
-    maintainers = ["dialvarezs", "marcodelapierre"]
+    maintainers("dialvarezs", "marcodelapierre")
 
     version(
         "22.10.4",
diff --git a/var/spack/repos/builtin/packages/nf-core-tools/package.py b/var/spack/repos/builtin/packages/nf-core-tools/package.py
index 11c2ed81e4..e2667cb65b 100644
--- a/var/spack/repos/builtin/packages/nf-core-tools/package.py
+++ b/var/spack/repos/builtin/packages/nf-core-tools/package.py
@@ -12,7 +12,7 @@ class NfCoreTools(PythonPackage):
 
     homepage = "https://nf-co.re/tools"
     pypi = "nf-core/nf-core-2.7.1.tar.gz"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     version("2.7.2", sha256="585be3908b9b93ee9263b99dd779818d48d51f6e7f44a42aa79e626617e7af48")
     version("2.7.1", sha256="90de62390314ef3141cee700667f017aa65c0346e40704a0f70d0662abcfb0db")
diff --git a/var/spack/repos/builtin/packages/nf-tower-agent/package.py b/var/spack/repos/builtin/packages/nf-tower-agent/package.py
index 92c5ad5ebb..b4343e1a1c 100644
--- a/var/spack/repos/builtin/packages/nf-tower-agent/package.py
+++ b/var/spack/repos/builtin/packages/nf-tower-agent/package.py
@@ -15,7 +15,7 @@ class NfTowerAgent(Package):
     """
 
     homepage = "https://github.com/seqeralabs/tower-agent"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     if platform.machine() == "x86_64":
         if platform.system() == "Linux":
diff --git a/var/spack/repos/builtin/packages/nf-tower-cli/package.py b/var/spack/repos/builtin/packages/nf-tower-cli/package.py
index c296d0d0f9..6bf2bc4b71 100644
--- a/var/spack/repos/builtin/packages/nf-tower-cli/package.py
+++ b/var/spack/repos/builtin/packages/nf-tower-cli/package.py
@@ -15,7 +15,7 @@ class NfTowerCli(Package):
     """
 
     homepage = "https://github.com/seqeralabs/tower-cli"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     if platform.machine() == "x86_64":
         if platform.system() == "Darwin":
diff --git a/var/spack/repos/builtin/packages/ngspice/package.py b/var/spack/repos/builtin/packages/ngspice/package.py
index 0d7227ecf7..83a79258c7 100644
--- a/var/spack/repos/builtin/packages/ngspice/package.py
+++ b/var/spack/repos/builtin/packages/ngspice/package.py
@@ -14,7 +14,7 @@ class Ngspice(AutotoolsPackage):
     url = "https://sourceforge.net/projects/ngspice/files/ngspice-33.tar.gz"
     git = "git://git.code.sf.net/p/ngspice/ngspice"
 
-    maintainers = ["aweits", "cessenat"]
+    maintainers("aweits", "cessenat")
 
     # Master version by default adds the experimental adms feature
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/nix/package.py b/var/spack/repos/builtin/packages/nix/package.py
index c7d103b6f3..c144bad924 100644
--- a/var/spack/repos/builtin/packages/nix/package.py
+++ b/var/spack/repos/builtin/packages/nix/package.py
@@ -16,7 +16,7 @@ class Nix(AutotoolsPackage):
 
     homepage = "https://nixos.org/nix"
     url = "https://github.com/NixOS/nix/archive/2.3.15.zip"
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("2.3.15", sha256="7bf04e47960e7895655ad40461f2cf8038b97e98165672db7a7ac1990fc77a22")
     version("2.2.1", sha256="b591664dd1b04a8f197407d445799ece41140a3117bcbdf8e3c5e94cd3f59854")
diff --git a/var/spack/repos/builtin/packages/nlcglib/package.py b/var/spack/repos/builtin/packages/nlcglib/package.py
index b193fa76da..5d470c68dc 100644
--- a/var/spack/repos/builtin/packages/nlcglib/package.py
+++ b/var/spack/repos/builtin/packages/nlcglib/package.py
@@ -13,7 +13,7 @@ class Nlcglib(CMakePackage, CudaPackage):
     git = "https://github.com/simonpintarelli/nlcglib.git"
     url = "https://github.com/simonpintarelli/nlcglib/archive/v0.9.tar.gz"
 
-    maintainers = ["simonpintarelli"]
+    maintainers("simonpintarelli")
 
     version("master", branch="master")
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/nlohmann-json/package.py b/var/spack/repos/builtin/packages/nlohmann-json/package.py
index eb49aae2af..6d6d9f70e1 100644
--- a/var/spack/repos/builtin/packages/nlohmann-json/package.py
+++ b/var/spack/repos/builtin/packages/nlohmann-json/package.py
@@ -11,7 +11,7 @@ class NlohmannJson(CMakePackage):
 
     homepage = "https://nlohmann.github.io/json/"
     url = "https://github.com/nlohmann/json/archive/v3.1.2.tar.gz"
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("3.11.2", sha256="d69f9deb6a75e2580465c6c4c5111b89c4dc2fa94e3a85fcd2ffcd9a143d9273")
     # v3.11.0 & v3.11.1 omitted; released with significant regressions
diff --git a/var/spack/repos/builtin/packages/node-js/package.py b/var/spack/repos/builtin/packages/node-js/package.py
index 1871c5d592..dc9fb2684a 100644
--- a/var/spack/repos/builtin/packages/node-js/package.py
+++ b/var/spack/repos/builtin/packages/node-js/package.py
@@ -17,7 +17,7 @@ class NodeJs(Package):
     list_url = "https://nodejs.org/dist/"
     list_depth = 1
 
-    maintainers = ["cosmicexplorer"]
+    maintainers("cosmicexplorer")
 
     # Current (latest features) - odd major number
     version("19.2.0", sha256="aac9d1a366fb57d68f4639f9204d1de5d6387656959a97ed929a5ba9e62c033a")
diff --git a/var/spack/repos/builtin/packages/ns-3-dev/package.py b/var/spack/repos/builtin/packages/ns-3-dev/package.py
index 6c0ca958c1..722864b417 100644
--- a/var/spack/repos/builtin/packages/ns-3-dev/package.py
+++ b/var/spack/repos/builtin/packages/ns-3-dev/package.py
@@ -16,7 +16,7 @@ class Ns3Dev(WafPackage):
     homepage = "https://www.nsnam.org/"
     url = "https://gitlab.com/nsnam/ns-3-dev/-/archive/ns-3.30.1/ns-3-dev-ns-3.30.1.tar.bz2"
 
-    maintainers = ["yee29"]
+    maintainers("yee29")
 
     version("3.34", sha256="a565d46a73ff7de68808535d93884f59a6ed7c9faa94de1248ed4f59fb6d5d3d")
     version("3.33", sha256="0deb7da501fc19ba4818997c5aefd942be5ab1bbd3cfaa6ba28c07b387900275")
diff --git a/var/spack/repos/builtin/packages/nsimd/package.py b/var/spack/repos/builtin/packages/nsimd/package.py
index a0257d90e8..d048ac2418 100644
--- a/var/spack/repos/builtin/packages/nsimd/package.py
+++ b/var/spack/repos/builtin/packages/nsimd/package.py
@@ -14,7 +14,7 @@ class Nsimd(CMakePackage):
     homepage = "https://agenium-scale.github.io/nsimd/"
     url = "https://github.com/agenium-scale/nsimd/archive/v1.0.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("3.0.1", sha256="6a90d7ce5f9da5cfac872463951f3374bb0e0824d92f714db0fd4901b32497fd")
     version("3.0", sha256="5cab09020ce3a6819ddb3b3b8cafa6bc1377821b596c0f2954f52c852d092d5c")
diff --git a/var/spack/repos/builtin/packages/ntl/package.py b/var/spack/repos/builtin/packages/ntl/package.py
index 6d1af80a62..52182f9bd6 100644
--- a/var/spack/repos/builtin/packages/ntl/package.py
+++ b/var/spack/repos/builtin/packages/ntl/package.py
@@ -20,7 +20,7 @@ class Ntl(MakefilePackage):
     homepage = "https://libntl.org"
     url = "https://github.com/libntl/ntl/archive/refs/tags/v11.5.1.tar.gz"
 
-    maintainers = ["wohlbier"]
+    maintainers("wohlbier")
 
     version("11.5.1", sha256="ef578fa8b6c0c64edd1183c4c303b534468b58dd3eb8df8c9a5633f984888de5")
     version("11.5.0", sha256="9e1e6488b177c3e5d772fdd6279c890937a9d1c3b694a904ac1cfbe9cab836db")
diff --git a/var/spack/repos/builtin/packages/numamma/package.py b/var/spack/repos/builtin/packages/numamma/package.py
index 778514de63..59cbec7cc2 100644
--- a/var/spack/repos/builtin/packages/numamma/package.py
+++ b/var/spack/repos/builtin/packages/numamma/package.py
@@ -12,7 +12,7 @@ class Numamma(CMakePackage):
 
     homepage = "https://numamma.github.io/numamma/"
     url = "https://github.com/numamma/numamma/archive/numamma-1.1.1.tar.gz"
-    maintainers = ["trahay"]
+    maintainers("trahay")
 
     version("1.1.1", sha256="f79ca22a95df33a1af529ddd653d043f7f0d32a6d196e559aee8bef8fc74771f")
 
diff --git a/var/spack/repos/builtin/packages/numap/package.py b/var/spack/repos/builtin/packages/numap/package.py
index 6bb79309b9..0814370aa7 100644
--- a/var/spack/repos/builtin/packages/numap/package.py
+++ b/var/spack/repos/builtin/packages/numap/package.py
@@ -12,7 +12,7 @@ class Numap(CMakePackage):
 
     homepage = "https://github.com/numap-library/numap"
     git = "https://github.com/numap-library/numap.git"
-    maintainers = ["trahay"]
+    maintainers("trahay")
 
     version("master", branch="master")
     version("2019-09-06", commit="ffcdb88c64b59b7a3220eb1077d2b237029ca96a")
diff --git a/var/spack/repos/builtin/packages/nvcomp/package.py b/var/spack/repos/builtin/packages/nvcomp/package.py
index 4eedb9d6ac..e3012162d7 100644
--- a/var/spack/repos/builtin/packages/nvcomp/package.py
+++ b/var/spack/repos/builtin/packages/nvcomp/package.py
@@ -19,7 +19,7 @@ class Nvcomp(CMakePackage, CudaPackage):
     # pinned to the last open source release+a few minor patches
     git = "https://github.com/robertu94/nvcomp"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("2.2.0", commit="3737f6e5028ed1887b0023ad0fc033e139d57574")
     version("2.0.2", commit="5d5c194f3449486d989057f632d10954b8d11d75")
diff --git a/var/spack/repos/builtin/packages/nvdimmsim/package.py b/var/spack/repos/builtin/packages/nvdimmsim/package.py
index f68845097c..351a268366 100644
--- a/var/spack/repos/builtin/packages/nvdimmsim/package.py
+++ b/var/spack/repos/builtin/packages/nvdimmsim/package.py
@@ -16,7 +16,7 @@ class Nvdimmsim(MakefilePackage):
     git = "https://github.com/slunk/NVDIMMSim"
     url = "https://github.com/jimstevens2001/NVDIMMSim/archive/v2.0.0.tar.gz"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("2.0.0", sha256="2a621ef10be5e52a1f543985d08354a2e6ee6532b5720e5f17ad6362cfd4adef")
 
diff --git a/var/spack/repos/builtin/packages/nvhpc/package.py b/var/spack/repos/builtin/packages/nvhpc/package.py
index 9cef81b35a..80f31094a3 100644
--- a/var/spack/repos/builtin/packages/nvhpc/package.py
+++ b/var/spack/repos/builtin/packages/nvhpc/package.py
@@ -291,7 +291,7 @@ class Nvhpc(Package):
 
     homepage = "https://developer.nvidia.com/hpc-sdk"
 
-    maintainers = ["samcmill"]
+    maintainers("samcmill")
     tags = ["e4s"]
 
     for ver, packages in _versions.items():
diff --git a/var/spack/repos/builtin/packages/nvshmem/package.py b/var/spack/repos/builtin/packages/nvshmem/package.py
index 32c6c9c86a..4cd088be4f 100644
--- a/var/spack/repos/builtin/packages/nvshmem/package.py
+++ b/var/spack/repos/builtin/packages/nvshmem/package.py
@@ -16,7 +16,7 @@ class Nvshmem(MakefilePackage, CudaPackage):
 
     homepage = "https://developer.nvidia.com/nvshmem"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("2.7.0-6", sha256="23ed9b0187104dc87d5d2bc1394b6f5ff29e8c19138dc019d940b109ede699df")
     version("2.6.0-1", sha256="fc0e8de61b034f3a079dc231b1d0955e665a9f57b5013ee98b6743647bd60417")
diff --git a/var/spack/repos/builtin/packages/nvtop/package.py b/var/spack/repos/builtin/packages/nvtop/package.py
index fc75003df1..679475cded 100644
--- a/var/spack/repos/builtin/packages/nvtop/package.py
+++ b/var/spack/repos/builtin/packages/nvtop/package.py
@@ -14,7 +14,7 @@ class Nvtop(CMakePackage, CudaPackage):
     homepage = "https://github.com/Syllo/nvtop"
     url = "https://github.com/Syllo/nvtop/archive/refs/tags/3.0.1.zip"
 
-    maintainers = ["marcost2"]
+    maintainers("marcost2")
 
     version("3.0.1", sha256="3cb6df2390e29792ed90de54c9332ec25e9d960abddcbb92d8544d658da2b5b3")
     version("3.0.0", sha256="711f1a1ef51ed3f7b1d61c858c4ac1fabb244595cf7b2403f80efcabe81d889e")
diff --git a/var/spack/repos/builtin/packages/ocaml/package.py b/var/spack/repos/builtin/packages/ocaml/package.py
index 1773f869e2..4894c95509 100644
--- a/var/spack/repos/builtin/packages/ocaml/package.py
+++ b/var/spack/repos/builtin/packages/ocaml/package.py
@@ -13,7 +13,7 @@ class Ocaml(Package):
     homepage = "https://ocaml.org/"
     url = "https://caml.inria.fr/pub/distrib/ocaml-4.06/ocaml-4.06.0.tar.gz"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
     version("4.13.1", sha256="66a5353c5e7b33a8981446e857657aad45a3b82080ea5c67d4baa434eacfcf5f")
     version("4.12.0", sha256="9825e5903b852a7a5edb71a1ed68f5d5d55d6417e2dda514dda602bc6efeed7b")
     version("4.11.0", sha256="b5bd04bf794a676389b167633f01f8275acdd853149b137f7575f2c2ddef1377")
diff --git a/var/spack/repos/builtin/packages/ocamlbuild/package.py b/var/spack/repos/builtin/packages/ocamlbuild/package.py
index d38c93004b..d2ab82426f 100644
--- a/var/spack/repos/builtin/packages/ocamlbuild/package.py
+++ b/var/spack/repos/builtin/packages/ocamlbuild/package.py
@@ -17,7 +17,7 @@ class Ocamlbuild(MakefilePackage):
 
     # Add a list of GitHub accounts to
     # notify when the package is updated.
-    maintainers = ["scemama", "cessenat"]
+    maintainers("scemama", "cessenat")
 
     # Add proper versions here.
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/occa/package.py b/var/spack/repos/builtin/packages/occa/package.py
index 51fd100c65..84e172292c 100644
--- a/var/spack/repos/builtin/packages/occa/package.py
+++ b/var/spack/repos/builtin/packages/occa/package.py
@@ -19,7 +19,7 @@ class Occa(Package):
     homepage = "https://libocca.org"
     git = "https://github.com/libocca/occa.git"
 
-    maintainers = ["v-dobrev", "dmed256"]
+    maintainers("v-dobrev", "dmed256")
 
     version("develop")
     version("1.2.0", tag="v1.2.0", commit="18379073b6497f677a20bfeced95b511f82c3355")
diff --git a/var/spack/repos/builtin/packages/ocl-icd/package.py b/var/spack/repos/builtin/packages/ocl-icd/package.py
index d61476d9eb..b74b05e85b 100644
--- a/var/spack/repos/builtin/packages/ocl-icd/package.py
+++ b/var/spack/repos/builtin/packages/ocl-icd/package.py
@@ -12,7 +12,7 @@ class OclIcd(AutotoolsPackage):
 
     homepage = "https://github.com/OCL-dev/ocl-icd"
     url = "https://github.com/OCL-dev/ocl-icd/archive/v2.2.12.tar.gz"
-    maintainers = ["lorddavidiii"]
+    maintainers("lorddavidiii")
 
     version("2.3.1", sha256="a32b67c2d52ffbaf490be9fc18b46428ab807ab11eff7664d7ff75e06cfafd6d")
     version("2.3.0", sha256="469f592ccd9b0547fb7212b17e1553b203d178634c20d3416640c0209e3ddd50")
diff --git a/var/spack/repos/builtin/packages/oclgrind/package.py b/var/spack/repos/builtin/packages/oclgrind/package.py
index 0a51cf7913..3d275a4cd9 100644
--- a/var/spack/repos/builtin/packages/oclgrind/package.py
+++ b/var/spack/repos/builtin/packages/oclgrind/package.py
@@ -13,7 +13,7 @@ class Oclgrind(CMakePackage):
     url = "https://github.com/jrprice/Oclgrind/archive/v19.10.tar.gz"
     git = "https://github.com/jrprice/Oclgrind"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("master", branch="master")
     version("19.10", sha256="f9a8f22cb9f6d88670f2578c46ba0d728ba8eaee5c481c2811129dc157c43dc0")
diff --git a/var/spack/repos/builtin/packages/octave/package.py b/var/spack/repos/builtin/packages/octave/package.py
index 1151c0fb8b..651c9215e3 100644
--- a/var/spack/repos/builtin/packages/octave/package.py
+++ b/var/spack/repos/builtin/packages/octave/package.py
@@ -24,7 +24,7 @@ class Octave(AutotoolsPackage, GNUMirrorPackage):
 
     homepage = "https://www.gnu.org/software/octave/"
     gnu_mirror_path = "octave/octave-4.0.0.tar.gz"
-    maintainers = ["mtmiller", "siko1056"]
+    maintainers("mtmiller", "siko1056")
 
     extendable = True
 
diff --git a/var/spack/repos/builtin/packages/octopus/package.py b/var/spack/repos/builtin/packages/octopus/package.py
index 425749c478..da2997c6a5 100644
--- a/var/spack/repos/builtin/packages/octopus/package.py
+++ b/var/spack/repos/builtin/packages/octopus/package.py
@@ -19,7 +19,7 @@ class Octopus(AutotoolsPackage, CudaPackage):
     url = "https://octopus-code.org/down.php?file=6.0/octopus-6.0.tar.gz"
     git = "https://gitlab.com/octopus-code/octopus"
 
-    maintainers = ["fangohr", "RemiLacroix-IDRIS"]
+    maintainers("fangohr", "RemiLacroix-IDRIS")
 
     version("12.1", sha256="e2214e958f1e9631dbe6bf020c39f1fe4d71ab0b6118ea9bd8dc38f6d7a7959a")
     version("12.0", sha256="70beaf08573d394a766f10346a708219b355ad725642126065d12596afbc0dcc")
diff --git a/var/spack/repos/builtin/packages/odc/package.py b/var/spack/repos/builtin/packages/odc/package.py
index 24e648bea7..46ce739e8b 100644
--- a/var/spack/repos/builtin/packages/odc/package.py
+++ b/var/spack/repos/builtin/packages/odc/package.py
@@ -12,7 +12,7 @@ class Odc(CMakePackage):
     homepage = "https://github.com/ecmwf/odc"
     url = "https://github.com/ecmwf/odc/archive/refs/tags/1.3.0.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("1.4.5", sha256="8532d0453531d62e1f15791d1c5c96540b842913bd211a8ef090211eaf4cccae")
     version("1.3.0", sha256="97a4f10765b341cc8ccbbf203f5559cb1b838cbd945f48d4cecb1bc4305e6cd6")
diff --git a/var/spack/repos/builtin/packages/ome-common-cpp/package.py b/var/spack/repos/builtin/packages/ome-common-cpp/package.py
index 38dca18e60..1ebe93f4b9 100644
--- a/var/spack/repos/builtin/packages/ome-common-cpp/package.py
+++ b/var/spack/repos/builtin/packages/ome-common-cpp/package.py
@@ -18,7 +18,7 @@ class OmeCommonCpp(CMakePackage):
     url = "https://gitlab.com/codelibre/ome/ome-common-cpp/-/archive/v6.0.0/ome-common-cpp-v6.0.0.tar.gz"
     git = "https://gitlab.com/codelibre/ome/ome-common-cpp.git"
 
-    maintainers = ["omsai"]
+    maintainers("omsai")
 
     version("master", branch="master")
     version("6.0.0", sha256="26f3ce6e0b9a022590eed2ade5519eca12a2507bb207cdfe9f29d360984a7e0d")
diff --git a/var/spack/repos/builtin/packages/ome-files-cpp/package.py b/var/spack/repos/builtin/packages/ome-files-cpp/package.py
index a8a54bff22..c3bc9fbbf7 100644
--- a/var/spack/repos/builtin/packages/ome-files-cpp/package.py
+++ b/var/spack/repos/builtin/packages/ome-files-cpp/package.py
@@ -17,7 +17,7 @@ class OmeFilesCpp(CMakePackage):
     url = "https://gitlab.com/codelibre/ome/ome-files-cpp/-/archive/v0.6.0/ome-files-cpp-v0.6.0.tar.gz"
     git = "https://gitlab.com/codelibre/ome/ome-files-cpp.git"
 
-    maintainers = ["omsai"]
+    maintainers("omsai")
 
     version("master", branch="master")
     version("0.6.0", sha256="e0baf3eeb2ea639f426292a36b58adcaa42ce61a4a0f15f34690602f3f5d47c1")
diff --git a/var/spack/repos/builtin/packages/ome-model/package.py b/var/spack/repos/builtin/packages/ome-model/package.py
index 2082095494..3b3934e7fd 100644
--- a/var/spack/repos/builtin/packages/ome-model/package.py
+++ b/var/spack/repos/builtin/packages/ome-model/package.py
@@ -16,7 +16,7 @@ class OmeModel(CMakePackage):
     url = "https://gitlab.com/codelibre/ome/ome-model/-/archive/v6.0.0/ome-model-v6.0.0.tar.gz"
     git = "https://gitlab.com/codelibre/ome/ome-model.git"
 
-    maintainers = ["omsai"]
+    maintainers("omsai")
 
     version("master", branch="master")
     version("6.0.0", sha256="d6644ff722411d3a8ac9f26a49c1afda30e4d4102e37b31593d2a9fdc8f96700")
diff --git a/var/spack/repos/builtin/packages/omega-h/package.py b/var/spack/repos/builtin/packages/omega-h/package.py
index 67ed1a4419..04d9570389 100644
--- a/var/spack/repos/builtin/packages/omega-h/package.py
+++ b/var/spack/repos/builtin/packages/omega-h/package.py
@@ -16,7 +16,7 @@ class OmegaH(CMakePackage, CudaPackage):
     url = "https://github.com/sandialabs/omega_h/archive/v9.34.1.tar.gz"
     git = "https://github.com/sandialabs/omega_h.git"
 
-    maintainers = ["cwsmith"]
+    maintainers("cwsmith")
     tags = ["e4s"]
     version("main", branch="main")
     version(
diff --git a/var/spack/repos/builtin/packages/omnitrace/package.py b/var/spack/repos/builtin/packages/omnitrace/package.py
index cf2b773ec6..4fb8e30563 100644
--- a/var/spack/repos/builtin/packages/omnitrace/package.py
+++ b/var/spack/repos/builtin/packages/omnitrace/package.py
@@ -13,7 +13,7 @@ class Omnitrace(CMakePackage):
 
     homepage = "https://amdresearch.github.io/omnitrace"
     git = "https://github.com/AMDResearch/omnitrace.git"
-    maintainers = ["jrmadsen"]
+    maintainers("jrmadsen")
 
     version("main", branch="main", submodules=True)
     version("1.7.4", commit="12001d9633328f9f56210c7ebffce065bff06310", submodules=True)
diff --git a/var/spack/repos/builtin/packages/ompss-2/package.py b/var/spack/repos/builtin/packages/ompss-2/package.py
index e56a04fef6..1220542f7f 100644
--- a/var/spack/repos/builtin/packages/ompss-2/package.py
+++ b/var/spack/repos/builtin/packages/ompss-2/package.py
@@ -19,7 +19,7 @@ class Ompss2(Package):
 
     homepage = "https://pm.bsc.es/ompss-2"
 
-    maintainers = ["dave96", "aleixrocks"]
+    maintainers("dave96", "aleixrocks")
 
     version("2022.11", sha256="2df1a5c0f01523ebee49596ca0939b3edeae50e6bd76680cc8777d92583e5a1e")
     version("2021.11.1", sha256="9e0ee0c9f75cd558882465efc3d521c2fe93f1a6b50d4d9c8e614ab4eb3a9e6c")
diff --git a/var/spack/repos/builtin/packages/oneapi-igc/package.py b/var/spack/repos/builtin/packages/oneapi-igc/package.py
index d1255d44c3..7523a499f6 100644
--- a/var/spack/repos/builtin/packages/oneapi-igc/package.py
+++ b/var/spack/repos/builtin/packages/oneapi-igc/package.py
@@ -15,7 +15,7 @@ class OneapiIgc(Package):
     homepage = "https://github.com/intel/intel-graphics-compiler"
     has_code = False
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     version("1.0.10409")
     version("1.0.8744")
diff --git a/var/spack/repos/builtin/packages/oneapi-level-zero/package.py b/var/spack/repos/builtin/packages/oneapi-level-zero/package.py
index 15dba71cc4..dd64b96c79 100644
--- a/var/spack/repos/builtin/packages/oneapi-level-zero/package.py
+++ b/var/spack/repos/builtin/packages/oneapi-level-zero/package.py
@@ -19,7 +19,7 @@ class OneapiLevelZero(CMakePackage):
     homepage = "https://dgpu-docs.intel.com/technologies/level-zero.html"
     url = "https://github.com/oneapi-src/level-zero/archive/refs/tags/v1.7.15.tar.gz"
 
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     version("1.7.15", sha256="c39bb05a8e5898aa6c444e1704105b93d3f1888b9c333f8e7e73825ffbfb2617")
     version("1.7.9", sha256="b430a7f833a689c899b32172a31c3bca1d16adcad8ff866f240a3a8968433de7")
diff --git a/var/spack/repos/builtin/packages/onednn/package.py b/var/spack/repos/builtin/packages/onednn/package.py
index e7df5e72bf..92090b5da3 100644
--- a/var/spack/repos/builtin/packages/onednn/package.py
+++ b/var/spack/repos/builtin/packages/onednn/package.py
@@ -17,7 +17,7 @@ class Onednn(CMakePackage):
     url = "https://github.com/oneapi-src/oneDNN/archive/v1.7.tar.gz"
     git = "https://github.com/oneapi-src/oneDNN.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("2.5.2", sha256="11d50235afa03571dc70bb6d96a98bfb5d9b53e8c00cc2bfbde78588bd01f6a3")
diff --git a/var/spack/repos/builtin/packages/oommf/package.py b/var/spack/repos/builtin/packages/oommf/package.py
index 536c71abb9..4913d51428 100644
--- a/var/spack/repos/builtin/packages/oommf/package.py
+++ b/var/spack/repos/builtin/packages/oommf/package.py
@@ -39,7 +39,7 @@ class Oommf(Package):
     # default URL for versions
     url = "https://github.com/fangohr/oommf/archive/refs/tags/20a1_20180930_ext.tar.gz"
 
-    maintainers = ["fangohr"]
+    maintainers("fangohr")
 
     version(
         "20b0_20220930", sha256="764f1983d858fbad4bae34c720b217940ce56f745647ba94ec74de4b185f1328"
diff --git a/var/spack/repos/builtin/packages/op2-dsl/package.py b/var/spack/repos/builtin/packages/op2-dsl/package.py
index 62474ead82..71f0247664 100644
--- a/var/spack/repos/builtin/packages/op2-dsl/package.py
+++ b/var/spack/repos/builtin/packages/op2-dsl/package.py
@@ -14,7 +14,7 @@ class Op2Dsl(MakefilePackage, CudaPackage):
     homepage = "https://op-dsl.github.io/"
     git = "https://github.com/OP-DSL/OP2-Common.git"
 
-    maintainers = ["gihanmudalige", "reguly", "bozbez"]
+    maintainers("gihanmudalige", "reguly", "bozbez")
 
     version("master", branch="master")
     version("1.1.0", tag="v1.1.0")
diff --git a/var/spack/repos/builtin/packages/opa-psm2/package.py b/var/spack/repos/builtin/packages/opa-psm2/package.py
index 1d555be958..9aab415750 100644
--- a/var/spack/repos/builtin/packages/opa-psm2/package.py
+++ b/var/spack/repos/builtin/packages/opa-psm2/package.py
@@ -12,7 +12,7 @@ class OpaPsm2(MakefilePackage):
     homepage = "https://github.com/cornelisnetworks/opa-psm2"
     url = "https://github.com/cornelisnetworks/opa-psm2/archive/PSM2_10.3-8.tar.gz"
 
-    maintainers = ["jack-morrison"]
+    maintainers("jack-morrison")
 
     version("11.2.230", sha256="e56262ed9ced4a8b53540cc6370d7ec9733bd5c791a9c05251010c1bbb60c75c")
     version("11.2.228", sha256="e302afc8cd054409616d59b69e4d7f140278dc3815ae07f0fc14080fd860bd5c")
diff --git a/var/spack/repos/builtin/packages/opam/package.py b/var/spack/repos/builtin/packages/opam/package.py
index 2c3d388aac..b991ba60df 100644
--- a/var/spack/repos/builtin/packages/opam/package.py
+++ b/var/spack/repos/builtin/packages/opam/package.py
@@ -16,7 +16,7 @@ class Opam(AutotoolsPackage):
     homepage = "https://opam.ocaml.org/"
     url = "https://github.com/ocaml/opam/releases/download/1.2.2/opam-full-1.2.2.tar.gz"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
 
     version("2.0.6", sha256="7c4bff5e5f3628ad00c53ee1b044ced8128ffdcfbb7582f8773fb433e12e07f4")
     version("2.0.5", sha256="776c7e64d6e24c2ef1efd1e6a71d36e007645efae94eaf860c05c1929effc76f")
diff --git a/var/spack/repos/builtin/packages/openbabel/package.py b/var/spack/repos/builtin/packages/openbabel/package.py
index 7f4128a414..243c2cd58a 100644
--- a/var/spack/repos/builtin/packages/openbabel/package.py
+++ b/var/spack/repos/builtin/packages/openbabel/package.py
@@ -17,7 +17,7 @@ class Openbabel(CMakePackage):
     url = "https://github.com/openbabel/openbabel/archive/openbabel-3-0-0.tar.gz"
     git = "https://github.com/openbabel/openbabel.git"
 
-    maintainers = ["RMeli"]
+    maintainers("RMeli")
 
     version("master", branch="master")
     version("3.1.1", tag="openbabel-3-1-1")
diff --git a/var/spack/repos/builtin/packages/opencarp/package.py b/var/spack/repos/builtin/packages/opencarp/package.py
index 5fd7258d29..1a28dc3682 100644
--- a/var/spack/repos/builtin/packages/opencarp/package.py
+++ b/var/spack/repos/builtin/packages/opencarp/package.py
@@ -16,7 +16,7 @@ class Opencarp(CMakePackage):
     homepage = "https://www.opencarp.org"
     git = "https://git.opencarp.org/openCARP/openCARP.git"
 
-    maintainers = ["MarieHouillon"]
+    maintainers("MarieHouillon")
 
     version("12.0", commit="a34c11af", submodules=False, no_cache=True, preferred=True)
     version("11.0", commit="fd8419d5", submodules=False, no_cache=True)
diff --git a/var/spack/repos/builtin/packages/opencascade/package.py b/var/spack/repos/builtin/packages/opencascade/package.py
index 0fa8b91f6a..daa56cd875 100644
--- a/var/spack/repos/builtin/packages/opencascade/package.py
+++ b/var/spack/repos/builtin/packages/opencascade/package.py
@@ -17,7 +17,7 @@ class Opencascade(CMakePackage):
     url = "https://git.dev.opencascade.org/gitweb/?p=occt.git;a=snapshot;h=refs/tags/V7_4_0;sf=tgz"
     git = "https://git.dev.opencascade.org/repos/occt.git"
 
-    maintainers = ["wdconinc"]
+    maintainers("wdconinc")
 
     version(
         "7.7.0",
diff --git a/var/spack/repos/builtin/packages/opencl-c-headers/package.py b/var/spack/repos/builtin/packages/opencl-c-headers/package.py
index acc5eb2a67..77188800f2 100644
--- a/var/spack/repos/builtin/packages/opencl-c-headers/package.py
+++ b/var/spack/repos/builtin/packages/opencl-c-headers/package.py
@@ -14,7 +14,7 @@ class OpenclCHeaders(Package):
 
     homepage = "https://www.khronos.org/registry/OpenCL/"
     url = "https://github.com/KhronosGroup/OpenCL-Headers/archive/v2020.06.16.tar.gz"
-    maintainers = ["lorddavidiii"]
+    maintainers("lorddavidiii")
 
     version(
         "2022.01.04", sha256="6e716e2b13fc8d363b40a165ca75021b102f9328e2b38f8054d7db5884de29c9"
diff --git a/var/spack/repos/builtin/packages/opencl-clhpp/package.py b/var/spack/repos/builtin/packages/opencl-clhpp/package.py
index cb1b2fdf3e..ef55631705 100644
--- a/var/spack/repos/builtin/packages/opencl-clhpp/package.py
+++ b/var/spack/repos/builtin/packages/opencl-clhpp/package.py
@@ -14,7 +14,7 @@ class OpenclClhpp(CMakePackage):
 
     homepage = "https://www.khronos.org/registry/OpenCL/"
     url = "https://github.com/KhronosGroup/OpenCL-CLHPP/archive/v2.0.12.tar.gz"
-    maintainers = ["lorddavidiii"]
+    maintainers("lorddavidiii")
 
     version("2.0.16", sha256="869456032e60787eed9fceaeaf6c6cb4452bc0ff97e0f5a271510145a1c8f4d4")
     version("2.0.15", sha256="0175806508abc699586fc9a9387e01eb37bf812ca534e3b493ff3091ec2a9246")
diff --git a/var/spack/repos/builtin/packages/opencv/package.py b/var/spack/repos/builtin/packages/opencv/package.py
index a49b8931fb..eedadce858 100644
--- a/var/spack/repos/builtin/packages/opencv/package.py
+++ b/var/spack/repos/builtin/packages/opencv/package.py
@@ -16,7 +16,7 @@ class Opencv(CMakePackage, CudaPackage):
     url = "https://github.com/opencv/opencv/archive/4.5.0.tar.gz"
     git = "https://github.com/opencv/opencv.git"
 
-    maintainers = ["bvanessen", "adamjstewart", "glennpj"]
+    maintainers("bvanessen", "adamjstewart", "glennpj")
 
     version("master", branch="master")
     version("4.6.0", sha256="1ec1cba65f9f20fe5a41fda1586e01c70ea0c9a6d7b67c9e13edf0cfe2239277")
diff --git a/var/spack/repos/builtin/packages/opendatadetector/package.py b/var/spack/repos/builtin/packages/opendatadetector/package.py
index 43c5bd62e6..6aaba8d19a 100644
--- a/var/spack/repos/builtin/packages/opendatadetector/package.py
+++ b/var/spack/repos/builtin/packages/opendatadetector/package.py
@@ -13,7 +13,7 @@ class Opendatadetector(CMakePackage):
     homepage = "https://gitlab.cern.ch/acts/OpenDataDetector.git"
     git = "https://gitlab.cern.ch/acts/OpenDataDetector.git"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/openfast/package.py b/var/spack/repos/builtin/packages/openfast/package.py
index 6abc2a2454..c04db3035c 100644
--- a/var/spack/repos/builtin/packages/openfast/package.py
+++ b/var/spack/repos/builtin/packages/openfast/package.py
@@ -12,7 +12,7 @@ class Openfast(CMakePackage):
     homepage = "https://openfast.readthedocs.io/en/latest/"
     git = "https://github.com/OpenFAST/openfast.git"
 
-    maintainers = ["jrood-nrel"]
+    maintainers("jrood-nrel")
 
     version("develop", branch="dev")
     version("master", branch="main")
diff --git a/var/spack/repos/builtin/packages/openfoam/package.py b/var/spack/repos/builtin/packages/openfoam/package.py
index f9d19cf1b2..67fb2a73ba 100644
--- a/var/spack/repos/builtin/packages/openfoam/package.py
+++ b/var/spack/repos/builtin/packages/openfoam/package.py
@@ -258,7 +258,7 @@ class Openfoam(Package):
     in 2004.
     """
 
-    maintainers = ["olesenm"]
+    maintainers("olesenm")
     homepage = "https://www.openfoam.com/"
     url = "https://sourceforge.net/projects/openfoam/files/v1906/OpenFOAM-v1906.tgz"
     git = "https://develop.openfoam.com/Development/openfoam.git"
diff --git a/var/spack/repos/builtin/packages/openkim-models/package.py b/var/spack/repos/builtin/packages/openkim-models/package.py
index fbe8c19c03..9c629e018f 100644
--- a/var/spack/repos/builtin/packages/openkim-models/package.py
+++ b/var/spack/repos/builtin/packages/openkim-models/package.py
@@ -22,7 +22,7 @@ class OpenkimModels(CMakePackage):
     homepage = "https://openkim.org/"
     url = "https://s3.openkim.org/archives/collection/openkim-models-2021-01-28.txz"
 
-    maintainers = ["ellio167"]
+    maintainers("ellio167")
 
     extends("kim-api")
     depends_on("kim-api@2.2.1:", when="@2021-01-28:")
diff --git a/var/spack/repos/builtin/packages/openlibm/package.py b/var/spack/repos/builtin/packages/openlibm/package.py
index 4c1a4212da..b2f4381537 100644
--- a/var/spack/repos/builtin/packages/openlibm/package.py
+++ b/var/spack/repos/builtin/packages/openlibm/package.py
@@ -13,7 +13,7 @@ class Openlibm(MakefilePackage):
     homepage = "https://github.com/JuliaMath/openlibm"
     url = "https://github.com/JuliaMath/openlibm/archive/refs/tags/v0.8.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.8.1", sha256="ba8a282ecd92d0033f5656bb20dfc6ea3fb83f90ba69291ac8f7beba42dcffcf")
     version("0.8.0", sha256="03620768df4ca526a63dd675c6de95a5c9d167ff59555ce57a61c6bf49e400ee")
diff --git a/var/spack/repos/builtin/packages/openmc/package.py b/var/spack/repos/builtin/packages/openmc/package.py
index de21a222b9..0f10c51209 100644
--- a/var/spack/repos/builtin/packages/openmc/package.py
+++ b/var/spack/repos/builtin/packages/openmc/package.py
@@ -20,7 +20,7 @@ class Openmc(CMakePackage):
     homepage = "https://docs.openmc.org/"
     url = "https://github.com/openmc-dev/openmc/tarball/v0.13.2"
     git = "https://github.com/openmc-dev/openmc.git"
-    maintainers = ["paulromano"]
+    maintainers("paulromano")
 
     version("develop", branch="develop", submodules=True)
     version("master", branch="master", submodules=True)
diff --git a/var/spack/repos/builtin/packages/openmpi/package.py b/var/spack/repos/builtin/packages/openmpi/package.py
index a365903eae..ef27fb35b7 100644
--- a/var/spack/repos/builtin/packages/openmpi/package.py
+++ b/var/spack/repos/builtin/packages/openmpi/package.py
@@ -32,7 +32,7 @@ class Openmpi(AutotoolsPackage, CudaPackage):
     list_url = "https://www.open-mpi.org/software/ompi/"
     git = "https://github.com/open-mpi/ompi.git"
 
-    maintainers = ["hppritcha", "naughtont3"]
+    maintainers("hppritcha", "naughtont3")
 
     executables = ["^ompi_info$"]
 
diff --git a/var/spack/repos/builtin/packages/opennurbs/package.py b/var/spack/repos/builtin/packages/opennurbs/package.py
index bd0e997a14..0a32a12140 100644
--- a/var/spack/repos/builtin/packages/opennurbs/package.py
+++ b/var/spack/repos/builtin/packages/opennurbs/package.py
@@ -15,7 +15,7 @@ class Opennurbs(Package):
     homepage = "https://github.com/OpenNURBS/OpenNURBS"
     git = "https://github.com/OpenNURBS/OpenNURBS.git"
 
-    maintainers = ["jrood-nrel"]
+    maintainers("jrood-nrel")
 
     version("develop", branch="develop")
 
diff --git a/var/spack/repos/builtin/packages/openpmd-api/package.py b/var/spack/repos/builtin/packages/openpmd-api/package.py
index 15ed3cdd82..b22ecbd306 100644
--- a/var/spack/repos/builtin/packages/openpmd-api/package.py
+++ b/var/spack/repos/builtin/packages/openpmd-api/package.py
@@ -13,7 +13,7 @@ class OpenpmdApi(CMakePackage):
     url = "https://github.com/openPMD/openPMD-api/archive/0.14.2.tar.gz"
     git = "https://github.com/openPMD/openPMD-api.git"
 
-    maintainers = ["ax3l", "franzpoeschel"]
+    maintainers("ax3l", "franzpoeschel")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/openssh/package.py b/var/spack/repos/builtin/packages/openssh/package.py
index d5aab725f9..94d980a836 100755
--- a/var/spack/repos/builtin/packages/openssh/package.py
+++ b/var/spack/repos/builtin/packages/openssh/package.py
@@ -59,7 +59,7 @@ class Openssh(AutotoolsPackage):
     depends_on("py-twisted", type="test")
     depends_on("libxcrypt", type="link")
 
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
     executables = [
         "^ssh$",
         "^scp$",
diff --git a/var/spack/repos/builtin/packages/openturns/package.py b/var/spack/repos/builtin/packages/openturns/package.py
index cf6c6ac08f..f8fb918a1d 100644
--- a/var/spack/repos/builtin/packages/openturns/package.py
+++ b/var/spack/repos/builtin/packages/openturns/package.py
@@ -18,7 +18,7 @@ class Openturns(CMakePackage):
     homepage = "https://openturns.github.io/www/"
     url = "https://github.com/openturns/openturns/archive/refs/tags/v1.18.tar.gz"
     git = "https://github.com/openturns/openturns.git"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("1.18", sha256="1840d3fd8b38fd5967b1fa04e49d8f760c2c497400430e97623595ca48754ae0")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/openvdb/package.py b/var/spack/repos/builtin/packages/openvdb/package.py
index 0122cc0adb..2f3a433eb6 100644
--- a/var/spack/repos/builtin/packages/openvdb/package.py
+++ b/var/spack/repos/builtin/packages/openvdb/package.py
@@ -18,7 +18,7 @@ class Openvdb(CMakePackage):
     git = "https://github.com/AcademySoftwareFoundation/openvdb.git"
 
     # Github account name for drew@lagrangian.xyz
-    maintainers = ["eloop"]
+    maintainers("eloop")
 
     version("develop", branch="develop")
     version("10.0.0", "6d4f6b5ccd0f9d35a4886d9a51a98c97fa314f75bf9737c5121e91b706e2db70")
diff --git a/var/spack/repos/builtin/packages/ophidia-analytics-framework/package.py b/var/spack/repos/builtin/packages/ophidia-analytics-framework/package.py
index 860a5cfc88..256bd193c5 100644
--- a/var/spack/repos/builtin/packages/ophidia-analytics-framework/package.py
+++ b/var/spack/repos/builtin/packages/ophidia-analytics-framework/package.py
@@ -11,7 +11,7 @@ class OphidiaAnalyticsFramework(AutotoolsPackage):
 
     homepage = "https://github.com/OphidiaBigData/ophidia-analytics-framework"
     url = "https://github.com/OphidiaBigData/ophidia-analytics-framework/archive/refs/tags/v1.7.1.tar.gz"
-    maintainers = ["eldoo", "SoniaScard"]
+    maintainers("eldoo", "SoniaScard")
     version(
         "1.7.1",
         sha256="565050b90ce1cefc59136c835a335ca7981fec792df7a1ee9309b24c05b275d6",
diff --git a/var/spack/repos/builtin/packages/ophidia-io-server/package.py b/var/spack/repos/builtin/packages/ophidia-io-server/package.py
index c4b7f1a281..f3a5df7f4d 100644
--- a/var/spack/repos/builtin/packages/ophidia-io-server/package.py
+++ b/var/spack/repos/builtin/packages/ophidia-io-server/package.py
@@ -11,7 +11,7 @@ class OphidiaIoServer(AutotoolsPackage):
 
     homepage = "https://github.com/OphidiaBigData/ophidia-io-server"
     url = "https://github.com/OphidiaBigData/ophidia-io-server/archive/refs/tags/v1.7.2.tar.gz"
-    maintainers = ["eldoo", "SoniaScard"]
+    maintainers("eldoo", "SoniaScard")
     version("1.7.2", sha256="8b203c44e0e5497c00f1fdb2322f0b0a41f36900b62a33d95a4570ae1ccc2971")
 
     depends_on("autoconf", type="build")
diff --git a/var/spack/repos/builtin/packages/ophidia-primitives/package.py b/var/spack/repos/builtin/packages/ophidia-primitives/package.py
index d8a1bf392b..deb6b0aaaf 100644
--- a/var/spack/repos/builtin/packages/ophidia-primitives/package.py
+++ b/var/spack/repos/builtin/packages/ophidia-primitives/package.py
@@ -11,7 +11,7 @@ class OphidiaPrimitives(AutotoolsPackage):
 
     homepage = "https://github.com/OphidiaBigData/ophidia-primitives"
     url = "https://github.com/OphidiaBigData/ophidia-primitives/archive/refs/tags/v1.7.1.tar.gz"
-    maintainers = ["eldoo", "SoniaScard"]
+    maintainers("eldoo", "SoniaScard")
     version(
         "1.7.1",
         sha256="efec5248dca8fb766abcd536344eefbe2e970fb551f03454a968e59e2df69116",
diff --git a/var/spack/repos/builtin/packages/ophidia-server/package.py b/var/spack/repos/builtin/packages/ophidia-server/package.py
index 4c812c2295..8a69576ed4 100644
--- a/var/spack/repos/builtin/packages/ophidia-server/package.py
+++ b/var/spack/repos/builtin/packages/ophidia-server/package.py
@@ -11,7 +11,7 @@ class OphidiaServer(AutotoolsPackage):
 
     homepage = "https://github.com/SoniaScard/ophidia-server"
     url = "https://github.com/SoniaScard/ophidia-server/archive/refs/tags/v1.7.2.tar.gz"
-    maintainers = ["eldoo", "SoniaScard"]
+    maintainers("eldoo", "SoniaScard")
     version(
         "1.7.2",
         sha256="452587775343b266bbb5adcfeee64e7f7e9a9bbfcb2133646a831ae3e74348be",
diff --git a/var/spack/repos/builtin/packages/or-tools/package.py b/var/spack/repos/builtin/packages/or-tools/package.py
index 1d84addeb2..f77e131207 100644
--- a/var/spack/repos/builtin/packages/or-tools/package.py
+++ b/var/spack/repos/builtin/packages/or-tools/package.py
@@ -14,7 +14,7 @@ class OrTools(CMakePackage):
 
     homepage = "https://developers.google.com/optimization/"
     url = "https://github.com/google/or-tools/archive/v7.8.tar.gz"
-    maintainers = ["hyoklee"]
+    maintainers("hyoklee")
 
     version("7.8", sha256="d93a9502b18af51902abd130ff5f23768fcf47e266e6d1f34b3586387aa2de68")
     variant("coin", default=False, description="Enable COIN-OR solvers.")
diff --git a/var/spack/repos/builtin/packages/oras/package.py b/var/spack/repos/builtin/packages/oras/package.py
index ae8cbee19a..2c79393573 100644
--- a/var/spack/repos/builtin/packages/oras/package.py
+++ b/var/spack/repos/builtin/packages/oras/package.py
@@ -15,7 +15,7 @@ class Oras(Package):
     git = "https://github.com/oras-project/oras"
     url = "https://github.com/oras-project/oras/archive/refs/tags/v0.12.0.tar.gz"
 
-    maintainers = ["vsoch"]
+    maintainers("vsoch")
 
     version("main", branch="main")
     version("0.12.0", sha256="5e19d61683a57b414efd75bd1b0290c941b8faace5fcc9d488f5e4aa674bf03e")
diff --git a/var/spack/repos/builtin/packages/orca/package.py b/var/spack/repos/builtin/packages/orca/package.py
index 8ee484d20b..f1ed55c1ba 100644
--- a/var/spack/repos/builtin/packages/orca/package.py
+++ b/var/spack/repos/builtin/packages/orca/package.py
@@ -19,7 +19,7 @@ class Orca(Package):
 
     homepage = "https://cec.mpg.de"
     url = "file://{0}/orca_4_0_1_2_linux_x86-64_openmpi202.tar.zst".format(os.getcwd())
-    maintainers = ["snehring"]
+    maintainers("snehring")
     manual_download = True
 
     version(
diff --git a/var/spack/repos/builtin/packages/osu-micro-benchmarks/package.py b/var/spack/repos/builtin/packages/osu-micro-benchmarks/package.py
index 502b9ba5a7..65d8eb6b0e 100644
--- a/var/spack/repos/builtin/packages/osu-micro-benchmarks/package.py
+++ b/var/spack/repos/builtin/packages/osu-micro-benchmarks/package.py
@@ -18,7 +18,7 @@ class OsuMicroBenchmarks(AutotoolsPackage, CudaPackage, ROCmPackage):
     homepage = "https://mvapich.cse.ohio-state.edu/benchmarks/"
     url = "https://mvapich.cse.ohio-state.edu/download/mvapich/osu-micro-benchmarks-7.0.1.tar.gz"
 
-    maintainers = ["natshineman", "harisubramoni", "MatthewLieber"]
+    maintainers("natshineman", "harisubramoni", "MatthewLieber")
 
     version("7.0.1", sha256="04954aea082ba1b90a461ffab82a3cee43fe2d5a60fed99f5cb4585ac7da8c66")
     version("7.0", sha256="958e2faf9f3a4a244d7baac3469acee0375447decff6026c442552f0f6f08306")
diff --git a/var/spack/repos/builtin/packages/otf/package.py b/var/spack/repos/builtin/packages/otf/package.py
index feb5fdb85a..fd502ee10b 100644
--- a/var/spack/repos/builtin/packages/otf/package.py
+++ b/var/spack/repos/builtin/packages/otf/package.py
@@ -14,7 +14,7 @@ class Otf(AutotoolsPackage):
     homepage = "http://tu-dresden.de/die_tu_dresden/zentrale_einrichtungen/zih/forschung/projekte/otf/index_html/document_view?set_language=en"
     url = "https://wwwpub.zih.tu-dresden.de/%7Emlieber/dcount/dcount.php?package=otf&get=OTF-1.12.5salmon.tar.gz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version(
         "1.12.5salmon", sha256="0a8427360dedb38e8ddca30f14d95f826420c550337c5a79dbb754904e194088"
diff --git a/var/spack/repos/builtin/packages/p4est/package.py b/var/spack/repos/builtin/packages/p4est/package.py
index 1513c2d1df..224bb61b7e 100644
--- a/var/spack/repos/builtin/packages/p4est/package.py
+++ b/var/spack/repos/builtin/packages/p4est/package.py
@@ -17,7 +17,7 @@ class P4est(AutotoolsPackage):
     # Github repository lack important parts.
     url = "https://p4est.github.io/release/p4est-2.8.tar.gz"
 
-    maintainers = ["davydden"]
+    maintainers("davydden")
 
     version("2.8", sha256="6a0586e3abac06c20e31b1018f3a82a564a6a0d9ff6b7f6c772a9e6b0f0cc5e4")
     version("2.3.2", sha256="076df9e5578e0e7fcfbe12e1a0b080104001f8c986ab1d5a69ec2220050df8e6")
diff --git a/var/spack/repos/builtin/packages/p7zip/package.py b/var/spack/repos/builtin/packages/p7zip/package.py
index 4e93f032ad..70a0f39ac1 100644
--- a/var/spack/repos/builtin/packages/p7zip/package.py
+++ b/var/spack/repos/builtin/packages/p7zip/package.py
@@ -10,7 +10,7 @@ from spack.package import *
 class P7zip(MakefilePackage):
     """A Unix port of the 7z file archiver"""
 
-    maintainers = ["vmiheer"]
+    maintainers("vmiheer")
     homepage = "http://p7zip.sourceforge.net"
     url = "https://downloads.sourceforge.net/project/p7zip/p7zip/16.02/p7zip_16.02_src_all.tar.bz2"
 
diff --git a/var/spack/repos/builtin/packages/pacparser/package.py b/var/spack/repos/builtin/packages/pacparser/package.py
index 4d0436690b..d42d927e37 100644
--- a/var/spack/repos/builtin/packages/pacparser/package.py
+++ b/var/spack/repos/builtin/packages/pacparser/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class Pacparser(MakefilePackage):
     """pacparser is a library to parse proxy auto-config (PAC) files."""
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     homepage = "https://pacparser.github.io/"
     url = "https://github.com/manugarg/pacparser/releases/download/v1.4.0/pacparser-v1.4.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/pagmo2/package.py b/var/spack/repos/builtin/packages/pagmo2/package.py
index 362fe2f1e4..6bdd27aa51 100644
--- a/var/spack/repos/builtin/packages/pagmo2/package.py
+++ b/var/spack/repos/builtin/packages/pagmo2/package.py
@@ -15,7 +15,7 @@ class Pagmo2(CMakePackage):
     homepage = "https://esa.github.io/pagmo2/"
     url = "https://github.com/esa/pagmo2/archive/v2.18.0.tar.gz"
     git = "https://github.com/esa/pagmo2.git"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("master", branch="master")
     version("2.18.0", sha256="5ad40bf3aa91857a808d6b632d9e1020341a33f1a4115d7a2b78b78fd063ae31")
diff --git a/var/spack/repos/builtin/packages/pajeng/package.py b/var/spack/repos/builtin/packages/pajeng/package.py
index 30531c8364..06e40aefa6 100644
--- a/var/spack/repos/builtin/packages/pajeng/package.py
+++ b/var/spack/repos/builtin/packages/pajeng/package.py
@@ -18,7 +18,7 @@ class Pajeng(CMakePackage):
     git = "https://github.com/schnorr/pajeng.git"
     url = "https://github.com/schnorr/pajeng/archive/1.3.6.tar.gz"
 
-    maintainers = ["viniciusvgp", "schnorr"]
+    maintainers("viniciusvgp", "schnorr")
 
     version("develop", git="https://github.com/schnorr/pajeng.git")
     version("1.3.6", sha256="1a2722bfaeb0c6437fb9e8efc2592edbf14ba01172f97e01c7839ffea8b9d0b3")
diff --git a/var/spack/repos/builtin/packages/palace/package.py b/var/spack/repos/builtin/packages/palace/package.py
index 90eeab6cfc..c0dd5cb232 100644
--- a/var/spack/repos/builtin/packages/palace/package.py
+++ b/var/spack/repos/builtin/packages/palace/package.py
@@ -16,7 +16,7 @@ class Palace(CMakePackage):
 
     root_cmakelists_dir = "palace"
 
-    maintainers = ["sebastiangrimberg"]
+    maintainers("sebastiangrimberg")
 
     version("develop", branch="main")
     version("0.11.0", tag="v0.11.0")
diff --git a/var/spack/repos/builtin/packages/palisade-development/package.py b/var/spack/repos/builtin/packages/palisade-development/package.py
index 5adbffb656..b165debf7b 100644
--- a/var/spack/repos/builtin/packages/palisade-development/package.py
+++ b/var/spack/repos/builtin/packages/palisade-development/package.py
@@ -26,7 +26,7 @@ class PalisadeDevelopment(CMakePackage):
 
     homepage = "https://gitlab.com/palisade/palisade-development"
     git = "https://gitlab.com/palisade/palisade-development.git"
-    maintainers = ["wohlbier"]
+    maintainers("wohlbier")
 
     version("feature-fixed-point-encoding", branch="feature-fixed-point-encoding", submodules=True)
     version("fppe-logreg-v1.0", tag="fppe-logreg-v1.0", submodules=True)
diff --git a/var/spack/repos/builtin/packages/paml/package.py b/var/spack/repos/builtin/packages/paml/package.py
index 939630a835..3a5f6976aa 100644
--- a/var/spack/repos/builtin/packages/paml/package.py
+++ b/var/spack/repos/builtin/packages/paml/package.py
@@ -13,7 +13,7 @@ class Paml(MakefilePackage):
     homepage = "http://abacus.gene.ucl.ac.uk/software/paml.html"
     url = "https://github.com/abacus-gene/paml/archive/refs/tags/v4.10.0.tar.gz"
     git = "https://github.com/abacus-gene/paml.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version(
         "4.10.3",
diff --git a/var/spack/repos/builtin/packages/papi/package.py b/var/spack/repos/builtin/packages/papi/package.py
index 7cd8acc06e..aec6a927c4 100644
--- a/var/spack/repos/builtin/packages/papi/package.py
+++ b/var/spack/repos/builtin/packages/papi/package.py
@@ -23,7 +23,7 @@ class Papi(AutotoolsPackage, ROCmPackage):
     across the hardware and software stack."""
 
     homepage = "https://icl.cs.utk.edu/papi/index.html"
-    maintainers = ["G-Ragghianti"]
+    maintainers("G-Ragghianti")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/parallel-netcdf/package.py b/var/spack/repos/builtin/packages/parallel-netcdf/package.py
index ade2a9e54a..65c54c4fc5 100644
--- a/var/spack/repos/builtin/packages/parallel-netcdf/package.py
+++ b/var/spack/repos/builtin/packages/parallel-netcdf/package.py
@@ -19,7 +19,7 @@ class ParallelNetcdf(AutotoolsPackage):
     url = "https://parallel-netcdf.github.io/Release/pnetcdf-1.11.0.tar.gz"
     list_url = "https://parallel-netcdf.github.io/wiki/Download.html"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/parallelio/package.py b/var/spack/repos/builtin/packages/parallelio/package.py
index f9eec3d4e2..1d840b9fca 100644
--- a/var/spack/repos/builtin/packages/parallelio/package.py
+++ b/var/spack/repos/builtin/packages/parallelio/package.py
@@ -15,7 +15,7 @@ class Parallelio(CMakePackage):
     url = "https://github.com/NCAR/ParallelIO/archive/pio2_5_8.tar.gz"
     git = "https://github.com/NCAR/ParallelIO.git"
 
-    maintainers = ["jedwards4b"]
+    maintainers("jedwards4b")
 
     version("2.5.9", sha256="e5dbc153d8637111de3a51a9655660bf15367d55842de78240dcfc024380553d")
     version("2.5.8", sha256="f2584fb4310ff7da39d51efbe3f334efd0ac53ae2995e5fc157decccc0570a89")
diff --git a/var/spack/repos/builtin/packages/parallelmergetree/package.py b/var/spack/repos/builtin/packages/parallelmergetree/package.py
index 70febba821..f39e709c06 100644
--- a/var/spack/repos/builtin/packages/parallelmergetree/package.py
+++ b/var/spack/repos/builtin/packages/parallelmergetree/package.py
@@ -15,7 +15,7 @@ class Parallelmergetree(CMakePackage):
     homepage = "https://bitbucket.org/cedmav/parallelmergetree"
     git = "https://bitbucket.org/cedmav/parallelmergetree.git"
 
-    maintainers = ["spetruzza"]
+    maintainers("spetruzza")
 
     version(
         "1.1.2",
diff --git a/var/spack/repos/builtin/packages/paraview/package.py b/var/spack/repos/builtin/packages/paraview/package.py
index c5feaf80f6..e3401ec4ac 100644
--- a/var/spack/repos/builtin/packages/paraview/package.py
+++ b/var/spack/repos/builtin/packages/paraview/package.py
@@ -23,7 +23,7 @@ class Paraview(CMakePackage, CudaPackage, ROCmPackage):
     list_depth = 1
     git = "https://gitlab.kitware.com/paraview/paraview.git"
 
-    maintainers = ["danlipsa", "vicentebolea", "kwryankrattiger"]
+    maintainers("danlipsa", "vicentebolea", "kwryankrattiger")
     tags = ["e4s"]
 
     version("master", branch="master", submodules=True)
diff --git a/var/spack/repos/builtin/packages/parflow/package.py b/var/spack/repos/builtin/packages/parflow/package.py
index 108c14f929..3e909b328f 100644
--- a/var/spack/repos/builtin/packages/parflow/package.py
+++ b/var/spack/repos/builtin/packages/parflow/package.py
@@ -17,7 +17,7 @@ class Parflow(CMakePackage):
     url = "https://github.com/parflow/parflow/archive/v3.9.0.tar.gz"
     git = "https://github.com/parflow/parflow.git"
 
-    maintainers = ["smithsg84"]
+    maintainers("smithsg84")
 
     version("develop", branch="master")
     version("3.9.0", sha256="0ac610208baf973ac07ca93187ec289ba3f6e904d3f01d721ee96a2ace0f5e48")
diff --git a/var/spack/repos/builtin/packages/parmmg/package.py b/var/spack/repos/builtin/packages/parmmg/package.py
index b50ed51e21..17e18e7668 100644
--- a/var/spack/repos/builtin/packages/parmmg/package.py
+++ b/var/spack/repos/builtin/packages/parmmg/package.py
@@ -12,7 +12,7 @@ class Parmmg(CMakePackage):
     homepage = "https://www.mmgtools.org"
     url = "https://github.com/MmgTools/ParMmg/archive/refs/tags/v1.3.0.tar.gz"
 
-    maintainers = ["corentin-dev"]
+    maintainers("corentin-dev")
 
     version("1.3.0", sha256="d43b73a73b62545b5a31bbe25562f69c9e63ad8a6d416bd459781203e37427cf")
     version("1.2.0", sha256="99729cc292dcb59c87e3f25d4cabf5a64841e83b624d383e1fd3fb7f960df672")
diff --git a/var/spack/repos/builtin/packages/parsec/package.py b/var/spack/repos/builtin/packages/parsec/package.py
index db967cd9d3..d438f81bbe 100644
--- a/var/spack/repos/builtin/packages/parsec/package.py
+++ b/var/spack/repos/builtin/packages/parsec/package.py
@@ -19,7 +19,7 @@ class Parsec(CMakePackage, CudaPackage):
     git = "https://github.com/icldisco/parsec.git"
     url = "https://github.com/ICLDisco/parsec/archive/refs/tags/parsec-3.0.2012.tar.gz"
     list_url = "https://github.com/ICLDisco/parsec/tags"
-    maintainers = ["abouteiller", "bosilca", "herault"]
+    maintainers("abouteiller", "bosilca", "herault")
     tags = ["e4s"]
 
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/pasta/package.py b/var/spack/repos/builtin/packages/pasta/package.py
index 660ea36503..390f41e86c 100644
--- a/var/spack/repos/builtin/packages/pasta/package.py
+++ b/var/spack/repos/builtin/packages/pasta/package.py
@@ -13,7 +13,7 @@ class Pasta(PythonPackage):
 
     homepage = "https://github.com/smirarab/pasta"
     git = "https://github.com/smirarab/pasta"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.9.0", commit="370ae2d21ef461bcb2cef7c20cb5a4a1db7ff99d")
 
diff --git a/var/spack/repos/builtin/packages/pastix/package.py b/var/spack/repos/builtin/packages/pastix/package.py
index 1e7c471cc9..4e157fb7a1 100644
--- a/var/spack/repos/builtin/packages/pastix/package.py
+++ b/var/spack/repos/builtin/packages/pastix/package.py
@@ -14,7 +14,7 @@ class Pastix(CMakePackage, CudaPackage):
     homepage = "https://gitlab.inria.fr/solverstack/pastix/blob/master/README.md"
     url = "https://files.inria.fr/pastix/releases/v6/pastix-6.2.2.tar.gz"
     git = "https://gitlab.inria.fr/solverstack/pastix.git"
-    maintainers = ["fpruvost", "mfaverge", "ramet"]
+    maintainers("fpruvost", "mfaverge", "ramet")
 
     version("master", branch="master", submodules=True)
     version("6.2.2", "cce9a1fe4678b5733c9f1a5a52f77b040eadc3e254418c6fb03d8ab37dede508")
diff --git a/var/spack/repos/builtin/packages/patchelf/package.py b/var/spack/repos/builtin/packages/patchelf/package.py
index 81d4c5f3fa..090d0c0384 100644
--- a/var/spack/repos/builtin/packages/patchelf/package.py
+++ b/var/spack/repos/builtin/packages/patchelf/package.py
@@ -16,7 +16,7 @@ class Patchelf(AutotoolsPackage):
     list_url = "https://nixos.org/releases/patchelf/"
     list_depth = 1
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.16.1", sha256="1a562ed28b16f8a00456b5f9ee573bb1af7c39c1beea01d94fc0c7b3256b0406")
     version("0.15.0", sha256="53a8d58ed4e060412b8fdcb6489562b3c62be6f65cee5af30eba60f4423bfa0f")
diff --git a/var/spack/repos/builtin/packages/pbbam/package.py b/var/spack/repos/builtin/packages/pbbam/package.py
index 4de66c8f65..5e76b22368 100644
--- a/var/spack/repos/builtin/packages/pbbam/package.py
+++ b/var/spack/repos/builtin/packages/pbbam/package.py
@@ -14,7 +14,7 @@ class Pbbam(MesonPackage):
 
     homepage = "https://github.com/PacificBiosciences/pbbam"
     url = "https://github.com/PacificBiosciences/pbbam/archive/refs/tags/0.18.0.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version(
         "2.1.0",
diff --git a/var/spack/repos/builtin/packages/pcre/package.py b/var/spack/repos/builtin/packages/pcre/package.py
index 127e251438..4e6e047335 100644
--- a/var/spack/repos/builtin/packages/pcre/package.py
+++ b/var/spack/repos/builtin/packages/pcre/package.py
@@ -23,7 +23,7 @@ class Pcre(AutotoolsPackage):
     version("8.39", sha256="b858099f82483031ee02092711689e7245586ada49e534a06e678b8ea9549e8b")
     version("8.38", sha256="b9e02d36e23024d6c02a2e5b25204b3a4fa6ade43e0a5f869f254f49535079df")
 
-    maintainers = ["drkennetz"]
+    maintainers("drkennetz")
     patch("intel.patch", when="@8.38")
 
     variant("jit", default=False, description="Enable JIT support.")
diff --git a/var/spack/repos/builtin/packages/pcsclite/package.py b/var/spack/repos/builtin/packages/pcsclite/package.py
index 943641443c..ddcde02b75 100644
--- a/var/spack/repos/builtin/packages/pcsclite/package.py
+++ b/var/spack/repos/builtin/packages/pcsclite/package.py
@@ -15,7 +15,7 @@ class Pcsclite(AutotoolsPackage):
     url = "https://pcsclite.apdu.fr/files/pcsc-lite-1.9.8.tar.bz2"
     git = "https://salsa.debian.org/rousseau/PCSC.git"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("master", branch="master")
     version("1.9.8", sha256="502d80c557ecbee285eb99fe8703eeb667bcfe067577467b50efe3420d1b2289")
diff --git a/var/spack/repos/builtin/packages/pdc/package.py b/var/spack/repos/builtin/packages/pdc/package.py
index 8750ba26b7..de3f00e873 100644
--- a/var/spack/repos/builtin/packages/pdc/package.py
+++ b/var/spack/repos/builtin/packages/pdc/package.py
@@ -17,7 +17,7 @@ class Pdc(CMakePackage):
     url = "https://github.com/hpc-io/pdc/archive/refs/tags/0.3.tar.gz"
     git = "https://github.com/hpc-io/pdc.git"
 
-    maintainers = ["houjun", "sbyna"]
+    maintainers("houjun", "sbyna")
 
     version("0.3", sha256="14a3abd5e1e604f9527105709fca545bcdebe51abd2b89884db74d48a38b5443")
     version("0.2", sha256="2829e74da227913a1a8e3e4f64e8f422ab9c0a049f8d73ff7b6ca12463959f8b")
diff --git a/var/spack/repos/builtin/packages/pdftk/package.py b/var/spack/repos/builtin/packages/pdftk/package.py
index 918ac0eae2..01284dae2e 100644
--- a/var/spack/repos/builtin/packages/pdftk/package.py
+++ b/var/spack/repos/builtin/packages/pdftk/package.py
@@ -19,7 +19,7 @@ class Pdftk(MakefilePackage):
     # https://sources.debian.org/src/pdftk/
     # http://archive.ubuntu.com/ubuntu/pool/universe/p/pdftk/pdftk_2.02.orig.tar.gz
 
-    maintainers = ["citibeth"]
+    maintainers("citibeth")
 
     version("2.02", sha256="118f6a25fd3acaafb58824dce6f97cdc07e56050e666b90e4c4ef426ea37b8c1")
 
diff --git a/var/spack/repos/builtin/packages/pdt/package.py b/var/spack/repos/builtin/packages/pdt/package.py
index 8046b6eb1f..4f3ccac0c4 100644
--- a/var/spack/repos/builtin/packages/pdt/package.py
+++ b/var/spack/repos/builtin/packages/pdt/package.py
@@ -18,7 +18,7 @@ class Pdt(AutotoolsPackage):
 
     """
 
-    maintainers = ["wspear", "eugeneswalker", "khuck", "sameershende"]
+    maintainers("wspear", "eugeneswalker", "khuck", "sameershende")
     homepage = "https://www.cs.uoregon.edu/research/pdt/home.php"
     url = "https://www.cs.uoregon.edu/research/paracomp/pdtoolkit/Download/pdtoolkit-3.25.1.tar.gz"
 
diff --git a/var/spack/repos/builtin/packages/perl-cgi/package.py b/var/spack/repos/builtin/packages/perl-cgi/package.py
index bc1f3e6e30..842188edc1 100644
--- a/var/spack/repos/builtin/packages/perl-cgi/package.py
+++ b/var/spack/repos/builtin/packages/perl-cgi/package.py
@@ -15,7 +15,7 @@ class PerlCgi(PerlPackage):
     homepage = "https://metacpan.org/pod/CGI"
     url = "https://cpan.metacpan.org/authors/id/L/LE/LEEJO/CGI-4.40.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("4.54", sha256="9608a044ae2e87cefae8e69b113e3828552ddaba0d596a02f9954c6ac17fa294")
     version("4.53", sha256="c67e732f3c96bcb505405fd944f131fe5c57b46e5d02885c00714c452bf14e60")
diff --git a/var/spack/repos/builtin/packages/perl-fth/package.py b/var/spack/repos/builtin/packages/perl-fth/package.py
index 8b2e296ffc..e629426a60 100644
--- a/var/spack/repos/builtin/packages/perl-fth/package.py
+++ b/var/spack/repos/builtin/packages/perl-fth/package.py
@@ -25,7 +25,7 @@ class PerlFth(Package):
     homepage = "https://sourceforge.net/projects/ftagshtml/"
     url = "https://downloads.sourceforge.net/project/ftagshtml/ftagshtml-0.524.tgz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("0.527", sha256="df98e9e2f4dbef863b09a22ed92681dff028a6f345ba530bc3afd8221efe633c")
     version("0.526", sha256="ada1c7306111d59d64572fe8a9b038026fd0daebaff630924997ef2dc22d87a8")
diff --git a/var/spack/repos/builtin/packages/perl-tk/package.py b/var/spack/repos/builtin/packages/perl-tk/package.py
index 905eb3d7a0..874c32a090 100644
--- a/var/spack/repos/builtin/packages/perl-tk/package.py
+++ b/var/spack/repos/builtin/packages/perl-tk/package.py
@@ -12,7 +12,7 @@ class PerlTk(PerlPackage):
     homepage = "https://metacpan.org/pod/distribution/Tk/Tk.pod"
     url = "https://cpan.metacpan.org/authors/id/S/SR/SREZIC/Tk-804.035.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("804.036", sha256="32aa7271a6bdfedc3330119b3825daddd0aa4b5c936f84ad74eabb932a200a5e")
     version("804.035", sha256="4d2b80291ba6de34d8ec886a085a6dbd2b790b926035a087e99025614c5ffdd4")
diff --git a/var/spack/repos/builtin/packages/petaca/package.py b/var/spack/repos/builtin/packages/petaca/package.py
index fd6c4e88e0..756b4e9a24 100644
--- a/var/spack/repos/builtin/packages/petaca/package.py
+++ b/var/spack/repos/builtin/packages/petaca/package.py
@@ -23,7 +23,7 @@ class Petaca(CMakePackage):
     git = "https://github.com/nncarlson/petaca.git"
     url = "https://github.com/nncarlson/petaca/archive/refs/tags/v22.03.tar.gz"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="master")
     version("22.03", sha256="e6559e928c7cca6017ef0582c204eee775f6bb3f927f1c224c515c2ad574cc32")
diff --git a/var/spack/repos/builtin/packages/petsc/package.py b/var/spack/repos/builtin/packages/petsc/package.py
index 30a28e61d0..c1473b2808 100644
--- a/var/spack/repos/builtin/packages/petsc/package.py
+++ b/var/spack/repos/builtin/packages/petsc/package.py
@@ -16,7 +16,7 @@ class Petsc(Package, CudaPackage, ROCmPackage):
     homepage = "https://www.mcs.anl.gov/petsc/index.html"
     url = "https://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-3.15.0.tar.gz"
     git = "https://gitlab.com/petsc/petsc.git"
-    maintainers = ["balay", "barrysmith", "jedbrown"]
+    maintainers("balay", "barrysmith", "jedbrown")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/pflogger/package.py b/var/spack/repos/builtin/packages/pflogger/package.py
index db09b08d87..e922e7c055 100644
--- a/var/spack/repos/builtin/packages/pflogger/package.py
+++ b/var/spack/repos/builtin/packages/pflogger/package.py
@@ -14,7 +14,7 @@ class Pflogger(CMakePackage):
     url = "https://github.com/Goddard-Fortran-Ecosystem/pFlogger/archive/refs/tags/v1.6.1.tar.gz"
     git = "https://github.com/Goddard-Fortran-Ecosystem/pFlogger.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("develop", branch="develop")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/pflotran/package.py b/var/spack/repos/builtin/packages/pflotran/package.py
index d890d8089d..e96bd98c7b 100644
--- a/var/spack/repos/builtin/packages/pflotran/package.py
+++ b/var/spack/repos/builtin/packages/pflotran/package.py
@@ -15,7 +15,7 @@ class Pflotran(AutotoolsPackage):
     homepage = "https://www.pflotran.org"
     git = "https://bitbucket.org/pflotran/pflotran.git"
 
-    maintainers = ["ghammond86", "balay"]
+    maintainers("ghammond86", "balay")
 
     version("develop")
     version("4.0.1", commit="fd351a49b687e27f46eae92e9259156eea74897d")  # tag v4.0.1
diff --git a/var/spack/repos/builtin/packages/pfunit/package.py b/var/spack/repos/builtin/packages/pfunit/package.py
index 98ca8bc028..c78065e2d2 100644
--- a/var/spack/repos/builtin/packages/pfunit/package.py
+++ b/var/spack/repos/builtin/packages/pfunit/package.py
@@ -18,7 +18,7 @@ class Pfunit(CMakePackage):
     url = "https://github.com/Goddard-Fortran-Ecosystem/pFUnit/releases/download/v4.6.1/pFUnit-v4.6.1.tar"
     git = "https://github.com/Goddard-Fortran-Ecosystem/pFUnit.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("4.6.2", sha256="fd302a1f7a131b38e18bc31ede69a216e580c640152e5e313f5a1e084669a950")
     version("4.6.1", sha256="19de22ff0542ca900aaf2957407f24d7dadaccd993ea210beaf22032d3095add")
diff --git a/var/spack/repos/builtin/packages/pgplot/package.py b/var/spack/repos/builtin/packages/pgplot/package.py
index e6cab8db9b..01a3531836 100644
--- a/var/spack/repos/builtin/packages/pgplot/package.py
+++ b/var/spack/repos/builtin/packages/pgplot/package.py
@@ -20,7 +20,7 @@ class Pgplot(MakefilePackage):
     homepage = "https://sites.astro.caltech.edu/~tjp/pgplot/"
     url = "ftp://ftp.astro.caltech.edu/pub/pgplot/pgplot5.2.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version(
         "5.2.2",
diff --git a/var/spack/repos/builtin/packages/phist/package.py b/var/spack/repos/builtin/packages/phist/package.py
index eeb2da2fbc..fa055e47f2 100644
--- a/var/spack/repos/builtin/packages/phist/package.py
+++ b/var/spack/repos/builtin/packages/phist/package.py
@@ -24,7 +24,7 @@ class Phist(CMakePackage):
     url = "https://bitbucket.org/essex/phist/get/phist-1.11.2.tar.gz"
     git = "https://bitbucket.org/essex/phist.git"
 
-    maintainers = ["jthies"]
+    maintainers("jthies")
     tags = ["e4s"]
 
     # phist is a required part of spack GitLab CI pipelines. In them, mpich is requested
diff --git a/var/spack/repos/builtin/packages/photos-f/package.py b/var/spack/repos/builtin/packages/photos-f/package.py
index 5c91082967..2facf671c6 100644
--- a/var/spack/repos/builtin/packages/photos-f/package.py
+++ b/var/spack/repos/builtin/packages/photos-f/package.py
@@ -18,7 +18,7 @@ class PhotosF(MakefilePackage):
         "http://cern.ch/service-spi/external/MCGenerators/distribution/photos/photos-215.5-src.tgz"
     )
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("215.5", sha256="3e2b3f60ffe2d3a6a95cf2f156aa24b93e1fa3c439a85fa0ae780ca2f6e0dbb5")
 
diff --git a/var/spack/repos/builtin/packages/photos/package.py b/var/spack/repos/builtin/packages/photos/package.py
index 5444f686ca..fc630524c9 100644
--- a/var/spack/repos/builtin/packages/photos/package.py
+++ b/var/spack/repos/builtin/packages/photos/package.py
@@ -21,7 +21,7 @@ class Photos(AutotoolsPackage):
     variant("hepmc", default=True, description="Build with HepMC2 support")
     variant("hepmc3", default=False, description="Build with HepMC3 support")
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     depends_on("hepmc", when="+hepmc")
     depends_on("hepmc3", when="+hepmc3")
diff --git a/var/spack/repos/builtin/packages/phylip/package.py b/var/spack/repos/builtin/packages/phylip/package.py
index 3115e64d3b..2e294e17fb 100644
--- a/var/spack/repos/builtin/packages/phylip/package.py
+++ b/var/spack/repos/builtin/packages/phylip/package.py
@@ -12,7 +12,7 @@ class Phylip(Package):
 
     homepage = "https://evolution.genetics.washington.edu/phylip/"
     url = "https://evolution.gs.washington.edu/phylip/download/phylip-3.697.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("3.697", sha256="9a26d8b08b8afea7f708509ef41df484003101eaf4beceb5cf7851eb940510c1")
 
diff --git a/var/spack/repos/builtin/packages/pika-algorithms/package.py b/var/spack/repos/builtin/packages/pika-algorithms/package.py
index eed1dd8480..6b04fb8b66 100644
--- a/var/spack/repos/builtin/packages/pika-algorithms/package.py
+++ b/var/spack/repos/builtin/packages/pika-algorithms/package.py
@@ -13,7 +13,7 @@ class PikaAlgorithms(CMakePackage):
     homepage = "https://github.com/pika-org/pika-algorithms/"
     url = "https://github.com/pika-org/pika-algorithms/archive/0.0.0.tar.gz"
     git = "https://github.com/pika-org/pika-algorithms.git"
-    maintainers = ["msimberg", "albestro", "teonnik", "aurianer"]
+    maintainers("msimberg", "albestro", "teonnik", "aurianer")
 
     version("0.1.0", sha256="64da008897dfa7373155595c46d2ce6b97a8a3cb5bea33ae7f2d1ff359f0d9b6")
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/pika/package.py b/var/spack/repos/builtin/packages/pika/package.py
index 22cee1b58a..b7f6f685c4 100644
--- a/var/spack/repos/builtin/packages/pika/package.py
+++ b/var/spack/repos/builtin/packages/pika/package.py
@@ -15,7 +15,7 @@ class Pika(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/pika-org/pika/"
     url = "https://github.com/pika-org/pika/archive/0.0.0.tar.gz"
     git = "https://github.com/pika-org/pika.git"
-    maintainers = ["msimberg", "albestro", "teonnik", "aurianer"]
+    maintainers("msimberg", "albestro", "teonnik", "aurianer")
 
     version("0.11.0", sha256="3c3d94ca1a3960884bad7272bb9434d61723f4047ebdb097fcf522c6301c3fda")
     version("0.10.0", sha256="3b443b8f0f75b9a558accbaef0334a113a71b0205770e6c7ff02ea2d7c6aca5b")
diff --git a/var/spack/repos/builtin/packages/pinentry/package.py b/var/spack/repos/builtin/packages/pinentry/package.py
index c5c4928957..574efa81b6 100644
--- a/var/spack/repos/builtin/packages/pinentry/package.py
+++ b/var/spack/repos/builtin/packages/pinentry/package.py
@@ -18,7 +18,7 @@ class Pinentry(AutotoolsPackage):
     homepage = "https://gnupg.org/related_software/pinentry/index.html"
     url = "https://gnupg.org/ftp/gcrypt/pinentry/pinentry-1.1.0.tar.bz2"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("1.2.1", sha256="457a185e5a85238fb945a955dc6352ab962dc8b48720b62fc9fa48c7540a4067")
     version("1.2.0", sha256="10072045a3e043d0581f91cd5676fcac7ffee957a16636adedaa4f583a616470")
diff --git a/var/spack/repos/builtin/packages/pism/package.py b/var/spack/repos/builtin/packages/pism/package.py
index a169030154..279305dbf9 100644
--- a/var/spack/repos/builtin/packages/pism/package.py
+++ b/var/spack/repos/builtin/packages/pism/package.py
@@ -13,7 +13,7 @@ class Pism(CMakePackage):
     url = "https://github.com/pism/pism/archive/v1.1.4.tar.gz"
     git = "https://github.com/pism/pism.git"
 
-    maintainers = ["citibeth"]
+    maintainers("citibeth")
 
     version("develop", branch="dev")
     version("1.1.4", sha256="8ccb867af3b37e8d103351dadc1d7e77512e64379519fe8a2592668deb27bc44")
diff --git a/var/spack/repos/builtin/packages/plasma/package.py b/var/spack/repos/builtin/packages/plasma/package.py
index 0e92b678f8..98be783b39 100644
--- a/var/spack/repos/builtin/packages/plasma/package.py
+++ b/var/spack/repos/builtin/packages/plasma/package.py
@@ -19,7 +19,7 @@ class Plasma(CMakePackage):
     homepage = "https://github.com/icl-utk-edu/plasma/"
     url = "https://github.com/icl-utk-edu/plasma/releases/download/21.8.29/plasma-21.8.29.tar.gz"
     git = "https://github.com/icl-utk-edu/plasma"
-    maintainers = ["luszczek"]
+    maintainers("luszczek")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/plumed/package.py b/var/spack/repos/builtin/packages/plumed/package.py
index a06d183cf0..e7063638c1 100644
--- a/var/spack/repos/builtin/packages/plumed/package.py
+++ b/var/spack/repos/builtin/packages/plumed/package.py
@@ -26,7 +26,7 @@ class Plumed(AutotoolsPackage):
     homepage = "https://www.plumed.org/"
     url = "https://github.com/plumed/plumed2/archive/v2.7.4.tar.gz"
     git = "https://github.com/plumed/plumed2.git"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/pmix/package.py b/var/spack/repos/builtin/packages/pmix/package.py
index 8ba368bdd1..1863d2e726 100644
--- a/var/spack/repos/builtin/packages/pmix/package.py
+++ b/var/spack/repos/builtin/packages/pmix/package.py
@@ -33,7 +33,7 @@ class Pmix(AutotoolsPackage):
     homepage = "https://pmix.org"
     url = "https://github.com/pmix/pmix/releases/download/v3.1.3/pmix-3.1.3.tar.bz2"
     git = "https://github.com/openpmix/openpmix.git"
-    maintainers = ["rhc54"]
+    maintainers("rhc54")
 
     version("master", branch="master")
     version("4.1.2", sha256="670d3a02b39fb2126fe8084174cf03c484e027b5921b5c98a851108134e2597a")
diff --git a/var/spack/repos/builtin/packages/pngwriter/package.py b/var/spack/repos/builtin/packages/pngwriter/package.py
index 67feb44531..376cd3746e 100644
--- a/var/spack/repos/builtin/packages/pngwriter/package.py
+++ b/var/spack/repos/builtin/packages/pngwriter/package.py
@@ -20,7 +20,7 @@ class Pngwriter(CMakePackage):
     url = "https://github.com/pngwriter/pngwriter/archive/0.5.6.tar.gz"
     git = "https://github.com/pngwriter/pngwriter.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="dev")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/podio/package.py b/var/spack/repos/builtin/packages/podio/package.py
index 1f69c78f2b..1b3ca4bd95 100644
--- a/var/spack/repos/builtin/packages/podio/package.py
+++ b/var/spack/repos/builtin/packages/podio/package.py
@@ -15,7 +15,7 @@ class Podio(CMakePackage):
     url = "https://github.com/AIDASoft/podio/archive/v00-09-02.tar.gz"
     git = "https://github.com/AIDASoft/podio.git"
 
-    maintainers = ["vvolkl", "drbenmorgan"]
+    maintainers("vvolkl", "drbenmorgan")
 
     tags = ["hep", "key4hep"]
 
diff --git a/var/spack/repos/builtin/packages/podman/package.py b/var/spack/repos/builtin/packages/podman/package.py
index 795c4e9c36..fcc9f39b18 100644
--- a/var/spack/repos/builtin/packages/podman/package.py
+++ b/var/spack/repos/builtin/packages/podman/package.py
@@ -11,7 +11,7 @@ class Podman(Package):
 
     homepage = "https://podman.io"
     url = "https://github.com/containers/podman/archive/refs/tags/v4.3.1.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("4.3.1", sha256="455c29c4ee78cd6365e5d46e20dd31a5ce4e6e1752db6774253d76bd3ca78813")
     version("3.4.7", sha256="4af6606dd072fe946960680611ba65201be435b43edbfc5cc635b2a01a899e6e")
diff --git a/var/spack/repos/builtin/packages/poke/package.py b/var/spack/repos/builtin/packages/poke/package.py
index e35f16c94d..062f020da6 100644
--- a/var/spack/repos/builtin/packages/poke/package.py
+++ b/var/spack/repos/builtin/packages/poke/package.py
@@ -13,7 +13,7 @@ class Poke(AutotoolsPackage, GNUMirrorPackage):
     homepage = "https://www.jemarch.net/poke.html"
     gnu_mirror_path = "poke/poke-1.0.tar.gz"
 
-    maintainers = ["ChristianTackeGSI"]
+    maintainers("ChristianTackeGSI")
 
     version("1.0", sha256="de930b8700c0772b3c2cd0d0ca35f50fd3d77bdf82c6251eb516b49e8ca25b0a")
 
diff --git a/var/spack/repos/builtin/packages/poplddecay/package.py b/var/spack/repos/builtin/packages/poplddecay/package.py
index 7154f6fc46..8e8f14b0ed 100644
--- a/var/spack/repos/builtin/packages/poplddecay/package.py
+++ b/var/spack/repos/builtin/packages/poplddecay/package.py
@@ -15,7 +15,7 @@ class Poplddecay(MakefilePackage):
     homepage = "https://github.com/BGI-shenzhen/PopLDdecay"
     url = "https://github.com/BGI-shenzhen/PopLDdecay/archive/v3.41.tar.gz"
 
-    maintainers = ["robqiao"]
+    maintainers("robqiao")
 
     version("3.41", sha256="b84fe5c9a1e1f6798eebbe4445b0b4bc7d02ac9f03fd01cb9cdcc8ee4db71040")
     version("3.40", sha256="5070930166fb90f7eaaa4b87c4430caa8a827d79c54683e2f56434a4daf69778")
diff --git a/var/spack/repos/builtin/packages/portage/package.py b/var/spack/repos/builtin/packages/portage/package.py
index 09d5a5343d..e7195844e2 100644
--- a/var/spack/repos/builtin/packages/portage/package.py
+++ b/var/spack/repos/builtin/packages/portage/package.py
@@ -17,7 +17,7 @@ class Portage(CMakePackage):
     git = "https://github.com/laristra/portage.git"
     url = "https://github.com/laristra/portage/releases/download/3.0.0/portage-3.0.0.tar.gz"
 
-    maintainers = ["raovgarimella"]
+    maintainers("raovgarimella")
 
     # tarballs don't have submodules, so use git tags
     version("3.0.0", sha256="7a5a21ffbc35fa54a5136d937cfda6f836c7496ff2b5adf54deb4107501333da")
diff --git a/var/spack/repos/builtin/packages/ports-of-call/package.py b/var/spack/repos/builtin/packages/ports-of-call/package.py
index ba32c68fa8..442a6c067d 100644
--- a/var/spack/repos/builtin/packages/ports-of-call/package.py
+++ b/var/spack/repos/builtin/packages/ports-of-call/package.py
@@ -13,7 +13,7 @@ class PortsOfCall(CMakePackage):
     url = "https://github.com/lanl/ports-of-call/archive/refs/tags/v1.1.0.tar.gz"
     git = "https://github.com/lanl/ports-of-call.git"
 
-    maintainers = ["rbberger"]
+    maintainers("rbberger")
 
     version("main", branch="main")
     version("1.4.1", sha256="82d2c75fcca8bd613273fd4126749df68ccc22fbe4134ba673b4275f9972b78d")
diff --git a/var/spack/repos/builtin/packages/povray/package.py b/var/spack/repos/builtin/packages/povray/package.py
index c15d42527f..632af24a09 100644
--- a/var/spack/repos/builtin/packages/povray/package.py
+++ b/var/spack/repos/builtin/packages/povray/package.py
@@ -28,7 +28,7 @@ class Povray(AutotoolsPackage):
     url = "https://github.com/POV-Ray/povray/archive/v3.7.0.8.tar.gz"
     git = "https://github.com/POV-Ray/povray.git"
 
-    # maintainers = ['payerle' ]
+    # maintainers('payerle' )
 
     version("3.7.0.8", sha256="53d11ebd2972fc452af168a00eb83aefb61387662c10784e81b63e44aa575de4")
 
diff --git a/var/spack/repos/builtin/packages/precice/package.py b/var/spack/repos/builtin/packages/precice/package.py
index ceb0616df8..f6d68b2f18 100644
--- a/var/spack/repos/builtin/packages/precice/package.py
+++ b/var/spack/repos/builtin/packages/precice/package.py
@@ -16,7 +16,7 @@ class Precice(CMakePackage):
     homepage = "https://precice.org/"
     git = "https://github.com/precice/precice.git"
     url = "https://github.com/precice/precice/archive/v1.2.0.tar.gz"
-    maintainers = ["fsimonis", "MakisH"]
+    maintainers("fsimonis", "MakisH")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/prime95/package.py b/var/spack/repos/builtin/packages/prime95/package.py
index 163a36ff5e..5f1e6b7c1c 100644
--- a/var/spack/repos/builtin/packages/prime95/package.py
+++ b/var/spack/repos/builtin/packages/prime95/package.py
@@ -19,7 +19,7 @@ class Prime95(Package):
 
     homepage = "https://www.mersenne.org/"
     url = "https://www.mersenne.org/ftp_root/gimps/p95v308b17.linux64.tar.gz"
-    maintainers = ["saqibkh"]
+    maintainers("saqibkh")
 
     version("95v308b17", sha256="5180c3843d2b5a7c7de4aa5393c13171b0e0709e377c01ca44154608f498bec7")
     version("95v308b16", sha256="9fa9b30dd175be287d3a3f4b85139d02d4e64aa2dad88324abd4fdfcbbfe10d4")
diff --git a/var/spack/repos/builtin/packages/prmon/package.py b/var/spack/repos/builtin/packages/prmon/package.py
index 6b58023cf5..01751265d4 100644
--- a/var/spack/repos/builtin/packages/prmon/package.py
+++ b/var/spack/repos/builtin/packages/prmon/package.py
@@ -14,7 +14,7 @@ class Prmon(CMakePackage):
     url = "https://github.com/HSF/prmon/archive/refs/tags/v3.0.1.zip"
     git = "https://github.com/HSF/prmon.git"
 
-    maintainers = ["graeme-a-stewart", "amete", "vvolkl"]
+    maintainers("graeme-a-stewart", "amete", "vvolkl")
 
     version("main", branch="main")
     version("3.0.2", sha256="ea9ff521689fecb8c395e35e9540be18c7ab37812354c4a5c0ba505e2ab467c1")
diff --git a/var/spack/repos/builtin/packages/process-in-process/package.py b/var/spack/repos/builtin/packages/process-in-process/package.py
index 92e1a688e2..8ec4e4a156 100644
--- a/var/spack/repos/builtin/packages/process-in-process/package.py
+++ b/var/spack/repos/builtin/packages/process-in-process/package.py
@@ -17,7 +17,7 @@ class ProcessInProcess(Package):
     homepage = "https://github.com/procinproc/procinproc.github.io"
     git = "https://github.com/procinproc/PiP.git"
 
-    maintainers = ["ahori"]
+    maintainers("ahori")
 
     conflicts("platform=darwin", msg="Darwin is not supported.")
     conflicts("platform=windows", msg="Windows is not supported.")
diff --git a/var/spack/repos/builtin/packages/prod-util/package.py b/var/spack/repos/builtin/packages/prod-util/package.py
index f15316d9fa..2d7a80ea85 100644
--- a/var/spack/repos/builtin/packages/prod-util/package.py
+++ b/var/spack/repos/builtin/packages/prod-util/package.py
@@ -15,7 +15,7 @@ class ProdUtil(CMakePackage):
     homepage = "https://github.com/NOAA-EMC/NCEPLIBS-prod_util"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-prod_util/archive/refs/tags/v1.2.2.tar.gz"
 
-    maintainers = ["AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett"]
+    maintainers("AlexanderRichert-NOAA", "Hang-Lei-NOAA", "edwardhartnett")
 
     version("1.2.2", sha256="c51b903ea5a046cb9b545b5c04fd28647c58b4ab6182e61710f0287846350ef8")
 
diff --git a/var/spack/repos/builtin/packages/professor/package.py b/var/spack/repos/builtin/packages/professor/package.py
index fc5f1db078..7abdf2d93e 100644
--- a/var/spack/repos/builtin/packages/professor/package.py
+++ b/var/spack/repos/builtin/packages/professor/package.py
@@ -13,7 +13,7 @@ class Professor(Package):
     homepage = "https://professor.hepforge.org/"
     url = "https://professor.hepforge.org/downloads/?f=Professor-2.3.3.tar.gz"
 
-    maintainers = ["mjk655"]
+    maintainers("mjk655")
 
     version("2.3.3", sha256="60c5ba00894c809e2c31018bccf22935a9e1f51c0184468efbdd5d27b211009f")
 
diff --git a/var/spack/repos/builtin/packages/proj/package.py b/var/spack/repos/builtin/packages/proj/package.py
index 624d09b022..6e39dacf58 100644
--- a/var/spack/repos/builtin/packages/proj/package.py
+++ b/var/spack/repos/builtin/packages/proj/package.py
@@ -15,7 +15,7 @@ class Proj(AutotoolsPackage):
     homepage = "https://proj.org/"
     url = "https://download.osgeo.org/proj/proj-7.2.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     # Version 6 removes projects.h, while version 7 removes proj_api.h.
     # Many packages that depend on proj do not yet support the newer API.
diff --git a/var/spack/repos/builtin/packages/prophecy4f/package.py b/var/spack/repos/builtin/packages/prophecy4f/package.py
index b91491b07b..dd9e3ded29 100644
--- a/var/spack/repos/builtin/packages/prophecy4f/package.py
+++ b/var/spack/repos/builtin/packages/prophecy4f/package.py
@@ -13,7 +13,7 @@ class Prophecy4f(MakefilePackage):
     homepage = "https://prophecy4f.hepforge.org/"
     url = "https://prophecy4f.hepforge.org/downloads/?f=Prophecy4f-3.0.2.tar.gz"
 
-    maintainers = ["haralmha", "vvolkl"]
+    maintainers("haralmha", "vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/prrte/package.py b/var/spack/repos/builtin/packages/prrte/package.py
index 8809e856a3..2e237061f1 100644
--- a/var/spack/repos/builtin/packages/prrte/package.py
+++ b/var/spack/repos/builtin/packages/prrte/package.py
@@ -19,7 +19,7 @@ class Prrte(AutotoolsPackage):
     homepage = "https://pmix.org"
     url = "https://github.com/pmix/prrte/releases/download/v1.0.0/prrte-1.0.0.tar.bz2"
     git = "https://github.com/pmix/prrte.git"
-    maintainers = ["rhc54"]
+    maintainers("rhc54")
 
     version("develop", branch="master")
     version("1.0.0", sha256="a9b3715e059c10ed091bd6e3a0d8896f7752e43ee731abcc95fb962e67132a2d")
diff --git a/var/spack/repos/builtin/packages/pscmc/package.py b/var/spack/repos/builtin/packages/pscmc/package.py
index 2ccfb4a253..98c77fbb3c 100644
--- a/var/spack/repos/builtin/packages/pscmc/package.py
+++ b/var/spack/repos/builtin/packages/pscmc/package.py
@@ -14,7 +14,7 @@ class Pscmc(MakefilePackage):
     is designed for multi-platform
     parallel programming."""
 
-    maintainers = ["Bitllion"]
+    maintainers("Bitllion")
 
     homepage = "https://github.com/JianyuanXiao/PSCMC"
     git = "https://github.com/JianyuanXiao/PSCMC.git"
diff --git a/var/spack/repos/builtin/packages/pumi/package.py b/var/spack/repos/builtin/packages/pumi/package.py
index 60e3981e3e..d2bc0ae9b5 100644
--- a/var/spack/repos/builtin/packages/pumi/package.py
+++ b/var/spack/repos/builtin/packages/pumi/package.py
@@ -19,7 +19,7 @@ class Pumi(CMakePackage):
     homepage = "https://www.scorec.rpi.edu/pumi"
     git = "https://github.com/SCOREC/core.git"
 
-    maintainers = ["cwsmith"]
+    maintainers("cwsmith")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/pwgen/package.py b/var/spack/repos/builtin/packages/pwgen/package.py
index 91ad983d3e..87ca5be79e 100644
--- a/var/spack/repos/builtin/packages/pwgen/package.py
+++ b/var/spack/repos/builtin/packages/pwgen/package.py
@@ -13,7 +13,7 @@ class Pwgen(AutotoolsPackage):
     homepage = "https://sourceforge.net/projects/pwgen"
     url = "https://downloads.sourceforge.net/project/pwgen/pwgen/2.08/pwgen-2.08.tar.gz"
 
-    maintainers = ["cessenat"]
+    maintainers("cessenat")
 
     version("2.08", sha256="dab03dd30ad5a58e578c5581241a6e87e184a18eb2c3b2e0fffa8a9cf105c97b")
 
diff --git a/var/spack/repos/builtin/packages/py-adios/package.py b/var/spack/repos/builtin/packages/py-adios/package.py
index 8d2cefdbba..cf1b9b0786 100644
--- a/var/spack/repos/builtin/packages/py-adios/package.py
+++ b/var/spack/repos/builtin/packages/py-adios/package.py
@@ -15,7 +15,7 @@ class PyAdios(PythonPackage):
     url = "https://github.com/ornladios/ADIOS/archive/v1.13.1.tar.gz"
     git = "https://github.com/ornladios/ADIOS.git"
 
-    maintainers = ["ax3l", "jychoi-hpc"]
+    maintainers("ax3l", "jychoi-hpc")
 
     version("develop", branch="master")
     version("1.13.1", sha256="b1c6949918f5e69f701cabfe5987c0b286793f1057d4690f04747852544e157b")
diff --git a/var/spack/repos/builtin/packages/py-alphafold/package.py b/var/spack/repos/builtin/packages/py-alphafold/package.py
index 41878396c2..3356059a4d 100644
--- a/var/spack/repos/builtin/packages/py-alphafold/package.py
+++ b/var/spack/repos/builtin/packages/py-alphafold/package.py
@@ -15,7 +15,7 @@ class PyAlphafold(PythonPackage, CudaPackage):
 
     homepage = "https://github.com/deepmind/alphafold"
     url = "https://github.com/deepmind/alphafold/archive/refs/tags/v2.1.1.tar.gz"
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("2.2.4", sha256="8d756e16f6dc7897331d834aade8493820d0ff6a03bf60ce511bac4756c1b1e8")
     version("2.1.1", sha256="1adb6e213ba9ac321fc1acb1c563ba9b4fc054c1cebe1191bc0e2aaa671dadf7")
diff --git a/var/spack/repos/builtin/packages/py-amrex/package.py b/var/spack/repos/builtin/packages/py-amrex/package.py
index 95f9c5da19..ee2659f4c3 100644
--- a/var/spack/repos/builtin/packages/py-amrex/package.py
+++ b/var/spack/repos/builtin/packages/py-amrex/package.py
@@ -12,7 +12,7 @@ class PyAmrex(PythonPackage, CudaPackage, ROCmPackage):
     homepage = "https://amrex-codes.github.io/amrex/"
     git = "https://github.com/AMReX-Codes/pyamrex.git"
 
-    maintainers = ["ax3l", "RTSandberg", "sayerhs", "WeiqunZhang"]
+    maintainers("ax3l", "RTSandberg", "sayerhs", "WeiqunZhang")
 
     version("develop", branch="development")
 
diff --git a/var/spack/repos/builtin/packages/py-ansi2html/package.py b/var/spack/repos/builtin/packages/py-ansi2html/package.py
index d7c7d5c04e..b5ab52c344 100644
--- a/var/spack/repos/builtin/packages/py-ansi2html/package.py
+++ b/var/spack/repos/builtin/packages/py-ansi2html/package.py
@@ -12,7 +12,7 @@ class PyAnsi2html(PythonPackage):
     homepage = "https://github.com/pycontribs/ansi2html"
     pypi = "ansi2html/ansi2html-1.6.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.6.0", sha256="0f124ea7efcf3f24f1f9398e527e688c9ae6eab26b0b84e1299ef7f94d92c596")
 
diff --git a/var/spack/repos/builtin/packages/py-anytree/package.py b/var/spack/repos/builtin/packages/py-anytree/package.py
index d0a25e9fab..589c0369ba 100644
--- a/var/spack/repos/builtin/packages/py-anytree/package.py
+++ b/var/spack/repos/builtin/packages/py-anytree/package.py
@@ -11,7 +11,7 @@ class PyAnytree(PythonPackage):
 
     homepage = "https://github.com/c0fec0de/anytree"
     pypi = "anytree/anytree-2.8.0.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("2.8.0", sha256="3f0f93f355a91bc3e6245319bf4c1d50e3416cc7a35cc1133c1ff38306bbccab")
 
diff --git a/var/spack/repos/builtin/packages/py-archspec/package.py b/var/spack/repos/builtin/packages/py-archspec/package.py
index 87df1236e2..da32bee2d3 100644
--- a/var/spack/repos/builtin/packages/py-archspec/package.py
+++ b/var/spack/repos/builtin/packages/py-archspec/package.py
@@ -13,7 +13,7 @@ class PyArchspec(PythonPackage):
     homepage = "https://archspec.readthedocs.io/en/latest/"
     pypi = "archspec/archspec-0.1.1.tar.gz"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("0.1.3", sha256="a1aa7abde4d4ce38d115dfd572584906fa8e192e3272b8897e7b4fa1213ec27c")
     version("0.1.2", sha256="8bb998370f0dc3e509d57c13724ab4109d761fd74af20da26fbe513b0fe01c46")
diff --git a/var/spack/repos/builtin/packages/py-argh/package.py b/var/spack/repos/builtin/packages/py-argh/package.py
index 7b5e9631c0..ad5e5e23ca 100644
--- a/var/spack/repos/builtin/packages/py-argh/package.py
+++ b/var/spack/repos/builtin/packages/py-argh/package.py
@@ -18,7 +18,7 @@ class PyArgh(PythonPackage):
     homepage = "https://github.com/neithere/argh/"
     pypi = "argh/argh-0.26.2.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.26.2", sha256="e9535b8c84dc9571a48999094fda7f33e63c3f1b74f3e5f3ac0105a58405bb65")
 
diff --git a/var/spack/repos/builtin/packages/py-async-lru/package.py b/var/spack/repos/builtin/packages/py-async-lru/package.py
index 8f0c1de6bb..021112b4f9 100644
--- a/var/spack/repos/builtin/packages/py-async-lru/package.py
+++ b/var/spack/repos/builtin/packages/py-async-lru/package.py
@@ -12,7 +12,7 @@ class PyAsyncLru(PythonPackage):
     homepage = "https://github.com/wikibusiness/async_lru"
     pypi = "async-lru/async-lru-1.0.2.tar.gz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("1.0.3", sha256="c2cb9b2915eb14e6cf3e717154b40f715bf90e596d73623677affd0d1fbcd32a")
     version("1.0.2", sha256="baa898027619f5cc31b7966f96f00e4fc0df43ba206a8940a5d1af5336a477cb")
diff --git a/var/spack/repos/builtin/packages/py-ats/package.py b/var/spack/repos/builtin/packages/py-ats/package.py
index 6363359160..38d30c9a29 100644
--- a/var/spack/repos/builtin/packages/py-ats/package.py
+++ b/var/spack/repos/builtin/packages/py-ats/package.py
@@ -14,7 +14,7 @@ class PyAts(PythonPackage):
     homepage = "https://github.com/LLNL/ATS"
     git = "https://github.com/LLNL/ATS.git"
 
-    maintainers = ["white238"]
+    maintainers("white238")
 
     version("main", branch="main")
     version("7.0.105", tag="7.0.105")
diff --git a/var/spack/repos/builtin/packages/py-awkward/package.py b/var/spack/repos/builtin/packages/py-awkward/package.py
index 80af5aba60..d81393d918 100644
--- a/var/spack/repos/builtin/packages/py-awkward/package.py
+++ b/var/spack/repos/builtin/packages/py-awkward/package.py
@@ -13,7 +13,7 @@ class PyAwkward(PythonPackage):
     pypi = "awkward/awkward-1.1.2.tar.gz"
     homepage = "https://awkward-array.org"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("master", branch="master")
     version("1.9.0", sha256="cad799237e4370b50f77e716e78dd3565a7b3fd82fcd5a41a76aa1512d51075d")
diff --git a/var/spack/repos/builtin/packages/py-awkward1/package.py b/var/spack/repos/builtin/packages/py-awkward1/package.py
index 4b16762d5a..7aac191d7a 100644
--- a/var/spack/repos/builtin/packages/py-awkward1/package.py
+++ b/var/spack/repos/builtin/packages/py-awkward1/package.py
@@ -13,7 +13,7 @@ class PyAwkward1(PythonPackage):
     url = "https://github.com/scikit-hep/awkward-1.0/archive/0.3.1.tar.gz"
     homepage = "https://awkward-array.org"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version(
         "1.1.2",
diff --git a/var/spack/repos/builtin/packages/py-azure-storage-blob/package.py b/var/spack/repos/builtin/packages/py-azure-storage-blob/package.py
index 734324654f..83950df9b7 100644
--- a/var/spack/repos/builtin/packages/py-azure-storage-blob/package.py
+++ b/var/spack/repos/builtin/packages/py-azure-storage-blob/package.py
@@ -11,7 +11,7 @@ class PyAzureStorageBlob(PythonPackage):
 
     homepage = "https://github.com/Azure/azure-storage-python"
     pypi = "azure-storage-blob/azure-storage-blob-12.9.0.zip"
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("12.9.0", sha256="cff66a115c73c90e496c8c8b3026898a3ce64100840276e9245434e28a864225")
 
diff --git a/var/spack/repos/builtin/packages/py-azureml-sdk/package.py b/var/spack/repos/builtin/packages/py-azureml-sdk/package.py
index ab91d743a6..4bc5be67b4 100644
--- a/var/spack/repos/builtin/packages/py-azureml-sdk/package.py
+++ b/var/spack/repos/builtin/packages/py-azureml-sdk/package.py
@@ -13,7 +13,7 @@ class PyAzuremlSdk(PythonPackage):
     homepage = "https://docs.microsoft.com/en-us/azure/machine-learning/service/"
     url = "https://pypi.io/packages/py3/a/azureml_sdk/azureml_sdk-1.11.0-py3-none-any.whl"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version(
         "1.23.0",
diff --git a/var/spack/repos/builtin/packages/py-backports-entry-points-selectable/package.py b/var/spack/repos/builtin/packages/py-backports-entry-points-selectable/package.py
index 5129783ebf..a46d057753 100644
--- a/var/spack/repos/builtin/packages/py-backports-entry-points-selectable/package.py
+++ b/var/spack/repos/builtin/packages/py-backports-entry-points-selectable/package.py
@@ -12,7 +12,7 @@ class PyBackportsEntryPointsSelectable(PythonPackage):
     homepage = "https://github.com/jaraco/backports.entry_points_selectable"
     pypi = "backports.entry_points_selectable/backports.entry_points_selectable-1.1.0.tar.gz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("1.1.1", sha256="914b21a479fde881635f7af5adc7f6e38d6b274be32269070c53b698c60d5386")
     version("1.1.0", sha256="988468260ec1c196dab6ae1149260e2f5472c9110334e5d51adcb77867361f6a")
diff --git a/var/spack/repos/builtin/packages/py-bakta/package.py b/var/spack/repos/builtin/packages/py-bakta/package.py
index 72d5f6f143..27c5870919 100644
--- a/var/spack/repos/builtin/packages/py-bakta/package.py
+++ b/var/spack/repos/builtin/packages/py-bakta/package.py
@@ -14,7 +14,7 @@ class PyBakta(PythonPackage):
     homepage = "https://github.com/oschwengers/bakta"
     pypi = "bakta/bakta-1.5.1.tar.gz"
 
-    maintainers = ["oschwengers"]
+    maintainers("oschwengers")
 
     version("1.5.1", sha256="36781612c4eaa99e6e24a00e8ab5b27dadf21c98ae6d16432f3e78c96a4adb5d")
 
diff --git a/var/spack/repos/builtin/packages/py-basis-set-exchange/package.py b/var/spack/repos/builtin/packages/py-basis-set-exchange/package.py
index 91d7ec4bc4..b6fd1f28c5 100644
--- a/var/spack/repos/builtin/packages/py-basis-set-exchange/package.py
+++ b/var/spack/repos/builtin/packages/py-basis-set-exchange/package.py
@@ -12,7 +12,7 @@ class PyBasisSetExchange(PythonPackage):
     homepage = "https://www.basissetexchange.org"
     url = "https://github.com/MolSSI-BSE/basis_set_exchange/archive/v0.8.12.tar.gz"
 
-    maintainers = ["bennybp", "scemama"]
+    maintainers("bennybp", "scemama")
 
     version("0.8.12", sha256="41f0242e2c11392c511d3308c0345e14b0eb3344686d865bdfcb48257910fc0d")
     version("0.8.11", sha256="dbd4cf9382d97b79a3143c6b2086d1d24562bd13e0ab0d18fc0423b9ee877b9b")
diff --git a/var/spack/repos/builtin/packages/py-black/package.py b/var/spack/repos/builtin/packages/py-black/package.py
index 25ee3d54c6..02f629f815 100644
--- a/var/spack/repos/builtin/packages/py-black/package.py
+++ b/var/spack/repos/builtin/packages/py-black/package.py
@@ -15,7 +15,7 @@ class PyBlack(PythonPackage):
     homepage = "https://github.com/psf/black"
     pypi = "black/black-22.1.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("22.12.0", sha256="229351e5a18ca30f447bf724d007f890f97e13af070bb6ad4c0a441cd7596a2f")
     version("22.10.0", sha256="f513588da599943e0cde4e32cc9879e825d58720d6557062d1098c5ad80080e1")
diff --git a/var/spack/repos/builtin/packages/py-blight/package.py b/var/spack/repos/builtin/packages/py-blight/package.py
index 55bab89c8e..4a980131d3 100644
--- a/var/spack/repos/builtin/packages/py-blight/package.py
+++ b/var/spack/repos/builtin/packages/py-blight/package.py
@@ -12,7 +12,7 @@ class PyBlight(PythonPackage):
     homepage = "https://github.com/trailofbits/blight"
     pypi = "blight/blight-0.0.47.tar.gz"
 
-    maintainers = ["woodruffw"]
+    maintainers("woodruffw")
 
     version("0.0.47", sha256="eb4a881adb98e03a0a855b95bfcddb0f4b3ca568b00cb45b571f047ae75c5667")
 
diff --git a/var/spack/repos/builtin/packages/py-botorch/package.py b/var/spack/repos/builtin/packages/py-botorch/package.py
index fbafcd3bff..3c17825aad 100644
--- a/var/spack/repos/builtin/packages/py-botorch/package.py
+++ b/var/spack/repos/builtin/packages/py-botorch/package.py
@@ -12,7 +12,7 @@ class PyBotorch(PythonPackage):
     homepage = "https://botorch.org/"
     pypi = "botorch/botorch-0.6.4.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.6.4", sha256="3fd28417f55749501a45378f72cd5ca7614e2e05b7b65c6b4eb9b72378bc665a")
 
diff --git a/var/spack/repos/builtin/packages/py-carputils/package.py b/var/spack/repos/builtin/packages/py-carputils/package.py
index ae34beb27c..44156e6e30 100644
--- a/var/spack/repos/builtin/packages/py-carputils/package.py
+++ b/var/spack/repos/builtin/packages/py-carputils/package.py
@@ -13,7 +13,7 @@ class PyCarputils(PythonPackage):
     homepage = "https://www.opencarp.org"
     git = "https://git.opencarp.org/openCARP/carputils.git"
 
-    maintainers = ["MarieHouillon"]
+    maintainers("MarieHouillon")
 
     version("master", branch="master")
     # Version to use with openCARP releases
diff --git a/var/spack/repos/builtin/packages/py-cartopy/package.py b/var/spack/repos/builtin/packages/py-cartopy/package.py
index bfd4cce18e..9442c2f744 100644
--- a/var/spack/repos/builtin/packages/py-cartopy/package.py
+++ b/var/spack/repos/builtin/packages/py-cartopy/package.py
@@ -12,7 +12,7 @@ class PyCartopy(PythonPackage):
     homepage = "https://scitools.org.uk/cartopy/docs/latest/"
     pypi = "Cartopy/Cartopy-0.20.2.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
     skip_modules = ["cartopy.tests"]
 
     version("0.21.1", sha256="89d5649712c8582231c6e11825a04c85f6f0cee94dbb89e4db23eabca1cc250a")
diff --git a/var/spack/repos/builtin/packages/py-cdo/package.py b/var/spack/repos/builtin/packages/py-cdo/package.py
index 485ecba4ac..21969592bf 100644
--- a/var/spack/repos/builtin/packages/py-cdo/package.py
+++ b/var/spack/repos/builtin/packages/py-cdo/package.py
@@ -12,7 +12,7 @@ class PyCdo(PythonPackage):
 
     pypi = "cdo/cdo-1.3.2.tar.gz"
 
-    maintainers = ["Try2Code", "skosukhin"]
+    maintainers("Try2Code", "skosukhin")
 
     version("1.5.6", sha256="fec1a75382f01b3c9c368e8f143d98b12323e06975663f87d9b60c739ae1d335")
     version(
diff --git a/var/spack/repos/builtin/packages/py-chainer/package.py b/var/spack/repos/builtin/packages/py-chainer/package.py
index d0c005fa6b..05c77a5c55 100644
--- a/var/spack/repos/builtin/packages/py-chainer/package.py
+++ b/var/spack/repos/builtin/packages/py-chainer/package.py
@@ -22,7 +22,7 @@ class PyChainer(PythonPackage):
     homepage = "https://chainer.org/"
     url = "https://github.com/chainer/chainer/archive/v7.2.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("7.2.0", sha256="6e2fba648cc5b8a5421e494385b76fe5ec154f1028a1c5908557f5d16c04f0b3")
     version("6.7.0", sha256="87cb3378a35e7c5c695028ec91d58dc062356bc91412384ea939d71374610389")
diff --git a/var/spack/repos/builtin/packages/py-charm4py/package.py b/var/spack/repos/builtin/packages/py-charm4py/package.py
index ffe22f0019..efbfc40a75 100644
--- a/var/spack/repos/builtin/packages/py-charm4py/package.py
+++ b/var/spack/repos/builtin/packages/py-charm4py/package.py
@@ -21,7 +21,7 @@ class PyCharm4py(PythonPackage):
 
     # Add a list of GitHub accounts to
     # notify when the package is updated.
-    maintainers = ["payerle"]
+    maintainers("payerle")
 
     version("1.0", sha256="8ddb9f021b7379fde94b28c31f4ab6a60ced2c2a207a2d75ce57cb91b6be92bc")
 
diff --git a/var/spack/repos/builtin/packages/py-cinema-lib/package.py b/var/spack/repos/builtin/packages/py-cinema-lib/package.py
index 6feb8e2e26..9cfa2e5115 100644
--- a/var/spack/repos/builtin/packages/py-cinema-lib/package.py
+++ b/var/spack/repos/builtin/packages/py-cinema-lib/package.py
@@ -15,7 +15,7 @@ class PyCinemaLib(PythonPackage):
     url = "https://github.com/cinemascience/cinema_lib/archive/1.2.1.tar.gz"
     git = "https://github.com/cinemascience/cinema_lib.git"
 
-    maintainers = ["EthanS94"]
+    maintainers("EthanS94")
 
     version("master", branch="master")
     version("1.2.1", sha256="13c6c7b3df7dae3e05c2f44009b7c149841f604b7c51f36067bbcea9e2d088eb")
diff --git a/var/spack/repos/builtin/packages/py-cinemasci/package.py b/var/spack/repos/builtin/packages/py-cinemasci/package.py
index 5c5b455ffc..35358d67fd 100644
--- a/var/spack/repos/builtin/packages/py-cinemasci/package.py
+++ b/var/spack/repos/builtin/packages/py-cinemasci/package.py
@@ -15,7 +15,7 @@ class PyCinemasci(PythonPackage):
 
     tags = ["e4s"]
 
-    maintainers = ["EthanS94"]
+    maintainers("EthanS94")
 
     version("1.7.0", sha256="70e1fa494bcbefdbd9e8859cdf1b01163a94ecffcdfa3da1011e4ef2fcee6169")
     version("1.3", sha256="c024ca9791de9d78e5dad3fd11e8f87d8bc1afa5830f2697d7ec4116a5d23c20")
diff --git a/var/spack/repos/builtin/packages/py-cmyt/package.py b/var/spack/repos/builtin/packages/py-cmyt/package.py
index 000fe4ee27..d88b7c1b0b 100644
--- a/var/spack/repos/builtin/packages/py-cmyt/package.py
+++ b/var/spack/repos/builtin/packages/py-cmyt/package.py
@@ -14,7 +14,7 @@ class PyCmyt(PythonPackage):
     pypi = "cmyt/cmyt-1.0.4.tar.gz"
     git = "https://github.com/yt-project/cmyt.git"
 
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/py-colorcet/package.py b/var/spack/repos/builtin/packages/py-colorcet/package.py
index 9649a2a9a7..569ecb0cd2 100644
--- a/var/spack/repos/builtin/packages/py-colorcet/package.py
+++ b/var/spack/repos/builtin/packages/py-colorcet/package.py
@@ -14,7 +14,7 @@ class PyColorcet(PythonPackage):
     homepage = "https://colorcet.holoviz.org/index.html"
     pypi = "colorcet/colorcet-3.0.0.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("3.0.0", sha256="21c522346a7aa81a603729f2996c22ac3f7822f4c8c303c59761e27d2dfcf3db")
 
diff --git a/var/spack/repos/builtin/packages/py-configspace/package.py b/var/spack/repos/builtin/packages/py-configspace/package.py
index 65ecb8abbe..2da383f128 100644
--- a/var/spack/repos/builtin/packages/py-configspace/package.py
+++ b/var/spack/repos/builtin/packages/py-configspace/package.py
@@ -10,7 +10,7 @@ class PyConfigspace(PythonPackage):
     """Creation and manipulation of parameter configuration spaces for
     automated algorithm configuration and hyperparameter tuning."""
 
-    maintainers = ["Kerilk"]
+    maintainers("Kerilk")
 
     homepage = "https://automl.github.io/ConfigSpace/master/"
     pypi = "ConfigSpace/ConfigSpace-0.4.20.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-connectionpool/package.py b/var/spack/repos/builtin/packages/py-connectionpool/package.py
index f1abd5353e..b5a358ba50 100644
--- a/var/spack/repos/builtin/packages/py-connectionpool/package.py
+++ b/var/spack/repos/builtin/packages/py-connectionpool/package.py
@@ -11,7 +11,7 @@ class PyConnectionpool(PythonPackage):
 
     homepage = "https://github.com/zhouyl/ConnectionPool"
     pypi = "connection_pool/connection_pool-0.0.3.tar.gz"
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("0.0.3", "bf429e7aef65921c69b4ed48f3d48d3eac1383b05d2df91884705842d974d0dc")
 
diff --git a/var/spack/repos/builtin/packages/py-contextily/package.py b/var/spack/repos/builtin/packages/py-contextily/package.py
index 2877d2a846..e92aafbd29 100644
--- a/var/spack/repos/builtin/packages/py-contextily/package.py
+++ b/var/spack/repos/builtin/packages/py-contextily/package.py
@@ -12,7 +12,7 @@ class PyContextily(PythonPackage):
     homepage = "https://github.com/darribas/contextily"
     pypi = "contextily/contextily-1.0.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.0.1", sha256="f7dc25dbc8e01163be6cdeedb49a56da9cd0d586c838861f442ef2ee45eba9d4")
 
diff --git a/var/spack/repos/builtin/packages/py-continuum/package.py b/var/spack/repos/builtin/packages/py-continuum/package.py
index 2c9c2abd00..a06139bcb1 100644
--- a/var/spack/repos/builtin/packages/py-continuum/package.py
+++ b/var/spack/repos/builtin/packages/py-continuum/package.py
@@ -12,7 +12,7 @@ class PyContinuum(PythonPackage):
     homepage = "https://continuum.readthedocs.io/en/latest/"
     pypi = "continuum/continuum-1.2.7.tar.gz"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     version("1.2.7", sha256="baadcdbe2f5b3c05254307c73434a012f2a3d663e1be9469a03d4b82559e98e1")
 
diff --git a/var/spack/repos/builtin/packages/py-control/package.py b/var/spack/repos/builtin/packages/py-control/package.py
index 9b3593087d..63d3e80b12 100644
--- a/var/spack/repos/builtin/packages/py-control/package.py
+++ b/var/spack/repos/builtin/packages/py-control/package.py
@@ -13,7 +13,7 @@ class PyControl(PythonPackage):
     homepage = "https://python-control.org/"
     pypi = "control/control-0.9.1.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("0.9.1", sha256="8c9084bf386eafcf5d74008f780fae6dec68d243d18a380c866ac10a3549f8d3")
 
diff --git a/var/spack/repos/builtin/packages/py-coveralls/package.py b/var/spack/repos/builtin/packages/py-coveralls/package.py
index 3f4ad7be93..9828c93aa7 100644
--- a/var/spack/repos/builtin/packages/py-coveralls/package.py
+++ b/var/spack/repos/builtin/packages/py-coveralls/package.py
@@ -12,7 +12,7 @@ class PyCoveralls(PythonPackage):
     homepage = "https://coveralls-python.readthedocs.io/en/latest/index.html"
     pypi = "coveralls/coveralls-3.0.1.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("3.0.1", sha256="cbb942ae5ef3d2b55388cb5b43e93a269544911535f1e750e1c656aef019ce60")
 
diff --git a/var/spack/repos/builtin/packages/py-cppy/package.py b/var/spack/repos/builtin/packages/py-cppy/package.py
index 5c13d27b10..b759799e1b 100644
--- a/var/spack/repos/builtin/packages/py-cppy/package.py
+++ b/var/spack/repos/builtin/packages/py-cppy/package.py
@@ -12,7 +12,7 @@ class PyCppy(PythonPackage):
     homepage = "https://github.com/nucleic/cppy"
     pypi = "cppy/cppy-1.1.0.tar.gz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("1.2.1", sha256="83b43bf17b1085ac15c5debdb42154f138b928234b21447358981f69d0d6fe1b")
     version("1.1.0", sha256="4eda6f1952054a270f32dc11df7c5e24b259a09fddf7bfaa5f33df9fb4a29642")
diff --git a/var/spack/repos/builtin/packages/py-dadi/package.py b/var/spack/repos/builtin/packages/py-dadi/package.py
index effb0e09f1..1230c13cb5 100644
--- a/var/spack/repos/builtin/packages/py-dadi/package.py
+++ b/var/spack/repos/builtin/packages/py-dadi/package.py
@@ -14,7 +14,7 @@ class PyDadi(PythonPackage):
     git = "https://bitbucket.org/gutenkunstlab/dadi.git"
     pypi = "dadi/dadi-2.1.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2020-12-02", commit="047bac0")
     version("2.1.0", sha256="97a15aa7ef501850cad4cff66b11b66ecb65d5d68acbf2ff713585c81c3a1038")
diff --git a/var/spack/repos/builtin/packages/py-damask/package.py b/var/spack/repos/builtin/packages/py-damask/package.py
index eaf025ad01..524cb0bb2f 100644
--- a/var/spack/repos/builtin/packages/py-damask/package.py
+++ b/var/spack/repos/builtin/packages/py-damask/package.py
@@ -13,7 +13,7 @@ class PyDamask(PythonPackage):
     homepage = "https://damask.mpie.de"
     url = "https://damask.mpie.de/download/damask-3.0.0.tar.xz"
 
-    maintainers = ["MarDiehl"]
+    maintainers("MarDiehl")
 
     version(
         "3.0.0-alpha7", sha256="442b06b824441293e72ff91b211a555c5d497aedf62be1c4332c426558b848a4"
diff --git a/var/spack/repos/builtin/packages/py-darshan/package.py b/var/spack/repos/builtin/packages/py-darshan/package.py
index 486b95394d..e2db6349c8 100644
--- a/var/spack/repos/builtin/packages/py-darshan/package.py
+++ b/var/spack/repos/builtin/packages/py-darshan/package.py
@@ -12,7 +12,7 @@ class PyDarshan(PythonPackage):
     homepage = "https://www.mcs.anl.gov/research/projects/darshan"
     pypi = "darshan/darshan-3.4.0.1.tar.gz"
 
-    maintainers = ["jeanbez", "shanedsnyder"]
+    maintainers("jeanbez", "shanedsnyder")
 
     version(
         "3.4.2.0",
diff --git a/var/spack/repos/builtin/packages/py-dask/package.py b/var/spack/repos/builtin/packages/py-dask/package.py
index d2894dd6b8..3aa2deee7d 100644
--- a/var/spack/repos/builtin/packages/py-dask/package.py
+++ b/var/spack/repos/builtin/packages/py-dask/package.py
@@ -12,7 +12,7 @@ class PyDask(PythonPackage):
     homepage = "https://github.com/dask/dask/"
     pypi = "dask/dask-1.1.0.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("2022.10.2", sha256="42cb43f601709575fa46ce09e74bea83fdd464187024f56954e09d9b428ceaab")
     version("2021.6.2", sha256="8588fcd1a42224b7cfcd2ebc8ad616734abb6b1a4517efd52d89c7dd66eb91f8")
diff --git a/var/spack/repos/builtin/packages/py-datacube/package.py b/var/spack/repos/builtin/packages/py-datacube/package.py
index bb1770b97f..79ad65725e 100644
--- a/var/spack/repos/builtin/packages/py-datacube/package.py
+++ b/var/spack/repos/builtin/packages/py-datacube/package.py
@@ -12,7 +12,7 @@ class PyDatacube(PythonPackage):
     homepage = "https://github.com/opendatacube/datacube-core"
     pypi = "datacube/datacube-1.8.3.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.8.3", sha256="d1e1a49c615fdaebf6e6008da7f925bc09e9d7bf94f259a1c596d266d1c36649")
 
diff --git a/var/spack/repos/builtin/packages/py-datasets/package.py b/var/spack/repos/builtin/packages/py-datasets/package.py
index d3ad43f1e6..2289e67e78 100644
--- a/var/spack/repos/builtin/packages/py-datasets/package.py
+++ b/var/spack/repos/builtin/packages/py-datasets/package.py
@@ -14,7 +14,7 @@ class PyDatasets(PythonPackage):
     homepage = "https://github.com/huggingface/datasets"
     pypi = "datasets/datasets-1.8.0.tar.gz"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     version("2.8.0", sha256="a843b69593914071f921fc1086fde939f30a63415a34cdda5db3c0acdd58aff2")
     version("1.8.0", sha256="d57c32bb29e453ee7f3eb0bbca3660ab4dd2d0e4648efcfa987432624cab29d3")
diff --git a/var/spack/repos/builtin/packages/py-datrie/package.py b/var/spack/repos/builtin/packages/py-datrie/package.py
index c535ee4c78..6256b21c37 100644
--- a/var/spack/repos/builtin/packages/py-datrie/package.py
+++ b/var/spack/repos/builtin/packages/py-datrie/package.py
@@ -10,7 +10,7 @@ class PyDatrie(PythonPackage):
     """Super-fast, efficiently stored Trie for Python (2.x and 3.x). Uses libdatrie."""
 
     pypi = "datrie/datrie-0.8.2.tar.gz"
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("0.8.2", "525b08f638d5cf6115df6ccd818e5a01298cd230b2dac91c8ff2e6499d18765d")
 
diff --git a/var/spack/repos/builtin/packages/py-debtcollector/package.py b/var/spack/repos/builtin/packages/py-debtcollector/package.py
index aa8d855944..a360689dba 100644
--- a/var/spack/repos/builtin/packages/py-debtcollector/package.py
+++ b/var/spack/repos/builtin/packages/py-debtcollector/package.py
@@ -15,7 +15,7 @@ class PyDebtcollector(PythonPackage):
     homepage = "https://docs.openstack.org/debtcollector/latest"
     pypi = "debtcollector/debtcollector-2.2.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("2.2.0", sha256="787981f4d235841bf6eb0467e23057fb1ac7ee24047c32028a8498b9128b6829")
 
diff --git a/var/spack/repos/builtin/packages/py-deephyper/package.py b/var/spack/repos/builtin/packages/py-deephyper/package.py
index efbb73d78a..b90f77658a 100644
--- a/var/spack/repos/builtin/packages/py-deephyper/package.py
+++ b/var/spack/repos/builtin/packages/py-deephyper/package.py
@@ -15,7 +15,7 @@ class PyDeephyper(PythonPackage):
     pypi = "deephyper/deephyper-0.4.2.tar.gz"
     git = "https://github.com/deephyper/deephyper.git"
 
-    maintainers = ["mdorier", "Deathn0t"]
+    maintainers("mdorier", "Deathn0t")
 
     version("master", branch="master")
     version("0.4.2", sha256="ee1811a22b08eff3c9098f63fbbb37f7c8703e2f878f2bdf2ec35a978512867f")
diff --git a/var/spack/repos/builtin/packages/py-dgl/package.py b/var/spack/repos/builtin/packages/py-dgl/package.py
index d0eca42c9f..e755991a82 100644
--- a/var/spack/repos/builtin/packages/py-dgl/package.py
+++ b/var/spack/repos/builtin/packages/py-dgl/package.py
@@ -19,7 +19,7 @@ class PyDgl(CMakePackage, PythonExtension):
     homepage = "https://www.dgl.ai/"
     git = "https://github.com/dmlc/dgl.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master", submodules=True)
     version("0.4.3", tag="0.4.3", submodules=True)
diff --git a/var/spack/repos/builtin/packages/py-dh-scikit-optimize/package.py b/var/spack/repos/builtin/packages/py-dh-scikit-optimize/package.py
index 04e9c38bac..ceb1d9ccc0 100644
--- a/var/spack/repos/builtin/packages/py-dh-scikit-optimize/package.py
+++ b/var/spack/repos/builtin/packages/py-dh-scikit-optimize/package.py
@@ -16,7 +16,7 @@ class PyDhScikitOptimize(PythonPackage):
 
     The library is built on top of NumPy, SciPy and Scikit-Learn."""
 
-    maintainers = ["Kerilk"]
+    maintainers("Kerilk")
 
     homepage = "https://github.com/deephyper/scikit-optimize"
     pypi = "dh-scikit-optimize/dh-scikit-optimize-0.9.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-dm-tree/package.py b/var/spack/repos/builtin/packages/py-dm-tree/package.py
index 0f6c87cd0d..b838b26437 100644
--- a/var/spack/repos/builtin/packages/py-dm-tree/package.py
+++ b/var/spack/repos/builtin/packages/py-dm-tree/package.py
@@ -17,7 +17,7 @@ class PyDmTree(PythonPackage):
     homepage = "https://github.com/deepmind/tree"
     pypi = "dm-tree/dm-tree-0.1.5.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("0.1.6", sha256="6776404b23b4522c01012ffb314632aba092c9541577004ab153321e87da439a")
     version("0.1.5", sha256="a951d2239111dfcc468071bc8ff792c7b1e3192cab5a3c94d33a8b2bda3127fa")
diff --git a/var/spack/repos/builtin/packages/py-docstring-to-markdown/package.py b/var/spack/repos/builtin/packages/py-docstring-to-markdown/package.py
index 7e12e9aca4..440059e5c3 100644
--- a/var/spack/repos/builtin/packages/py-docstring-to-markdown/package.py
+++ b/var/spack/repos/builtin/packages/py-docstring-to-markdown/package.py
@@ -12,7 +12,7 @@ class PyDocstringToMarkdown(PythonPackage):
     homepage = "https://github.com/python-lsp/docstring-to-markdown"
     pypi = "docstring-to-markdown/docstring-to-markdown-0.10.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("0.11", sha256="5b1da2c89d9d0d09b955dec0ee111284ceadd302a938a03ed93f66e09134f9b5")
     version("0.10", sha256="12f75b0c7b7572defea2d9e24b57ef7ac38c3e26e91c0e5547cfc02b1c168bf6")
diff --git a/var/spack/repos/builtin/packages/py-drep/package.py b/var/spack/repos/builtin/packages/py-drep/package.py
index dfbdceeade..3dbb2a71e9 100644
--- a/var/spack/repos/builtin/packages/py-drep/package.py
+++ b/var/spack/repos/builtin/packages/py-drep/package.py
@@ -16,7 +16,7 @@ class PyDrep(PythonPackage):
     homepage = "https://github.com/MrOlm/drep"
     pypi = "drep/drep-3.4.0.tar.gz"
 
-    maintainers = ["MrOlm"]
+    maintainers("MrOlm")
 
     version("3.4.0", sha256="a6533eb585122c1ee66ae622b1b97450a3e1e493a3c3c1d55e79a580d5c46d40")
 
diff --git a/var/spack/repos/builtin/packages/py-dynim/package.py b/var/spack/repos/builtin/packages/py-dynim/package.py
index 6c8eabe96d..9adfde6e9f 100644
--- a/var/spack/repos/builtin/packages/py-dynim/package.py
+++ b/var/spack/repos/builtin/packages/py-dynim/package.py
@@ -15,7 +15,7 @@ class PyDynim(PythonPackage):
     url = "https://github.com/LLNL/dynim"
     git = "https://github.com/LLNL/dynim.git"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     version("main", branch="main", submodules=True)
     version("0.1", commit="aebd780376e7998f7f8b92ba5fdd320bdba7b0d3")
diff --git a/var/spack/repos/builtin/packages/py-easybuild-easyblocks/package.py b/var/spack/repos/builtin/packages/py-easybuild-easyblocks/package.py
index 20183e49d3..4fdab4ab71 100644
--- a/var/spack/repos/builtin/packages/py-easybuild-easyblocks/package.py
+++ b/var/spack/repos/builtin/packages/py-easybuild-easyblocks/package.py
@@ -13,7 +13,7 @@ class PyEasybuildEasyblocks(PythonPackage):
 
     homepage = "https://easybuilders.github.io/easybuild"
     pypi = "easybuild-easyblocks/easybuild-easyblocks-4.0.0.tar.gz"
-    maintainers = ["boegel"]
+    maintainers("boegel")
 
     version("4.0.0", sha256="a0fdef6c33c786e323bde1b28bab942fd8e535c26842877d705e692e85b31b07")
 
diff --git a/var/spack/repos/builtin/packages/py-easybuild-easyconfigs/package.py b/var/spack/repos/builtin/packages/py-easybuild-easyconfigs/package.py
index ecb0854e53..9c432f1aa0 100644
--- a/var/spack/repos/builtin/packages/py-easybuild-easyconfigs/package.py
+++ b/var/spack/repos/builtin/packages/py-easybuild-easyconfigs/package.py
@@ -13,7 +13,7 @@ class PyEasybuildEasyconfigs(PythonPackage):
 
     homepage = "https://easybuilders.github.io/easybuild"
     pypi = "easybuild-easyconfigs/easybuild-easyconfigs-4.0.0.tar.gz"
-    maintainers = ["boegel"]
+    maintainers("boegel")
 
     version("4.0.0", sha256="90d4e8f8abb11e7ae2265745bbd1241cd69d02570e9b4530175c4b2e2aba754e")
 
diff --git a/var/spack/repos/builtin/packages/py-easybuild-framework/package.py b/var/spack/repos/builtin/packages/py-easybuild-framework/package.py
index cc8ebb703c..e53931adf2 100644
--- a/var/spack/repos/builtin/packages/py-easybuild-framework/package.py
+++ b/var/spack/repos/builtin/packages/py-easybuild-framework/package.py
@@ -13,7 +13,7 @@ class PyEasybuildFramework(PythonPackage):
 
     homepage = "https://easybuilders.github.io/easybuild"
     pypi = "easybuild-framework/easybuild-framework-4.0.0.tar.gz"
-    maintainers = ["boegel"]
+    maintainers("boegel")
 
     version("4.0.0", sha256="f5c40345cc8b9b5750f53263ade6c9c3a8cd3dfab488d58f76ac61a8ca7c5a77")
 
diff --git a/var/spack/repos/builtin/packages/py-elephant/package.py b/var/spack/repos/builtin/packages/py-elephant/package.py
index f4e4d1067b..41f94db3a5 100644
--- a/var/spack/repos/builtin/packages/py-elephant/package.py
+++ b/var/spack/repos/builtin/packages/py-elephant/package.py
@@ -14,7 +14,7 @@ class PyElephant(PythonPackage):
     git = "https://github.com/NeuralEnsemble/elephant.git"
 
     # list of GitHub accounts to notify when the package is updated.
-    maintainers = ["Moritz-Alexander-Kern"]
+    maintainers("Moritz-Alexander-Kern")
 
     version("0.11.2", sha256="f8759fff0bbb136ae4ffc8d1eacadeea8ba56610d705c3bf207de87ada3ba240")
     version("0.11.1", sha256="d604a202583440fdf9d95d42cef50a410bd74fcaaa1a925b139435f27ab012ef")
diff --git a/var/spack/repos/builtin/packages/py-exhale/package.py b/var/spack/repos/builtin/packages/py-exhale/package.py
index 344c5154be..8c6d3b0edf 100644
--- a/var/spack/repos/builtin/packages/py-exhale/package.py
+++ b/var/spack/repos/builtin/packages/py-exhale/package.py
@@ -13,7 +13,7 @@ class PyExhale(PythonPackage):
     homepage = "https://github.com/svenevs/exhale"
     pypi = "exhale/exhale-0.3.6.tar.gz"
 
-    maintainers = ["svenevs"]
+    maintainers("svenevs")
 
     version("0.3.6", sha256="ab41be313e1236bd4386e4696fb35f37ce8103c2059cf8d1f083da5411bb74d7")
 
diff --git a/var/spack/repos/builtin/packages/py-fastcov/package.py b/var/spack/repos/builtin/packages/py-fastcov/package.py
index 03a93eb4d3..6c392444ff 100644
--- a/var/spack/repos/builtin/packages/py-fastcov/package.py
+++ b/var/spack/repos/builtin/packages/py-fastcov/package.py
@@ -15,7 +15,7 @@ class PyFastcov(PythonPackage):
     homepage = "https://github.com/RPGillespie6/fastcov"
     pypi = "fastcov/fastcov-1.13.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("1.13", sha256="ec8a5271f90a2f8b894cb999e262c33e225ed6072d9a6ca38f636f88cc0543e8")
 
diff --git a/var/spack/repos/builtin/packages/py-fastfold/package.py b/var/spack/repos/builtin/packages/py-fastfold/package.py
index cb64406a62..270e93140b 100644
--- a/var/spack/repos/builtin/packages/py-fastfold/package.py
+++ b/var/spack/repos/builtin/packages/py-fastfold/package.py
@@ -13,7 +13,7 @@ class PyFastfold(PythonPackage):
     homepage = "https://github.com/hpcaitech/FastFold"
     url = "https://github.com/hpcaitech/FastFold/archive/refs/tags/0.2.0.tar.gz"
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     version("0.2.0", sha256="6760dbae9809b8b26219c9477489d34325807be504098901d0375fbdc3103f88")
 
diff --git a/var/spack/repos/builtin/packages/py-fenics-basix/package.py b/var/spack/repos/builtin/packages/py-fenics-basix/package.py
index 36abc68c63..ea6e6fdb61 100644
--- a/var/spack/repos/builtin/packages/py-fenics-basix/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-basix/package.py
@@ -12,7 +12,7 @@ class PyFenicsBasix(PythonPackage):
     homepage = "https://github.com/FEniCS/basix"
     url = "https://github.com/FEniCS/basix/archive/v0.1.0.tar.gz"
     git = "https://github.com/FEniCS/basix.git"
-    maintainers = ["chrisrichardson", "mscroggs", "garth-wells", "jhale"]
+    maintainers("chrisrichardson", "mscroggs", "garth-wells", "jhale")
 
     version("main", branch="main")
     version("0.5.1", sha256="69133476ac35f0bd0deccb480676030378c341d7dfb2adaca22cd16b7e1dc1cb")
diff --git a/var/spack/repos/builtin/packages/py-fenics-dijitso/package.py b/var/spack/repos/builtin/packages/py-fenics-dijitso/package.py
index c90909911e..461fec51b7 100644
--- a/var/spack/repos/builtin/packages/py-fenics-dijitso/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-dijitso/package.py
@@ -12,7 +12,7 @@ class PyFenicsDijitso(PythonPackage):
     homepage = "https://bitbucket.org/fenics-project/dijitso"
     url = "https://bitbucket.org/fenics-project/dijitso/downloads/dijitso-2019.1.0.tar.gz"
     git = "https://bitbucket.org/fenics-project/dijitso.git"
-    maintainers = ["js947", "chrisrichardson"]
+    maintainers("js947", "chrisrichardson")
 
     version("master", branch="master")
     version("2019.1.0", sha256="eaa45eec4457f3f865d72a926b7cba86df089410e78de04cd89b15bb405e8fd9")
diff --git a/var/spack/repos/builtin/packages/py-fenics-dolfinx/package.py b/var/spack/repos/builtin/packages/py-fenics-dolfinx/package.py
index 4f8d7a2084..712aebd1d5 100644
--- a/var/spack/repos/builtin/packages/py-fenics-dolfinx/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-dolfinx/package.py
@@ -13,7 +13,7 @@ class PyFenicsDolfinx(PythonPackage):
     homepage = "https://github.com/FEniCS/dolfinx"
     url = "https://github.com/FEniCS/dolfinx/archive/v0.1.0.tar.gz"
     git = "https://github.com/FEniCS/dolfinx.git"
-    maintainers = ["chrisrichardson", "garth-wells", "nate-sime", "jhale"]
+    maintainers("chrisrichardson", "garth-wells", "nate-sime", "jhale")
 
     version("main", branch="main")
     version("0.5.1", sha256="a570e3f6ed8e7c570e7e61d0e6fd44fa9dad2c5f8f1f48a6dc9ad22bacfbc973")
diff --git a/var/spack/repos/builtin/packages/py-fenics-ffc/package.py b/var/spack/repos/builtin/packages/py-fenics-ffc/package.py
index e9c59bc4bb..8cd6f401f9 100644
--- a/var/spack/repos/builtin/packages/py-fenics-ffc/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-ffc/package.py
@@ -15,7 +15,7 @@ class PyFenicsFfc(PythonPackage):
     homepage = "https://fenicsproject.org/"
     git = "https://bitbucket.org/fenics-project/ffc.git"
     url = "https://bitbucket.org/fenics-project/ffc/downloads/ffc-2019.1.0.post0.tar.gz"
-    maintainers = ["emai-imcs"]
+    maintainers("emai-imcs")
 
     version(
         "2019.1.0.post0", sha256="306e1179630200a34202975a5369194939b3482eebfc34bc44ad74dab1f109e8"
diff --git a/var/spack/repos/builtin/packages/py-fenics-ffcx/package.py b/var/spack/repos/builtin/packages/py-fenics-ffcx/package.py
index 547874be90..6191a08e74 100644
--- a/var/spack/repos/builtin/packages/py-fenics-ffcx/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-ffcx/package.py
@@ -12,7 +12,7 @@ class PyFenicsFfcx(PythonPackage):
     homepage = "https://github.com/FEniCS/ffcx"
     url = "https://github.com/FEniCS/ffcx/archive/v0.1.0.tar.gz"
     git = "https://github.com/FEniCS/ffcx.git"
-    maintainers = ["chrisrichardson", "garth-wells", "jhale"]
+    maintainers("chrisrichardson", "garth-wells", "jhale")
 
     version("main", branch="main")
     version(
diff --git a/var/spack/repos/builtin/packages/py-fenics-fiat/package.py b/var/spack/repos/builtin/packages/py-fenics-fiat/package.py
index bb33de280f..16efcf4b72 100644
--- a/var/spack/repos/builtin/packages/py-fenics-fiat/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-fiat/package.py
@@ -19,7 +19,7 @@ class PyFenicsFiat(PythonPackage):
     homepage = "https://fenicsproject.org/"
     url = "https://github.com/FEniCS/fiat/archive/2019.1.0.tar.gz"
     git = "https://github.com/FEniCS/fiat.git"
-    maintainers = ["js947", "chrisrichardson"]
+    maintainers("js947", "chrisrichardson")
 
     version("master", branch="master")
     version("2019.1.0", sha256="2a6d175a825ed725843918ef28846edbcf710a879c2fe8caaeda77b1ce9b9a1c")
diff --git a/var/spack/repos/builtin/packages/py-fenics-instant/package.py b/var/spack/repos/builtin/packages/py-fenics-instant/package.py
index 6ac9a73d6d..f88f4e4d41 100644
--- a/var/spack/repos/builtin/packages/py-fenics-instant/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-instant/package.py
@@ -14,7 +14,7 @@ class PyFenicsInstant(PythonPackage):
 
     homepage = "https://fenicsproject.org"
     url = "https://bitbucket.org/fenics-project/instant/downloads/instant-2017.2.0.tar.gz"
-    maintainers = ["emai-imcs"]
+    maintainers("emai-imcs")
 
     version("2017.2.0", sha256="be24f162fd1a89b82fae002db8df0b4f111fd50db83d78c0c121015c02e45b7b")
     version("2016.2.0", sha256="df5e8ca306546fd1ee1a28e36b61c5d46456dc8b07e3293d674ddff62cf8d953")
diff --git a/var/spack/repos/builtin/packages/py-fenics-ufl/package.py b/var/spack/repos/builtin/packages/py-fenics-ufl/package.py
index 787f8de136..ca22bc89da 100644
--- a/var/spack/repos/builtin/packages/py-fenics-ufl/package.py
+++ b/var/spack/repos/builtin/packages/py-fenics-ufl/package.py
@@ -16,7 +16,7 @@ class PyFenicsUfl(PythonPackage):
     homepage = "https://fenicsproject.org/"
     url = "https://github.com/FEniCS/ufl/archive/2019.1.0.tar.gz"
     git = "https://github.com/FEniCS/ufl.git"
-    maintainers = ["chrisrichardson", "garth-wells", "jhale"]
+    maintainers("chrisrichardson", "garth-wells", "jhale")
 
     version("main", branch="main")
     version("2022.2.0", sha256="d6e18e06df5d7a626c3138d49a543914d68186afb6159c4d1a7cd72b2a199b02")
diff --git a/var/spack/repos/builtin/packages/py-fiona/package.py b/var/spack/repos/builtin/packages/py-fiona/package.py
index 544626206a..d2d2dff4b2 100644
--- a/var/spack/repos/builtin/packages/py-fiona/package.py
+++ b/var/spack/repos/builtin/packages/py-fiona/package.py
@@ -13,7 +13,7 @@ class PyFiona(PythonPackage):
     pypi = "Fiona/Fiona-1.8.18.tar.gz"
     git = "https://github.com/Toblerity/Fiona.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("1.9.0", sha256="6e487cbfba5a849fbdf06e45169fd7e1f1662f44f3d717ab4b946046b2457eae")
diff --git a/var/spack/repos/builtin/packages/py-fiscalyear/package.py b/var/spack/repos/builtin/packages/py-fiscalyear/package.py
index 7a1827992a..5639394a06 100644
--- a/var/spack/repos/builtin/packages/py-fiscalyear/package.py
+++ b/var/spack/repos/builtin/packages/py-fiscalyear/package.py
@@ -18,7 +18,7 @@ class PyFiscalyear(PythonPackage):
     pypi = "fiscalyear/fiscalyear-0.2.0.tar.gz"
     git = "https://github.com/adamjstewart/fiscalyear.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("0.4.0", sha256="12857a48bd7b97bda78d833b29e81f30ec5aa018241f690e714b472b25fa1b47")
diff --git a/var/spack/repos/builtin/packages/py-fitter/package.py b/var/spack/repos/builtin/packages/py-fitter/package.py
index 31df8e66f6..5bd98a7dcc 100644
--- a/var/spack/repos/builtin/packages/py-fitter/package.py
+++ b/var/spack/repos/builtin/packages/py-fitter/package.py
@@ -14,7 +14,7 @@ class PyFitter(PythonPackage):
     homepage = "https://github.com/cokelaer/fitter"
     pypi = "fitter/fitter-1.5.1.tar.gz"
 
-    maintainers = ["carsonwoods"]
+    maintainers("carsonwoods")
 
     version("1.5.1", sha256="893b35ad0a84c3b96b63ec203a6a79effdba98777aed966ae61709f5e1e8cf99")
 
diff --git a/var/spack/repos/builtin/packages/py-flameprof/package.py b/var/spack/repos/builtin/packages/py-flameprof/package.py
index 8da9144ee2..d82dcaaff0 100644
--- a/var/spack/repos/builtin/packages/py-flameprof/package.py
+++ b/var/spack/repos/builtin/packages/py-flameprof/package.py
@@ -12,7 +12,7 @@ class PyFlameprof(PythonPackage):
     homepage = "https://github.com/baverman/flameprof/"
     pypi = "flameprof/flameprof-0.4.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.4", sha256="dbc86d4190cbbba624f1e0a40f44d9db96138e27534d83c8ef42d420857875a3")
 
diff --git a/var/spack/repos/builtin/packages/py-flask-sqlalchemy/package.py b/var/spack/repos/builtin/packages/py-flask-sqlalchemy/package.py
index 9c5b8b79fd..d8dc60e277 100644
--- a/var/spack/repos/builtin/packages/py-flask-sqlalchemy/package.py
+++ b/var/spack/repos/builtin/packages/py-flask-sqlalchemy/package.py
@@ -14,7 +14,7 @@ class PyFlaskSqlalchemy(PythonPackage):
     homepage = "https://github.com/pallets-eco/flask-sqlalchemy"
     pypi = "flask-sqlalchemy/Flask-SQLAlchemy-3.0.2.tar.gz"
 
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("3.0.2", sha256="16199f5b3ddfb69e0df2f52ae4c76aedbfec823462349dabb21a1b2e0a2b65e9")
 
diff --git a/var/spack/repos/builtin/packages/py-flatbuffers/package.py b/var/spack/repos/builtin/packages/py-flatbuffers/package.py
index db67808dd0..b03bd2a94d 100644
--- a/var/spack/repos/builtin/packages/py-flatbuffers/package.py
+++ b/var/spack/repos/builtin/packages/py-flatbuffers/package.py
@@ -16,7 +16,7 @@ class PyFlatbuffers(PythonPackage):
     homepage = "https://google.github.io/flatbuffers/"
     pypi = "flatbuffers/flatbuffers-2.0.tar.gz"
 
-    maintainers = ["gperrotta"]
+    maintainers("gperrotta")
 
     version("2.0.7", sha256="0ae7d69c5b82bf41962ca5fde9cc43033bc9501311d975fd5a25e8a7d29c1245")
     version("2.0", sha256="12158ab0272375eab8db2d663ae97370c33f152b27801fa6024e1d6105fd4dd2")
diff --git a/var/spack/repos/builtin/packages/py-flexmock/package.py b/var/spack/repos/builtin/packages/py-flexmock/package.py
index cd2e564e45..5487b7848f 100644
--- a/var/spack/repos/builtin/packages/py-flexmock/package.py
+++ b/var/spack/repos/builtin/packages/py-flexmock/package.py
@@ -18,7 +18,7 @@ class PyFlexmock(PythonPackage):
     homepage = "https://flexmock.readthedocs.io/en/latest/"
     pypi = "flexmock/flexmock-0.10.4.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.10.4", sha256="5033ceb974d6452cf8716c2ff5059074b77e546df5c849fb44a53f98dfe0d82c")
 
diff --git a/var/spack/repos/builtin/packages/py-flit-core/package.py b/var/spack/repos/builtin/packages/py-flit-core/package.py
index 7fbc17f1b6..8bd8835a3a 100644
--- a/var/spack/repos/builtin/packages/py-flit-core/package.py
+++ b/var/spack/repos/builtin/packages/py-flit-core/package.py
@@ -11,7 +11,7 @@ class PyFlitCore(PythonPackage):
 
     homepage = "https://github.com/takluyver/flit"
     pypi = "flit-core/flit_core-3.3.0.tar.gz"
-    maintainers = ["takluyver"]
+    maintainers("takluyver")
 
     version("3.7.1", sha256="14955af340c43035dbfa96b5ee47407e377ee337f69e70f73064940d27d0a44f")
     version("3.6.0", sha256="5892962ab8b8ea945835b3a288fe9dd69316f1903d5288c3f5cafdcdd04756ad")
diff --git a/var/spack/repos/builtin/packages/py-flit/package.py b/var/spack/repos/builtin/packages/py-flit/package.py
index b214937f13..762ca569e4 100644
--- a/var/spack/repos/builtin/packages/py-flit/package.py
+++ b/var/spack/repos/builtin/packages/py-flit/package.py
@@ -11,7 +11,7 @@ class PyFlit(PythonPackage):
 
     homepage = "https://github.com/pypa/flit"
     pypi = "flit/flit-3.3.0.tar.gz"
-    maintainers = ["takluyver"]
+    maintainers("takluyver")
 
     version("3.7.1", sha256="3c9bd9c140515bfe62dd938c6610d10d6efb9e35cc647fc614fe5fb3a5036682")
     version("3.6.0", sha256="b1464e006df4df4c8eeb37671c0e0ce66e1d04e4a36d91b702f180a25fde3c11")
diff --git a/var/spack/repos/builtin/packages/py-ford/package.py b/var/spack/repos/builtin/packages/py-ford/package.py
index 5ea7d12db6..ef9129468a 100644
--- a/var/spack/repos/builtin/packages/py-ford/package.py
+++ b/var/spack/repos/builtin/packages/py-ford/package.py
@@ -12,7 +12,7 @@ class PyFord(PythonPackage):
 
     pypi = "FORD/FORD-6.1.11.tar.gz"
 
-    maintainers = ["wscullin"]
+    maintainers("wscullin")
 
     version("6.1.13", sha256="95b743ea25c5a9c6a9e13db3633e04f91e11d1debb69f48ca3ef7fefc51f0559")
     version("6.1.12", sha256="101191e1aa33cfe780ea5b2d66d02c7281b9b314e82bb138d76809a49c08506a")
diff --git a/var/spack/repos/builtin/packages/py-fortran-language-server/package.py b/var/spack/repos/builtin/packages/py-fortran-language-server/package.py
index a50c535233..4e333bbf8d 100644
--- a/var/spack/repos/builtin/packages/py-fortran-language-server/package.py
+++ b/var/spack/repos/builtin/packages/py-fortran-language-server/package.py
@@ -13,7 +13,7 @@ class PyFortranLanguageServer(PythonPackage):
     homepage = "https://github.com/hansec/fortran-language-server"
     url = "https://github.com/hansec/fortran-language-server/archive/v1.11.1.tar.gz"
 
-    maintainers = ["AndrewGaspar"]
+    maintainers("AndrewGaspar")
 
     version("1.12.0", sha256="5cda6341b1d2365cce3d80ba40043346c5dcbd0b35f636bfa57cb34df789ff17")
     version("1.11.1", sha256="8f03782dd992d6652a3f2d349115fdad3aa3464fee3fafbbc4f8ecf780166e3c")
diff --git a/var/spack/repos/builtin/packages/py-ftputil/package.py b/var/spack/repos/builtin/packages/py-ftputil/package.py
index f70bb5e9f4..ab7b38998b 100644
--- a/var/spack/repos/builtin/packages/py-ftputil/package.py
+++ b/var/spack/repos/builtin/packages/py-ftputil/package.py
@@ -11,7 +11,7 @@ class PyFtputil(PythonPackage):
 
     homepage = "https://ftputil.sschwarzer.net"
     pypi = "ftputil/ftputil-5.0.4.tar.gz"
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("5.0.4", sha256="6889db8649dd20d9b6d40a6c5f0f84ccf340a7dac1e0bfc0f0024090fc2afb33")
 
diff --git a/var/spack/repos/builtin/packages/py-gcs-oauth2-boto-plugin/package.py b/var/spack/repos/builtin/packages/py-gcs-oauth2-boto-plugin/package.py
index 161d6d323a..bc3dc97a28 100644
--- a/var/spack/repos/builtin/packages/py-gcs-oauth2-boto-plugin/package.py
+++ b/var/spack/repos/builtin/packages/py-gcs-oauth2-boto-plugin/package.py
@@ -13,7 +13,7 @@ class PyGcsOauth2BotoPlugin(PythonPackage):
     homepage = "https://github.com/GoogleCloudPlatform/gcs-oauth2-boto-plugin"
     pypi = "gcs-oauth2-boto-plugin/gcs-oauth2-boto-plugin-2.7.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2.7", sha256="c95b011717911a6c40fbd3aa07a8faa0ab57570dee178d7148531327c4c6f93e")
 
diff --git a/var/spack/repos/builtin/packages/py-gensim/package.py b/var/spack/repos/builtin/packages/py-gensim/package.py
index 3badee0d66..f6d702e4a5 100644
--- a/var/spack/repos/builtin/packages/py-gensim/package.py
+++ b/var/spack/repos/builtin/packages/py-gensim/package.py
@@ -14,7 +14,7 @@ class PyGensim(PythonPackage):
     homepage = "https://radimrehurek.com/gensim"
     pypi = "gensim/gensim-3.8.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("3.8.3", sha256="786adb0571f75114e9c5f7a31dd2e6eb39a9791f22c8757621545e2ded3ea367")
     version("3.8.1", sha256="33277fc0a8d7b0c7ce70fcc74bb82ad39f944c009b334856c6e86bf552b1dfdc")
diff --git a/var/spack/repos/builtin/packages/py-geocube/package.py b/var/spack/repos/builtin/packages/py-geocube/package.py
index 684b181707..010b197be5 100644
--- a/var/spack/repos/builtin/packages/py-geocube/package.py
+++ b/var/spack/repos/builtin/packages/py-geocube/package.py
@@ -12,7 +12,7 @@ class PyGeocube(PythonPackage):
     homepage = "https://github.com/corteva/geocube"
     pypi = "geocube/geocube-0.0.17.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.3.2", sha256="71ff0228f1ef44e3a649d29a045ff7e2a2094a5cfca30fadab8f88f4ec23a41d")
     version("0.3.1", sha256="5c97131010cd8d556a5fad2a3824452120640ac33a6a45b6ca9ee3c28f2e266f")
diff --git a/var/spack/repos/builtin/packages/py-geographiclib/package.py b/var/spack/repos/builtin/packages/py-geographiclib/package.py
index 589a34f06b..65cde009fd 100644
--- a/var/spack/repos/builtin/packages/py-geographiclib/package.py
+++ b/var/spack/repos/builtin/packages/py-geographiclib/package.py
@@ -12,7 +12,7 @@ class PyGeographiclib(PythonPackage):
     homepage = "https://geographiclib.sourceforge.io/1.50/python"
     pypi = "geographiclib/geographiclib-1.50.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.50", sha256="12bd46ee7ec25b291ea139b17aa991e7ef373e21abd053949b75c0e9ca55c632")
 
diff --git a/var/spack/repos/builtin/packages/py-geopandas/package.py b/var/spack/repos/builtin/packages/py-geopandas/package.py
index 08e745a0e3..9f297deb37 100644
--- a/var/spack/repos/builtin/packages/py-geopandas/package.py
+++ b/var/spack/repos/builtin/packages/py-geopandas/package.py
@@ -17,7 +17,7 @@ class PyGeopandas(PythonPackage):
     pypi = "geopandas/geopandas-0.8.1.tar.gz"
     git = "https://github.com/geopandas/geopandas.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("0.11.1", sha256="f0f0c8d0423d30cf81de2056d853145c4362739350a7f8f2d72cc7409ef1eca1")
diff --git a/var/spack/repos/builtin/packages/py-geoplot/package.py b/var/spack/repos/builtin/packages/py-geoplot/package.py
index 0d84a6dd73..5bdbc5d2a0 100644
--- a/var/spack/repos/builtin/packages/py-geoplot/package.py
+++ b/var/spack/repos/builtin/packages/py-geoplot/package.py
@@ -15,7 +15,7 @@ class PyGeoplot(PythonPackage):
     homepage = "https://github.com/ResidentMario/geoplot"
     pypi = "geoplot/geoplot-0.4.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.4.1", sha256="eb073436c5a1cb7f97caa217cdb109e6cad4f3774e657757005e3f0f5a3183ca")
 
diff --git a/var/spack/repos/builtin/packages/py-geopy/package.py b/var/spack/repos/builtin/packages/py-geopy/package.py
index f95679ae84..11c67c8382 100644
--- a/var/spack/repos/builtin/packages/py-geopy/package.py
+++ b/var/spack/repos/builtin/packages/py-geopy/package.py
@@ -12,7 +12,7 @@ class PyGeopy(PythonPackage):
     homepage = "https://github.com/geopy/geopy"
     pypi = "geopy/geopy-2.1.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("2.1.0", sha256="892b219413e7955587b029949af3a1949c6fbac9d5ad17b79d850718f6a9550f")
 
diff --git a/var/spack/repos/builtin/packages/py-getorganelle/package.py b/var/spack/repos/builtin/packages/py-getorganelle/package.py
index d017e87366..2c5b9ba1d4 100644
--- a/var/spack/repos/builtin/packages/py-getorganelle/package.py
+++ b/var/spack/repos/builtin/packages/py-getorganelle/package.py
@@ -12,7 +12,7 @@ class PyGetorganelle(PythonPackage):
     homepage = "https://github.com/Kinggerm/GetOrganelle"
     url = "https://github.com/Kinggerm/GetOrganelle/archive/refs/tags/1.7.5.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.7.5.0", sha256="c498196737726cb4c0158f23037bf301a069f5028ece729bb4d09c7d915df93d")
 
diff --git a/var/spack/repos/builtin/packages/py-gffutils/package.py b/var/spack/repos/builtin/packages/py-gffutils/package.py
index db8a47c741..debac34c78 100644
--- a/var/spack/repos/builtin/packages/py-gffutils/package.py
+++ b/var/spack/repos/builtin/packages/py-gffutils/package.py
@@ -18,7 +18,7 @@ class PyGffutils(PythonPackage):
     homepage = "https://github.com/daler/gffutils"
     pypi = "gffutils/gffutils-0.10.1.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.10.1", sha256="a8fc39006d7aa353147238160640e2210b168f7849cb99896be3fc9441e351cb")
 
diff --git a/var/spack/repos/builtin/packages/py-gimmik/package.py b/var/spack/repos/builtin/packages/py-gimmik/package.py
index 5660b92c90..05de9682db 100644
--- a/var/spack/repos/builtin/packages/py-gimmik/package.py
+++ b/var/spack/repos/builtin/packages/py-gimmik/package.py
@@ -15,7 +15,7 @@ class PyGimmik(PythonPackage):
     homepage = "https://github.com/PyFR/GiMMiK"
     pypi = "gimmik/gimmik-2.2.tar.gz"
 
-    maintainers = ["MichaelLaufer"]
+    maintainers("MichaelLaufer")
 
     version("3.0", sha256="45c2da7acff3201b7796ba731e4be7f3b4f39469ff1f1bc0ddf4f19c4a6af010")
     version("2.3", sha256="c019c85316bcf0d5e84de9b7d10127355dfe8037c0e37f1880a9819ce92b74e1")
diff --git a/var/spack/repos/builtin/packages/py-globus-sdk/package.py b/var/spack/repos/builtin/packages/py-globus-sdk/package.py
index 5ef7dfa057..bc1dec87a7 100644
--- a/var/spack/repos/builtin/packages/py-globus-sdk/package.py
+++ b/var/spack/repos/builtin/packages/py-globus-sdk/package.py
@@ -15,7 +15,7 @@ class PyGlobusSdk(PythonPackage):
     homepage = "https://github.com/globus/globus-sdk-python"
     pypi = "globus-sdk/globus-sdk-3.0.2.tar.gz"
 
-    maintainers = ["hategan"]
+    maintainers("hategan")
 
     version("3.10.1", sha256="c20fec55fc7e099f4d0c8224a36e194604577539445c5985cb465b23779baee8")
     version("3.10.0", sha256="7a7e7cd5cfbc40c6dc75bdb92b050c4191f992b5f7081cd08895bf119fd97bbf")
diff --git a/var/spack/repos/builtin/packages/py-gooey/package.py b/var/spack/repos/builtin/packages/py-gooey/package.py
index 5c2122e230..faac492ef5 100644
--- a/var/spack/repos/builtin/packages/py-gooey/package.py
+++ b/var/spack/repos/builtin/packages/py-gooey/package.py
@@ -13,7 +13,7 @@ class PyGooey(PythonPackage):
     homepage = "https://pypi.org/project/Gooey/"
     pypi = "Gooey/Gooey-1.0.8.1.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.0.8.1", sha256="08d6bf534f4d50d50dafba5cfc68dcf31a6e9eeef13a94cbe3ea17c4e45c4671")
 
diff --git a/var/spack/repos/builtin/packages/py-google-apitools/package.py b/var/spack/repos/builtin/packages/py-google-apitools/package.py
index 499ee364c7..4834de86e9 100644
--- a/var/spack/repos/builtin/packages/py-google-apitools/package.py
+++ b/var/spack/repos/builtin/packages/py-google-apitools/package.py
@@ -12,7 +12,7 @@ class PyGoogleApitools(PythonPackage):
     homepage = "https://github.com/google/apitools"
     pypi = "google-apitools/google-apitools-0.5.32.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.5.32", sha256="c3763e52289f61e21c41d5531e20fbda9cc8484a088b8686fd460770db8bad13")
 
diff --git a/var/spack/repos/builtin/packages/py-google-crc32c/package.py b/var/spack/repos/builtin/packages/py-google-crc32c/package.py
index 278b918bc1..e8cd72346c 100644
--- a/var/spack/repos/builtin/packages/py-google-crc32c/package.py
+++ b/var/spack/repos/builtin/packages/py-google-crc32c/package.py
@@ -13,7 +13,7 @@ class PyGoogleCrc32c(PythonPackage):
     homepage = "https://github.com/googleapis/python-crc32c"
     pypi = "google-crc32c/google-crc32c-1.3.0.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("1.3.0", "276de6273eb074a35bc598f8efbc00c7869c5cf2e29c90748fccc8c898c244df")
 
diff --git a/var/spack/repos/builtin/packages/py-gpy/package.py b/var/spack/repos/builtin/packages/py-gpy/package.py
index ecda426d2b..ad21efa1eb 100644
--- a/var/spack/repos/builtin/packages/py-gpy/package.py
+++ b/var/spack/repos/builtin/packages/py-gpy/package.py
@@ -11,7 +11,7 @@ class PyGpy(PythonPackage):
 
     homepage = "https://sheffieldml.github.io/GPy/"
     pypi = "gpy/GPy-1.9.9.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("1.9.9", sha256="04faf0c24eacc4dea60727c50a48a07ddf9b5751a3b73c382105e2a31657c7ed")
     version("0.8.8", sha256="e135d928cf170e2ec7fb058a035b5a7e334dc6b84d0bfb981556782528341988")
diff --git a/var/spack/repos/builtin/packages/py-gpytorch/package.py b/var/spack/repos/builtin/packages/py-gpytorch/package.py
index 529d37c2e7..dfb4f8fb1a 100644
--- a/var/spack/repos/builtin/packages/py-gpytorch/package.py
+++ b/var/spack/repos/builtin/packages/py-gpytorch/package.py
@@ -15,7 +15,7 @@ class PyGpytorch(PythonPackage):
     homepage = "https://gpytorch.ai/"
     pypi = "gpytorch/gpytorch-1.2.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.9.0", sha256="a0608184c18a1f518d6a102473427abf00f5351421e12a934530953f6887b34b")
     version("1.8.1", sha256="fe8e412a73a2b07027e30c65c61323de15ebcef439f5bd21200cf26551fd0e30")
diff --git a/var/spack/repos/builtin/packages/py-gsutil/package.py b/var/spack/repos/builtin/packages/py-gsutil/package.py
index ce7bc0913e..7c7d0f89b2 100644
--- a/var/spack/repos/builtin/packages/py-gsutil/package.py
+++ b/var/spack/repos/builtin/packages/py-gsutil/package.py
@@ -12,7 +12,7 @@ class PyGsutil(PythonPackage):
     homepage = "https://cloud.google.com/storage/docs/gsutil"
     pypi = "gsutil/gsutil-4.59.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("5.2", sha256="08857eedbd89c7c6d10176b14f94fb1168d5ef88f5b5b15b3e8a37e29302b79b")
     version("4.59", sha256="349e0e0b48c281659acec205917530ae57e2eb23db7220375f5add44688d3ddf")
diff --git a/var/spack/repos/builtin/packages/py-h5py/package.py b/var/spack/repos/builtin/packages/py-h5py/package.py
index 5355af43d7..cc8d6d7738 100644
--- a/var/spack/repos/builtin/packages/py-h5py/package.py
+++ b/var/spack/repos/builtin/packages/py-h5py/package.py
@@ -13,7 +13,7 @@ class PyH5py(PythonPackage):
     homepage = "https://www.h5py.org/"
     pypi = "h5py/h5py-3.3.0.tar.gz"
     git = "https://github.com/h5py/h5py.git"
-    maintainers = ["bryanherman", "takluyver"]
+    maintainers("bryanherman", "takluyver")
 
     version("master", branch="master")
     version("3.7.0", sha256="3fcf37884383c5da64846ab510190720027dca0768def34dd8dcb659dbe5cbf3")
diff --git a/var/spack/repos/builtin/packages/py-h5sh/package.py b/var/spack/repos/builtin/packages/py-h5sh/package.py
index 19e69d9a8c..e06481dde4 100644
--- a/var/spack/repos/builtin/packages/py-h5sh/package.py
+++ b/var/spack/repos/builtin/packages/py-h5sh/package.py
@@ -12,7 +12,7 @@ class PyH5sh(PythonPackage):
     homepage = "https://github.com/sethrj/h5sh"
     pypi = "h5sh/h5sh-0.1.1.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("0.1.1", sha256="ccd8fed532d479d297baef044265100a4fb9cd119bce6f43270f2ee9f63a2183")
 
diff --git a/var/spack/repos/builtin/packages/py-haphpipe/package.py b/var/spack/repos/builtin/packages/py-haphpipe/package.py
index acf7103246..47a1ab3601 100644
--- a/var/spack/repos/builtin/packages/py-haphpipe/package.py
+++ b/var/spack/repos/builtin/packages/py-haphpipe/package.py
@@ -13,7 +13,7 @@ class PyHaphpipe(PythonPackage):
     homepage = "https://github.com/gwcbi/haphpipe"
     url = "https://github.com/gwcbi/haphpipe/archive/v1.0.3.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.0.3", sha256="9a9e8632a217ff4207c1dea66887a471e0ea04bbb7c0f0d72631acaba214bd37")
 
diff --git a/var/spack/repos/builtin/packages/py-hatchet/package.py b/var/spack/repos/builtin/packages/py-hatchet/package.py
index 018ee500bd..368d91280a 100644
--- a/var/spack/repos/builtin/packages/py-hatchet/package.py
+++ b/var/spack/repos/builtin/packages/py-hatchet/package.py
@@ -14,7 +14,7 @@ class PyHatchet(PythonPackage):
     url = "https://github.com/hatchet/hatchet/archive/v1.0.0.tar.gz"
     tags = ["radiuss"]
 
-    maintainers = ["slabasan", "bhatele", "tgamblin"]
+    maintainers("slabasan", "bhatele", "tgamblin")
 
     version("1.3.0", sha256="d77d071fc37863fdc9abc3fd9ea1088904cd98c6980a014a31e44595d2deac5e")
     version("1.2.0", sha256="1d5f80abfa69d1a379dff7263908c5c915023f18f26d50b639556e2f43ac755e")
diff --git a/var/spack/repos/builtin/packages/py-hepdata-converter/package.py b/var/spack/repos/builtin/packages/py-hepdata-converter/package.py
index 2fcf7f0c14..0a54ae8f57 100644
--- a/var/spack/repos/builtin/packages/py-hepdata-converter/package.py
+++ b/var/spack/repos/builtin/packages/py-hepdata-converter/package.py
@@ -14,7 +14,7 @@ class PyHepdataConverter(PythonPackage):
     homepage = "https://github.com/HEPData/hepdata-converter"
     pypi = "hepdata-converter/hepdata-converter-0.2.3.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("0.2.3", sha256="cbed0ffc512a794fae023650f10f415b687bb8c07fc67ac3321da70ce8846085")
 
diff --git a/var/spack/repos/builtin/packages/py-hepunits/package.py b/var/spack/repos/builtin/packages/py-hepunits/package.py
index 32a12e8a2d..883d31da7e 100644
--- a/var/spack/repos/builtin/packages/py-hepunits/package.py
+++ b/var/spack/repos/builtin/packages/py-hepunits/package.py
@@ -15,7 +15,7 @@ class PyHepunits(PythonPackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("master", branch="master")
     version("2.1.1", sha256="21b18bbf82ade5e429e2c71ec41bc5ae8005b275466bdaef0159ddc4f8085b31")
diff --git a/var/spack/repos/builtin/packages/py-horovod/package.py b/var/spack/repos/builtin/packages/py-horovod/package.py
index 2cc3a2f789..fab301d15b 100644
--- a/var/spack/repos/builtin/packages/py-horovod/package.py
+++ b/var/spack/repos/builtin/packages/py-horovod/package.py
@@ -14,7 +14,7 @@ class PyHorovod(PythonPackage, CudaPackage):
     homepage = "https://github.com/horovod"
     git = "https://github.com/horovod/horovod.git"
 
-    maintainers = ["adamjstewart", "aweits", "tgaddair"]
+    maintainers("adamjstewart", "aweits", "tgaddair")
 
     version("master", branch="master", submodules=True)
     version("0.26.1", tag="v0.26.1", submodules=True)
diff --git a/var/spack/repos/builtin/packages/py-hpbandster/package.py b/var/spack/repos/builtin/packages/py-hpbandster/package.py
index fadbf4cb93..48eaa6456d 100644
--- a/var/spack/repos/builtin/packages/py-hpbandster/package.py
+++ b/var/spack/repos/builtin/packages/py-hpbandster/package.py
@@ -15,7 +15,7 @@ class PyHpbandster(PythonPackage):
 
     homepage = "https://github.com/automl/HpBandSter"
     pypi = "hpbandster/hpbandster-0.7.4.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("0.7.4", sha256="49ffc32688155b509e62f3617b52ae15a96c9bff2c996a23df83f279106c5921")
     version("0.7.3", sha256="dd6c255f5dfe773a7f0c5ecf580b46a406d9f691303e2f849a14f7ae08ff9f13")
diff --git a/var/spack/repos/builtin/packages/py-httpstan/package.py b/var/spack/repos/builtin/packages/py-httpstan/package.py
index 55b96d1355..e9ad1e7cb8 100644
--- a/var/spack/repos/builtin/packages/py-httpstan/package.py
+++ b/var/spack/repos/builtin/packages/py-httpstan/package.py
@@ -12,7 +12,7 @@ class PyHttpstan(PythonPackage):
     homepage = "https://mc-stan.org/"
     url = "https://github.com/stan-dev/httpstan/archive/refs/tags/4.6.1.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("4.8.0", sha256="cadfce05d24ec2af50d71c5212c648cbee5684a7f98fedd3838e124e5a9b4962")
     version("4.7.2", sha256="94f6631d969cbd91d136194b074d02642d8c9e2a05674877a39059be87c5bf7b")
diff --git a/var/spack/repos/builtin/packages/py-imagehash/package.py b/var/spack/repos/builtin/packages/py-imagehash/package.py
index d526ecab6c..f09d72720c 100644
--- a/var/spack/repos/builtin/packages/py-imagehash/package.py
+++ b/var/spack/repos/builtin/packages/py-imagehash/package.py
@@ -12,7 +12,7 @@ class PyImagehash(PythonPackage):
     homepage = "https://github.com/JohannesBuchner/imagehash"
     pypi = "ImageHash/ImageHash-4.3.1.tar.gz"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     version("4.3.1", sha256="7038d1b7f9e0585beb3dd8c0a956f02b95a346c0b5f24a9e8cc03ebadaf0aa70")
 
diff --git a/var/spack/repos/builtin/packages/py-instrain/package.py b/var/spack/repos/builtin/packages/py-instrain/package.py
index 4b4f2767bf..e87950d5f1 100644
--- a/var/spack/repos/builtin/packages/py-instrain/package.py
+++ b/var/spack/repos/builtin/packages/py-instrain/package.py
@@ -17,7 +17,7 @@ class PyInstrain(PythonPackage):
     homepage = "https://github.com/MrOlm/instrain"
     pypi = "inStrain/inStrain-1.5.7.tar.gz"
 
-    maintainers = ["MrOlm"]
+    maintainers("MrOlm")
 
     variant("prodigal", default=False, description="Enables profiling on a gene by gene level")
 
diff --git a/var/spack/repos/builtin/packages/py-iocapture/package.py b/var/spack/repos/builtin/packages/py-iocapture/package.py
index 52e2be3e58..5b02c4c868 100644
--- a/var/spack/repos/builtin/packages/py-iocapture/package.py
+++ b/var/spack/repos/builtin/packages/py-iocapture/package.py
@@ -12,7 +12,7 @@ class PyIocapture(PythonPackage):
     homepage = "https://github.com/oinume/iocapture"
     pypi = "iocapture/iocapture-0.1.2.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.2", sha256="86670e1808bcdcd4f70112f43da72ae766f04cd8311d1071ce6e0e0a72e37ee8")
 
diff --git a/var/spack/repos/builtin/packages/py-ipympl/package.py b/var/spack/repos/builtin/packages/py-ipympl/package.py
index 486201b594..158345349f 100644
--- a/var/spack/repos/builtin/packages/py-ipympl/package.py
+++ b/var/spack/repos/builtin/packages/py-ipympl/package.py
@@ -11,7 +11,7 @@ class PyIpympl(PythonPackage):
 
     homepage = "https://github.com/matplotlib/ipympl"
     pypi = "ipympl/ipympl-0.8.8.tar.gz"
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("0.8.8", sha256="5bf5d780b07fafe7924922ac6b2f3abd22721f341e5e196b3b82737dfbd0e1c9")
 
diff --git a/var/spack/repos/builtin/packages/py-irpf90/package.py b/var/spack/repos/builtin/packages/py-irpf90/package.py
index ebf677ab3c..2db8e863a4 100644
--- a/var/spack/repos/builtin/packages/py-irpf90/package.py
+++ b/var/spack/repos/builtin/packages/py-irpf90/package.py
@@ -15,7 +15,7 @@ class PyIrpf90(PythonPackage):
     homepage = "http://irpf90.ups-tlse.fr"
     pypi = "irpf90/irpf90-2.0.5.tar.gz"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
 
     version("2.0.5", sha256="ac3b6a6dd50a93537c6068ed459d5ad75919cbd64cdbce870921da713b86ee37")
 
diff --git a/var/spack/repos/builtin/packages/py-jupytext/package.py b/var/spack/repos/builtin/packages/py-jupytext/package.py
index 83cd0e33b8..f9bf4efa8d 100644
--- a/var/spack/repos/builtin/packages/py-jupytext/package.py
+++ b/var/spack/repos/builtin/packages/py-jupytext/package.py
@@ -14,7 +14,7 @@ class PyJupytext(PythonPackage):
     git = "https://github.com/mwouts/jupytext/"
     pypi = "jupytext/jupytext-1.13.0.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.14.1", sha256="314fa0e732b1d14764271843b676938ef8a7b9d53c3575ade636b45d13f341c8")
     version("1.13.6", sha256="c6c25918ddb6403d0d8504e08d35f6efc447baf0dbeb6a28b73adf39e866a0c4")
diff --git a/var/spack/repos/builtin/packages/py-keystoneauth1/package.py b/var/spack/repos/builtin/packages/py-keystoneauth1/package.py
index 1ab4eb7dce..4561583d93 100644
--- a/var/spack/repos/builtin/packages/py-keystoneauth1/package.py
+++ b/var/spack/repos/builtin/packages/py-keystoneauth1/package.py
@@ -15,7 +15,7 @@ class PyKeystoneauth1(PythonPackage):
     homepage = "https://docs.openstack.org/keystoneauth/"
     pypi = "keystoneauth1/keystoneauth1-4.3.1.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("4.3.1", sha256="93605430a6d1424f31659bc5685e9dc1be9a6254e88c99f00cffc0a60c648a64")
 
diff --git a/var/spack/repos/builtin/packages/py-kosh/package.py b/var/spack/repos/builtin/packages/py-kosh/package.py
index 2e3995356b..0f39e16fa5 100644
--- a/var/spack/repos/builtin/packages/py-kosh/package.py
+++ b/var/spack/repos/builtin/packages/py-kosh/package.py
@@ -18,7 +18,7 @@ class PyKosh(PythonPackage):
     url = "https://github.com/LLNL/kosh/archive/refs/tags/v2.0.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["doutriaux1"]
+    maintainers("doutriaux1")
 
     version("2.2", sha256="3c79c3b7e7b64018ec5987dd7148886a6c619a28cda6f84e61a57439c9f3d7a3")
     version("2.1", sha256="597ed5beb4c3c3675b4af15ee7bfb60a463d5bda2222cd927061737ed073d562")
diff --git a/var/spack/repos/builtin/packages/py-kubernetes/package.py b/var/spack/repos/builtin/packages/py-kubernetes/package.py
index 09fe81d15c..54ede50798 100644
--- a/var/spack/repos/builtin/packages/py-kubernetes/package.py
+++ b/var/spack/repos/builtin/packages/py-kubernetes/package.py
@@ -14,7 +14,7 @@ class PyKubernetes(PythonPackage):
     git = "https://github.com/kubernetes-client/python.git"
     pypi = "kubernetes/kubernetes-17.17.0.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("25.3.0", sha256="213befbb4e5aed95f94950c7eed0c2322fc5a2f8f40932e58d28fdd42d90836c")
     version("21.7.0", sha256="c9849afc2eafdce60efa210049ee7a94e7ef6cf3a7afa14a69b3bf0447825977")
diff --git a/var/spack/repos/builtin/packages/py-lhsmdu/package.py b/var/spack/repos/builtin/packages/py-lhsmdu/package.py
index 65dbffd1d2..3d3e33dc5a 100644
--- a/var/spack/repos/builtin/packages/py-lhsmdu/package.py
+++ b/var/spack/repos/builtin/packages/py-lhsmdu/package.py
@@ -15,7 +15,7 @@ class PyLhsmdu(PythonPackage):
 
     homepage = "http://github.com/sahilm89/lhsmdu"
     pypi = "lhsmdu/lhsmdu-1.1.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("1.1", sha256="4bc1df6b9cdd27bae0bff75cf1693f455ba32e4fa87ca9a932f60696607fe712")
     version("0.1", sha256="ef462054b354cd20b10c6d80876c8fdb552a8d2e23eaf74179dc91956d68d32a")
diff --git a/var/spack/repos/builtin/packages/py-libensemble/package.py b/var/spack/repos/builtin/packages/py-libensemble/package.py
index 8d7f750abd..3d7d3fc8e4 100644
--- a/var/spack/repos/builtin/packages/py-libensemble/package.py
+++ b/var/spack/repos/builtin/packages/py-libensemble/package.py
@@ -14,7 +14,7 @@ class PyLibensemble(PythonPackage):
     homepage = "https://libensemble.readthedocs.io"
     pypi = "libensemble/libensemble-0.9.3.tar.gz"
     git = "https://github.com/Libensemble/libensemble.git"
-    maintainers = ["shuds13", "jlnav"]
+    maintainers("shuds13", "jlnav")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/py-lightning-lite/package.py b/var/spack/repos/builtin/packages/py-lightning-lite/package.py
index 215b843bc6..120af3edd1 100644
--- a/var/spack/repos/builtin/packages/py-lightning-lite/package.py
+++ b/var/spack/repos/builtin/packages/py-lightning-lite/package.py
@@ -13,7 +13,7 @@ class PyLightningLite(PythonPackage):
     homepage = "https://github.com/Lightning-AI/lightning"
     pypi = "lightning-lite/lightning-lite-1.8.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.8.0", sha256="a71940409d3d1a5bb20f63716c86a745157ce30100f1c16600dfe33d9b657955")
 
diff --git a/var/spack/repos/builtin/packages/py-lightning-utilities/package.py b/var/spack/repos/builtin/packages/py-lightning-utilities/package.py
index 1c6a0c595a..2e190a5447 100644
--- a/var/spack/repos/builtin/packages/py-lightning-utilities/package.py
+++ b/var/spack/repos/builtin/packages/py-lightning-utilities/package.py
@@ -12,7 +12,7 @@ class PyLightningUtilities(PythonPackage):
     homepage = "https://github.com/Lightning-AI/utilities"
     pypi = "lightning-utilities/lightning-utilities-0.4.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.5.0", sha256="01ef5b7fd50a8b54b849d8621720a65c36c91b374933a8384fb2be3d86cfa8f1")
     version("0.4.2", sha256="dc6696ab180117f7e97b5488dac1d77765ab891022f7521a97a39e10d362bdb8")
diff --git a/var/spack/repos/builtin/packages/py-lineenhancer/package.py b/var/spack/repos/builtin/packages/py-lineenhancer/package.py
index d5beb5874d..d9c7578bbb 100644
--- a/var/spack/repos/builtin/packages/py-lineenhancer/package.py
+++ b/var/spack/repos/builtin/packages/py-lineenhancer/package.py
@@ -12,7 +12,7 @@ class PyLineenhancer(PythonPackage):
     homepage = "https://github.com/MPI-Dortmund/LineEnhancer"
     pypi = "lineenhancer/lineenhancer-1.0.8.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.0.8", sha256="a1c7f2556110135d7298b0002674b669b8bbf23f94d63e3e3db8f17f2fd3efbe")
 
diff --git a/var/spack/repos/builtin/packages/py-llnl-sina/package.py b/var/spack/repos/builtin/packages/py-llnl-sina/package.py
index 30a0f913ed..062be68e54 100644
--- a/var/spack/repos/builtin/packages/py-llnl-sina/package.py
+++ b/var/spack/repos/builtin/packages/py-llnl-sina/package.py
@@ -24,12 +24,12 @@ class PyLlnlSina(PythonPackage):
     git = "https://github.com/LLNL/Sina.git"
 
     # notify when the package is updated.
-    maintainers = [
+    maintainers(
         "HaluskaR",
         "estebanpauli",
         "murray55",
         "doutriaux1",
-    ]
+    )
     version("1.11.0", tag="v1.11.0")
     version("1.10.0", tag="v1.10.0")
 
diff --git a/var/spack/repos/builtin/packages/py-lmodule/package.py b/var/spack/repos/builtin/packages/py-lmodule/package.py
index b90efec93d..48533a5453 100644
--- a/var/spack/repos/builtin/packages/py-lmodule/package.py
+++ b/var/spack/repos/builtin/packages/py-lmodule/package.py
@@ -16,7 +16,7 @@ class PyLmodule(PythonPackage):
     pypi = "lmodule/lmodule-0.1.0.tar.gz"
     git = "https://github.com/buildtesters/lmodule"
 
-    maintainers = ["shahzebsiddiqui"]
+    maintainers("shahzebsiddiqui")
 
     version("0.1.0", sha256="cac8f3dad2df27b10e051b2c56ccbde1fcdd7044af594d13fd2e4144d3d46a29")
 
diff --git a/var/spack/repos/builtin/packages/py-maestrowf/package.py b/var/spack/repos/builtin/packages/py-maestrowf/package.py
index cdc74ff2ce..587d2e77b4 100644
--- a/var/spack/repos/builtin/packages/py-maestrowf/package.py
+++ b/var/spack/repos/builtin/packages/py-maestrowf/package.py
@@ -15,7 +15,7 @@ class PyMaestrowf(PythonPackage):
     git = "https://github.com/LLNL/maestrowf/"
     tags = ["radiuss"]
 
-    maintainers = ["FrankD412"]
+    maintainers("FrankD412")
 
     # git branches
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/py-mapclassify/package.py b/var/spack/repos/builtin/packages/py-mapclassify/package.py
index c0bac8a66b..f35ab23c11 100644
--- a/var/spack/repos/builtin/packages/py-mapclassify/package.py
+++ b/var/spack/repos/builtin/packages/py-mapclassify/package.py
@@ -12,7 +12,7 @@ class PyMapclassify(PythonPackage):
     homepage = "https://github.com/pysal/mapclassify"
     pypi = "mapclassify/mapclassify-2.4.2.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("2.4.2", sha256="bc20954aa433466f5fbc572e3f23b05f9606b59209f40b0ded93ac1ca983d24e")
 
diff --git a/var/spack/repos/builtin/packages/py-markdown-include/package.py b/var/spack/repos/builtin/packages/py-markdown-include/package.py
index 4137d9a931..9d078b2a90 100644
--- a/var/spack/repos/builtin/packages/py-markdown-include/package.py
+++ b/var/spack/repos/builtin/packages/py-markdown-include/package.py
@@ -13,7 +13,7 @@ class PyMarkdownInclude(PythonPackage):
 
     pypi = "markdown-include/markdown-include-0.6.0.tar.gz"
 
-    maintainers = ["wscullin"]
+    maintainers("wscullin")
 
     version("0.6.0", sha256="6f5d680e36f7780c7f0f61dca53ca581bd50d1b56137ddcd6353efafa0c3e4a2")
 
diff --git a/var/spack/repos/builtin/packages/py-marshmallow/package.py b/var/spack/repos/builtin/packages/py-marshmallow/package.py
index 7d9eabb1da..53e9ef2d50 100644
--- a/var/spack/repos/builtin/packages/py-marshmallow/package.py
+++ b/var/spack/repos/builtin/packages/py-marshmallow/package.py
@@ -13,7 +13,7 @@ class PyMarshmallow(PythonPackage):
     homepage = "https://github.com/marshmallow-code/marshmallow"
     pypi = "marshmallow/marshmallow-3.15.0.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("3.15.0", sha256="2aaaab4f01ef4f5a011a21319af9fce17ab13bf28a026d1252adab0e035648d5")
 
diff --git a/var/spack/repos/builtin/packages/py-matplotlib/package.py b/var/spack/repos/builtin/packages/py-matplotlib/package.py
index 001732f51c..11b567d5de 100644
--- a/var/spack/repos/builtin/packages/py-matplotlib/package.py
+++ b/var/spack/repos/builtin/packages/py-matplotlib/package.py
@@ -16,7 +16,7 @@ class PyMatplotlib(PythonPackage):
     homepage = "https://matplotlib.org/"
     pypi = "matplotlib/matplotlib-3.3.2.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
     import_modules = [
         "mpl_toolkits.axes_grid1",
         "mpl_toolkits.axes_grid",
diff --git a/var/spack/repos/builtin/packages/py-md-environ/package.py b/var/spack/repos/builtin/packages/py-md-environ/package.py
index 2f1d2f82b7..27dc28232c 100644
--- a/var/spack/repos/builtin/packages/py-md-environ/package.py
+++ b/var/spack/repos/builtin/packages/py-md-environ/package.py
@@ -12,7 +12,7 @@ class PyMdEnviron(PythonPackage):
 
     pypi = "md-environ/md-environ-0.1.0.tar.gz"
 
-    maintainers = ["wscullin"]
+    maintainers("wscullin")
 
     version("0.1.0", sha256="fe3c2a255af523d6f522831c699336cd71f9d543714067d93206ed35836f1793")
 
diff --git a/var/spack/repos/builtin/packages/py-mercantile/package.py b/var/spack/repos/builtin/packages/py-mercantile/package.py
index c2bcf62e75..68f0692a1f 100644
--- a/var/spack/repos/builtin/packages/py-mercantile/package.py
+++ b/var/spack/repos/builtin/packages/py-mercantile/package.py
@@ -12,7 +12,7 @@ class PyMercantile(PythonPackage):
     homepage = "https://github.com/mapbox/mercantile"
     pypi = "mercantile/mercantile-1.1.6.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.1.6", sha256="0dff4cbc2c92ceca0e0dfbb3dc74392a96d33cfa29afb1bdfcc80283d3ef4207")
 
diff --git a/var/spack/repos/builtin/packages/py-meson-python/package.py b/var/spack/repos/builtin/packages/py-meson-python/package.py
index 9779dd4ab8..15a978a46e 100644
--- a/var/spack/repos/builtin/packages/py-meson-python/package.py
+++ b/var/spack/repos/builtin/packages/py-meson-python/package.py
@@ -12,7 +12,7 @@ class PyMesonPython(PythonPackage):
     homepage = "https://github.com/mesonbuild/meson-python"
     pypi = "meson_python/meson_python-0.7.0.tar.gz"
 
-    maintainers = ["eli-schwartz", "adamjstewart", "rgommers"]
+    maintainers("eli-schwartz", "adamjstewart", "rgommers")
 
     version("0.12.0", sha256="8cb159a8093a2e73cfa897f8092ec93b74e3842f94dff7fde381c6fe0e0b064d")
     version("0.11.0", sha256="110258837c2ffe762f5f855c7ea5385f1edd44074e93a0f317ffefc7aab42b09")
diff --git a/var/spack/repos/builtin/packages/py-metpy/package.py b/var/spack/repos/builtin/packages/py-metpy/package.py
index ed04d0151c..88db214a0c 100644
--- a/var/spack/repos/builtin/packages/py-metpy/package.py
+++ b/var/spack/repos/builtin/packages/py-metpy/package.py
@@ -12,7 +12,7 @@ class PyMetpy(PythonPackage):
 
     homepage = "https://github.com/Unidata/MetPy"
     pypi = "MetPy/MetPy-1.0.1.tar.gz"
-    maintainers = ["dopplershift"]
+    maintainers("dopplershift")
 
     # Importing 'metpy.io' results in downloads, so skip it.
     # https://github.com/Unidata/MetPy/issues/1888
diff --git a/var/spack/repos/builtin/packages/py-mrcfile/package.py b/var/spack/repos/builtin/packages/py-mrcfile/package.py
index 31246db363..9279131197 100644
--- a/var/spack/repos/builtin/packages/py-mrcfile/package.py
+++ b/var/spack/repos/builtin/packages/py-mrcfile/package.py
@@ -13,7 +13,7 @@ class PyMrcfile(PythonPackage):
     homepage = "https://github.com/ccpem/mrcfile/"
     url = "https://github.com/ccpem/mrcfile/archive/refs/tags/v1.3.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.3.0", sha256="034f1868abf87f4e494b8b039030b50045cabccf352b8b3e88a6bd3a6d665715")
 
diff --git a/var/spack/repos/builtin/packages/py-mxfold2/package.py b/var/spack/repos/builtin/packages/py-mxfold2/package.py
index 86961eed18..1d44fbbfb5 100644
--- a/var/spack/repos/builtin/packages/py-mxfold2/package.py
+++ b/var/spack/repos/builtin/packages/py-mxfold2/package.py
@@ -13,7 +13,7 @@ class PyMxfold2(PythonPackage):
     homepage = "https://github.com/keio-bioinformatics/mxfold2"
     url = "https://github.com/keio-bioinformatics/mxfold2/releases/download/v0.1.1/mxfold2-0.1.1.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.1", sha256="9f39c6ff4138212d1ad2639005f5c05ffb4df0f7e22f5e7ad49466a05aa047e5")
 
diff --git a/var/spack/repos/builtin/packages/py-mypy/package.py b/var/spack/repos/builtin/packages/py-mypy/package.py
index f4acbe4d54..45409e3f70 100644
--- a/var/spack/repos/builtin/packages/py-mypy/package.py
+++ b/var/spack/repos/builtin/packages/py-mypy/package.py
@@ -12,7 +12,7 @@ class PyMypy(PythonPackage):
     homepage = "http://www.mypy-lang.org/"
     pypi = "mypy/mypy-0.740.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.991", sha256="3c0165ba8f354a6d9881809ef29f1a9318a236a6d81c690094c5df32107bde06")
     version("0.990", sha256="72382cb609142dba3f04140d016c94b4092bc7b4d98ca718740dc989e5271b8d")
diff --git a/var/spack/repos/builtin/packages/py-neovim-remote/package.py b/var/spack/repos/builtin/packages/py-neovim-remote/package.py
index ca19f7d534..8d4596957b 100644
--- a/var/spack/repos/builtin/packages/py-neovim-remote/package.py
+++ b/var/spack/repos/builtin/packages/py-neovim-remote/package.py
@@ -12,7 +12,7 @@ class PyNeovimRemote(PythonPackage):
     homepage = "https://github.com/mhinz/neovim-remote"
     pypi = "neovim-remote/neovim-remote-2.4.0.tar.gz"
 
-    maintainers = ["trws"]
+    maintainers("trws")
 
     version("2.4.0", sha256="f199ebb61c3decf462feed4e7d467094ed38d8afaf43620736b5983a12fe2427")
 
diff --git a/var/spack/repos/builtin/packages/py-netaddr/package.py b/var/spack/repos/builtin/packages/py-netaddr/package.py
index d52a75ed69..cccca0f896 100644
--- a/var/spack/repos/builtin/packages/py-netaddr/package.py
+++ b/var/spack/repos/builtin/packages/py-netaddr/package.py
@@ -12,7 +12,7 @@ class PyNetaddr(PythonPackage):
     homepage = "https://netaddr.readthedocs.io/en/latest/"
     pypi = "netaddr/netaddr-0.8.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.8.0", sha256="d6cc57c7a07b1d9d2e917aa8b36ae8ce61c35ba3fcd1b83ca31c5a0ee2b5a243")
 
diff --git a/var/spack/repos/builtin/packages/py-netcdf4/package.py b/var/spack/repos/builtin/packages/py-netcdf4/package.py
index 794e91614c..54dd16f5a6 100644
--- a/var/spack/repos/builtin/packages/py-netcdf4/package.py
+++ b/var/spack/repos/builtin/packages/py-netcdf4/package.py
@@ -12,7 +12,7 @@ class PyNetcdf4(PythonPackage):
     homepage = "https://github.com/Unidata/netcdf4-python"
     pypi = "netCDF4/netCDF4-1.2.7.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("1.5.8", sha256="ca3d468f4812c0999df86e3f428851fb0c17ac34ce0827115c246b0b690e4e84")
     version("1.5.3", sha256="2a3ca855848f4bbf07fac366da77a681fcead18c0a8813d91d46302f562dc3be")
diff --git a/var/spack/repos/builtin/packages/py-networkit/package.py b/var/spack/repos/builtin/packages/py-networkit/package.py
index df052dee43..b3a337455f 100644
--- a/var/spack/repos/builtin/packages/py-networkit/package.py
+++ b/var/spack/repos/builtin/packages/py-networkit/package.py
@@ -20,7 +20,7 @@ class PyNetworkit(PythonPackage):
     homepage = "https://networkit.github.io/"
     pypi = "networkit/networkit-6.1.tar.gz"
 
-    maintainers = ["fabratu"]
+    maintainers("fabratu")
 
     version("9.0", sha256="e27872d0d6a8a0a1ba862b0dab6adb4f0046fe6b20d3c47863075d1ee70226d3")
     version("8.1", sha256="5ff9e61496259280df4f913b1e37f51ca6f94974c4b9f623851f4d518f5ce0d5")
diff --git a/var/spack/repos/builtin/packages/py-numpy/package.py b/var/spack/repos/builtin/packages/py-numpy/package.py
index ad908910cb..aad372434c 100644
--- a/var/spack/repos/builtin/packages/py-numpy/package.py
+++ b/var/spack/repos/builtin/packages/py-numpy/package.py
@@ -20,7 +20,7 @@ class PyNumpy(PythonPackage):
     pypi = "numpy/numpy-1.23.0.tar.gz"
     git = "https://github.com/numpy/numpy.git"
 
-    maintainers = ["adamjstewart", "rgommers"]
+    maintainers("adamjstewart", "rgommers")
 
     version("main", branch="main")
     version("1.24.1", sha256="2386da9a471cc00a1f47845e27d916d5ec5346ae9696e01a8a34760858fe9dd2")
diff --git a/var/spack/repos/builtin/packages/py-nvidia-dali/package.py b/var/spack/repos/builtin/packages/py-nvidia-dali/package.py
index 5e16d0b489..715d082544 100644
--- a/var/spack/repos/builtin/packages/py-nvidia-dali/package.py
+++ b/var/spack/repos/builtin/packages/py-nvidia-dali/package.py
@@ -16,7 +16,7 @@ class PyNvidiaDali(PythonPackage):
     homepage = "https://developer.nvidia.com/dali"
     url = "https://developer.download.nvidia.com/compute/redist/"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     system = platform.system().lower()
     arch = platform.machine()
diff --git a/var/spack/repos/builtin/packages/py-omegaconf/package.py b/var/spack/repos/builtin/packages/py-omegaconf/package.py
index 058cba8982..bfb16b0dd4 100644
--- a/var/spack/repos/builtin/packages/py-omegaconf/package.py
+++ b/var/spack/repos/builtin/packages/py-omegaconf/package.py
@@ -15,7 +15,7 @@ class PyOmegaconf(PythonPackage):
     homepage = "https://github.com/omry/omegaconf"
     pypi = "omegaconf/omegaconf-2.3.0.tar.gz"
 
-    maintainers = ["calebrob6"]
+    maintainers("calebrob6")
 
     version("2.3.0", sha256="d5d4b6d29955cc50ad50c46dc269bcd92c6e00f5f90d23ab5fee7bfca4ba4cc7")
     version("2.1.0", sha256="a08aec03a63c66449b550b85d70238f4dee9c6c4a0541d6a98845dcfeb12439d")
diff --git a/var/spack/repos/builtin/packages/py-openmc/package.py b/var/spack/repos/builtin/packages/py-openmc/package.py
index baa51f03d0..bef5e97cd2 100644
--- a/var/spack/repos/builtin/packages/py-openmc/package.py
+++ b/var/spack/repos/builtin/packages/py-openmc/package.py
@@ -19,7 +19,7 @@ class PyOpenmc(PythonPackage):
     homepage = "https://docs.openmc.org/"
     url = "https://github.com/openmc-dev/openmc/tarball/v0.13.2"
     git = "https://github.com/openmc-dev/openmc.git"
-    maintainers = ["paulromano"]
+    maintainers("paulromano")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/py-openpmd-validator/package.py b/var/spack/repos/builtin/packages/py-openpmd-validator/package.py
index 100eeb9540..d7f3e487ab 100644
--- a/var/spack/repos/builtin/packages/py-openpmd-validator/package.py
+++ b/var/spack/repos/builtin/packages/py-openpmd-validator/package.py
@@ -15,7 +15,7 @@ class PyOpenpmdValidator(PythonPackage):
     git = "https://github.com/openPMD/openPMD-validator.git"
     pypi = "openPMD-validator/openPMD-validator-1.1.0.3.tar.gz"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("1.1.0.3", sha256="b2e57123c1dc09cdc121011d007e30fab82b3d21732d02e4f1ba919b24345810")
     version("1.1.0.2", sha256="6ac6e2860351d9940821ca6f3b44ab63629e0bd06f6984225c55830c3e58b83c")
diff --git a/var/spack/repos/builtin/packages/py-openpmd-viewer/package.py b/var/spack/repos/builtin/packages/py-openpmd-viewer/package.py
index f6dbbb1a30..481af0cebb 100644
--- a/var/spack/repos/builtin/packages/py-openpmd-viewer/package.py
+++ b/var/spack/repos/builtin/packages/py-openpmd-viewer/package.py
@@ -13,7 +13,7 @@ class PyOpenpmdViewer(PythonPackage):
     git = "https://github.com/openPMD/openPMD-viewer.git"
     pypi = "openPMD-viewer/openPMD-viewer-1.2.0.tar.gz"
 
-    maintainers = ["RemiLehe", "ax3l"]
+    maintainers("RemiLehe", "ax3l")
 
     version("1.4.0", sha256="53b4c10a508a012b9609f079a1d419aaeac769852117c676faf43e6cd9369f8b")
     version("1.3.0", sha256="236c065a37881fcb7603efde0bf2d61acc355a8acc595bebc3d6b9d03251b081")
diff --git a/var/spack/repos/builtin/packages/py-opentuner/package.py b/var/spack/repos/builtin/packages/py-opentuner/package.py
index 6c280cda0f..9f1248c7e6 100644
--- a/var/spack/repos/builtin/packages/py-opentuner/package.py
+++ b/var/spack/repos/builtin/packages/py-opentuner/package.py
@@ -12,7 +12,7 @@ class PyOpentuner(PythonPackage):
     homepage = "http://opentuner.org/"
     git = "https://github.com/jansel/opentuner.git"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("0.8.7", commit="070c5ce")
     version("0.8.2", commit="8e720a2")
diff --git a/var/spack/repos/builtin/packages/py-opppy/package.py b/var/spack/repos/builtin/packages/py-opppy/package.py
index 00049f50ad..00c66d4429 100644
--- a/var/spack/repos/builtin/packages/py-opppy/package.py
+++ b/var/spack/repos/builtin/packages/py-opppy/package.py
@@ -14,7 +14,7 @@ class PyOpppy(PythonPackage):
     homepage = "https://github.com/lanl/opppy"
     url = "https://github.com/lanl/OPPPY/archive/opppy-0_1_2.tar.gz"
     git = "https://github.com/lanl/opppy.git"
-    maintainers = ["clevelam"]
+    maintainers("clevelam")
 
     version("master", branch="master")
     version("0_1_5", sha256="d9df166d347c18d4f145059b4c2fb23dbfbecf0dd5a3398f29e52d3e261844b0")
diff --git a/var/spack/repos/builtin/packages/py-os-service-types/package.py b/var/spack/repos/builtin/packages/py-os-service-types/package.py
index 1abc1fa5a2..445874526f 100644
--- a/var/spack/repos/builtin/packages/py-os-service-types/package.py
+++ b/var/spack/repos/builtin/packages/py-os-service-types/package.py
@@ -12,7 +12,7 @@ class PyOsServiceTypes(PythonPackage):
     homepage = "https://docs.openstack.org/os-service-types/"
     pypi = "os-service-types/os-service-types-1.7.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("1.7.0", sha256="31800299a82239363995b91f1ebf9106ac7758542a1e4ef6dc737a5932878c6c")
 
diff --git a/var/spack/repos/builtin/packages/py-oslo-config/package.py b/var/spack/repos/builtin/packages/py-oslo-config/package.py
index 8bb2cb2970..3331dabcc2 100644
--- a/var/spack/repos/builtin/packages/py-oslo-config/package.py
+++ b/var/spack/repos/builtin/packages/py-oslo-config/package.py
@@ -15,7 +15,7 @@ class PyOsloConfig(PythonPackage):
     homepage = "https://docs.openstack.org/oslo.config/"
     pypi = "oslo.config/oslo.config-8.7.1.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("8.7.1", sha256="a0c346d778cdc8870ab945e438bea251b5f45fae05d6d99dfe4953cca2277b60")
 
diff --git a/var/spack/repos/builtin/packages/py-oslo-i18n/package.py b/var/spack/repos/builtin/packages/py-oslo-i18n/package.py
index 2b3c8e9657..d9159beaf0 100644
--- a/var/spack/repos/builtin/packages/py-oslo-i18n/package.py
+++ b/var/spack/repos/builtin/packages/py-oslo-i18n/package.py
@@ -16,7 +16,7 @@ class PyOsloI18n(PythonPackage):
     homepage = "https://docs.openstack.org/oslo.i18n"
     pypi = "oslo.i18n/oslo.i18n-5.0.1.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("5.0.1", sha256="3484b71e30f75c437523302d1151c291caf4098928269ceec65ce535456e035b")
 
diff --git a/var/spack/repos/builtin/packages/py-oslo-serialization/package.py b/var/spack/repos/builtin/packages/py-oslo-serialization/package.py
index 0f4b2d9c00..6c758e4691 100644
--- a/var/spack/repos/builtin/packages/py-oslo-serialization/package.py
+++ b/var/spack/repos/builtin/packages/py-oslo-serialization/package.py
@@ -15,7 +15,7 @@ class PyOsloSerialization(PythonPackage):
     homepage = "https://docs.openstack.org/oslo.serialization/"
     pypi = "oslo.serialization/oslo.serialization-4.1.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("4.1.0", sha256="cecc7794df806c85cb70dbd6c2b3af19bc68047ad29e3c6442be90a0a4de5379")
 
diff --git a/var/spack/repos/builtin/packages/py-oslo-utils/package.py b/var/spack/repos/builtin/packages/py-oslo-utils/package.py
index 925f5b15aa..ad60a172e0 100644
--- a/var/spack/repos/builtin/packages/py-oslo-utils/package.py
+++ b/var/spack/repos/builtin/packages/py-oslo-utils/package.py
@@ -16,7 +16,7 @@ class PyOsloUtils(PythonPackage):
     homepage = "https://docs.openstack.org/oslo.utils/"
     pypi = "oslo.utils/oslo.utils-4.9.2.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("4.9.2", sha256="20db285734ff6c3b50d5a6afcb2790ade0c7ba02fbc876feed43733f2c41a5c9")
 
diff --git a/var/spack/repos/builtin/packages/py-pandas/package.py b/var/spack/repos/builtin/packages/py-pandas/package.py
index 76453695bf..4aff5aea45 100644
--- a/var/spack/repos/builtin/packages/py-pandas/package.py
+++ b/var/spack/repos/builtin/packages/py-pandas/package.py
@@ -15,7 +15,7 @@ class PyPandas(PythonPackage):
     homepage = "https://pandas.pydata.org/"
     pypi = "pandas/pandas-1.2.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.5.3", sha256="74a3fd7e5a7ec052f183273dc7b0acd3a863edf7520f5d3a1765c04ffdb3b0b1")
     version("1.5.2", sha256="220b98d15cee0b2cd839a6358bd1f273d0356bf964c1a1aeb32d47db0215488b")
diff --git a/var/spack/repos/builtin/packages/py-param/package.py b/var/spack/repos/builtin/packages/py-param/package.py
index 1d80cec7a9..d6ea624d35 100644
--- a/var/spack/repos/builtin/packages/py-param/package.py
+++ b/var/spack/repos/builtin/packages/py-param/package.py
@@ -15,7 +15,7 @@ class PyParam(PythonPackage):
     homepage = "https://param.holoviz.org/"
     pypi = "param/param-1.12.0.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("1.12.0", sha256="35d0281c8e3beb6dd469f46ff0b917752a54bed94d1b0c567346c76d0ff59c4a")
 
diff --git a/var/spack/repos/builtin/packages/py-parsl/package.py b/var/spack/repos/builtin/packages/py-parsl/package.py
index 9c0fac1ac3..4a66387dc5 100644
--- a/var/spack/repos/builtin/packages/py-parsl/package.py
+++ b/var/spack/repos/builtin/packages/py-parsl/package.py
@@ -14,7 +14,7 @@ class PyParsl(PythonPackage):
     homepage = "https://github.com/Parsl/parsl"
     url = "https://github.com/Parsl/parsl/archive/refs/tags/1.1.0.tar.gz"
 
-    maintainers = ["hategan"]
+    maintainers("hategan")
 
     version("1.1.0", sha256="6a623d3550329f028775950d23a2cafcb0f82b199f15940180410604aa5d102c")
 
diff --git a/var/spack/repos/builtin/packages/py-particle/package.py b/var/spack/repos/builtin/packages/py-particle/package.py
index 223ee122dd..5a73d2f3dc 100644
--- a/var/spack/repos/builtin/packages/py-particle/package.py
+++ b/var/spack/repos/builtin/packages/py-particle/package.py
@@ -15,7 +15,7 @@ class PyParticle(PythonPackage):
     pypi = "particle/particle-0.11.0.tar.gz"
     homepage = "https://github.com/scikit-hep/particle"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/py-pathtools/package.py b/var/spack/repos/builtin/packages/py-pathtools/package.py
index 2efca985a6..9b8c5e6a7c 100644
--- a/var/spack/repos/builtin/packages/py-pathtools/package.py
+++ b/var/spack/repos/builtin/packages/py-pathtools/package.py
@@ -12,7 +12,7 @@ class PyPathtools(PythonPackage):
     homepage = "https://github.com/gorakhargosh/pathtools"
     pypi = "pathtools/pathtools-0.1.2.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.2", sha256="7c35c5421a39bb82e58018febd90e3b6e5db34c5443aaaf742b3f33d4655f1c0")
 
diff --git a/var/spack/repos/builtin/packages/py-pennylane/package.py b/var/spack/repos/builtin/packages/py-pennylane/package.py
index c91bcc85be..4b2332847e 100644
--- a/var/spack/repos/builtin/packages/py-pennylane/package.py
+++ b/var/spack/repos/builtin/packages/py-pennylane/package.py
@@ -13,7 +13,7 @@ class PyPennylane(PythonPackage):
     homepage = "https://github.com/XanaduAI/pennylane"
     pypi = "PennyLane/PennyLane-0.28.0.tar.gz"
 
-    maintainers = PythonPackage.maintainers + ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     version("0.28.0", sha256="2a6100c00277c1eb59eab6856cdad7b1237e9d1fbda98b1e15020bd5a64b10a8")
 
diff --git a/var/spack/repos/builtin/packages/py-petastorm/package.py b/var/spack/repos/builtin/packages/py-petastorm/package.py
index 67357e678d..d99acf1e0b 100644
--- a/var/spack/repos/builtin/packages/py-petastorm/package.py
+++ b/var/spack/repos/builtin/packages/py-petastorm/package.py
@@ -14,7 +14,7 @@ class PyPetastorm(PythonPackage):
     homepage = "https://github.com/uber/petastorm"
     url = "https://github.com/uber/petastorm/archive/refs/tags/v0.11.4.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.12.0", sha256="79b98b87a619f34ca96a3dd42670506ce9439d321b3aab356cdf7edac8ff5c5c")
     version("0.11.4", sha256="7090dfc86f110e641d95798bcc75f8b1ca14cd56ed3feef491baaa6849629e51")
diff --git a/var/spack/repos/builtin/packages/py-petsc4py/package.py b/var/spack/repos/builtin/packages/py-petsc4py/package.py
index 361d1f47fe..aee95bb97f 100644
--- a/var/spack/repos/builtin/packages/py-petsc4py/package.py
+++ b/var/spack/repos/builtin/packages/py-petsc4py/package.py
@@ -13,7 +13,7 @@ class PyPetsc4py(PythonPackage):
     url = "https://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc4py-3.15.0.tar.gz"
     git = "https://gitlab.com/petsc/petsc.git"
 
-    maintainers = ["balay"]
+    maintainers("balay")
 
     version("main", branch="main")
     version("3.18.3", sha256="853ab9620c4832cbfe1f490edde827a505c8a376cc1a7b4fa6406faac9059433")
diff --git a/var/spack/repos/builtin/packages/py-photutils/package.py b/var/spack/repos/builtin/packages/py-photutils/package.py
index 8b8fa05ce3..1cf674d9e1 100644
--- a/var/spack/repos/builtin/packages/py-photutils/package.py
+++ b/var/spack/repos/builtin/packages/py-photutils/package.py
@@ -17,7 +17,7 @@ class PyPhotutils(PythonPackage):
 
     version("1.5.0", sha256="014f7aa5a571401094d5cf9ffb57803b48869233feb80476ce377ecb91113689")
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     # From setup.cfg
     depends_on("python@3.8:", type=("build", "run"))
diff --git a/var/spack/repos/builtin/packages/py-picmistandard/package.py b/var/spack/repos/builtin/packages/py-picmistandard/package.py
index ead3632fb2..ab7340a374 100644
--- a/var/spack/repos/builtin/packages/py-picmistandard/package.py
+++ b/var/spack/repos/builtin/packages/py-picmistandard/package.py
@@ -13,7 +13,7 @@ class PyPicmistandard(PythonPackage):
     git = "https://github.com/picmi-standard/picmi.git"
     pypi = "picmistandard/picmistandard-0.0.18.tar.gz"
 
-    maintainers = ["ax3l", "dpgrote", "RemiLehe"]
+    maintainers("ax3l", "dpgrote", "RemiLehe")
 
     version("develop", branch="master")
     version("0.0.22", sha256="e234a431274254b22cd70be64d6555b383d98426b2763ea0c174cf77bf4d0890")
diff --git a/var/spack/repos/builtin/packages/py-picrust2/package.py b/var/spack/repos/builtin/packages/py-picrust2/package.py
index e9b8ad6741..ec0bea2839 100644
--- a/var/spack/repos/builtin/packages/py-picrust2/package.py
+++ b/var/spack/repos/builtin/packages/py-picrust2/package.py
@@ -13,7 +13,7 @@ class PyPicrust2(PythonPackage):
     homepage = "https://github.com/picrust/picrust2"
     url = "https://github.com/picrust/picrust2/archive/v2.3.0-b.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2.3.0-b", sha256="ac12c372bc263e750d9101eca0cd0e57de37089b661fa1a13caf5a544d293737")
     version("2.2.0-b", sha256="c41e1f487b33179f4aecede50cfd8b652aa3cef2ea1ae5fd022f531c7d549097")
diff --git a/var/spack/repos/builtin/packages/py-pillow/package.py b/var/spack/repos/builtin/packages/py-pillow/package.py
index 2bc9e8c1d9..3fd92fb9c3 100644
--- a/var/spack/repos/builtin/packages/py-pillow/package.py
+++ b/var/spack/repos/builtin/packages/py-pillow/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class PyPillowBase(PythonPackage):
     """Base class for Pillow and its fork Pillow-SIMD."""
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     provides("pil")
 
diff --git a/var/spack/repos/builtin/packages/py-pip/package.py b/var/spack/repos/builtin/packages/py-pip/package.py
index 7dec4f26f7..4c56849c39 100644
--- a/var/spack/repos/builtin/packages/py-pip/package.py
+++ b/var/spack/repos/builtin/packages/py-pip/package.py
@@ -15,7 +15,7 @@ class PyPip(Package, PythonExtension):
     url = "https://files.pythonhosted.org/packages/py3/p/pip/pip-20.2-py3-none-any.whl"
     list_url = "https://pypi.org/simple/pip/"
 
-    maintainers = ["adamjstewart", "pradyunsg"]
+    maintainers("adamjstewart", "pradyunsg")
 
     version(
         "22.2.2",
diff --git a/var/spack/repos/builtin/packages/py-promise/package.py b/var/spack/repos/builtin/packages/py-promise/package.py
index bb3881641d..40cb0bb4b2 100644
--- a/var/spack/repos/builtin/packages/py-promise/package.py
+++ b/var/spack/repos/builtin/packages/py-promise/package.py
@@ -15,7 +15,7 @@ class PyPromise(PythonPackage):
     homepage = "https://github.com/syrusakbary/promise"
     pypi = "promise/promise-2.3.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2.3", sha256="dfd18337c523ba4b6a58801c164c1904a9d4d1b1747c7d5dbf45b693a49d93d0")
 
diff --git a/var/spack/repos/builtin/packages/py-psij-python/package.py b/var/spack/repos/builtin/packages/py-psij-python/package.py
index 1a46c12cbf..657d0ec6ad 100644
--- a/var/spack/repos/builtin/packages/py-psij-python/package.py
+++ b/var/spack/repos/builtin/packages/py-psij-python/package.py
@@ -14,7 +14,7 @@ class PyPsijPython(PythonPackage):
     git = "https://github.com/exaworks/psij-python.git"
     pypi = "psij-python/psij-python-0.1.0.post2.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version(
         "0.1.0.post2", sha256="78f4fb147248be479aa6128b583dff9052698c49f36c6e9811b4c3f9db326043"
diff --git a/var/spack/repos/builtin/packages/py-pspamm/package.py b/var/spack/repos/builtin/packages/py-pspamm/package.py
index 02053a5c3e..8b73946e14 100644
--- a/var/spack/repos/builtin/packages/py-pspamm/package.py
+++ b/var/spack/repos/builtin/packages/py-pspamm/package.py
@@ -13,7 +13,7 @@ class PyPspamm(PythonPackage):
     homepage = "https://github.com/SeisSol/PSpaMM/blob/master/README.md"
     git = "https://github.com/SeisSol/PSpaMM.git"
 
-    maintainers = ["ravil-mobile"]
+    maintainers("ravil-mobile")
 
     version("develop", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/py-pulp/package.py b/var/spack/repos/builtin/packages/py-pulp/package.py
index f2fdac5bd7..49382d6592 100644
--- a/var/spack/repos/builtin/packages/py-pulp/package.py
+++ b/var/spack/repos/builtin/packages/py-pulp/package.py
@@ -14,7 +14,7 @@ class PyPulp(PythonPackage):
     homepage = "https://github.com/coin-or/pulp"
     pypi = "PuLP/PuLP-2.6.0.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("2.6.0", "4b4f7e1e954453e1b233720be23aea2f10ff068a835ac10c090a93d8e2eb2e8d")
 
diff --git a/var/spack/repos/builtin/packages/py-pyaestro/package.py b/var/spack/repos/builtin/packages/py-pyaestro/package.py
index 7f91870863..c7b8e1971c 100644
--- a/var/spack/repos/builtin/packages/py-pyaestro/package.py
+++ b/var/spack/repos/builtin/packages/py-pyaestro/package.py
@@ -14,7 +14,7 @@ class PyPyaestro(PythonPackage):
     pypi = "pyaestro/pyaestro-0.0.1a2.tar.gz"
     git = "https://github.com/FrankD412/pyaestro"
 
-    maintainers = ["FrankD412"]
+    maintainers("FrankD412")
 
     # git branches
     version("main", branch="main")
diff --git a/var/spack/repos/builtin/packages/py-pyamg/package.py b/var/spack/repos/builtin/packages/py-pyamg/package.py
index d8f036cc3b..0adabf5621 100644
--- a/var/spack/repos/builtin/packages/py-pyamg/package.py
+++ b/var/spack/repos/builtin/packages/py-pyamg/package.py
@@ -14,7 +14,7 @@ class PyPyamg(PythonPackage):
     url = "https://github.com/pyamg/pyamg/archive/refs/tags/v4.0.0.zip"
 
     # A list of GitHub accounts to notify when the package is updated.
-    maintainers = ["benc303"]
+    maintainers("benc303")
 
     version("4.2.3", sha256="dcf23808e0e8edf177fc4f71a6b36e0823ffb117137a33a9eee14b391ddbb733")
     version("4.1.0", sha256="9e340aef5da11280a1e28f28deeaac390f408e38ee0357d0fdbb77503747bbc4")
diff --git a/var/spack/repos/builtin/packages/py-pyaml/package.py b/var/spack/repos/builtin/packages/py-pyaml/package.py
index aa8ee39526..540472454f 100644
--- a/var/spack/repos/builtin/packages/py-pyaml/package.py
+++ b/var/spack/repos/builtin/packages/py-pyaml/package.py
@@ -10,7 +10,7 @@ class PyPyaml(PythonPackage):
     """PyYAML-based python module to produce pretty and readable
     YAML-serialized data."""
 
-    maintainers = ["Kerilk", "liuyangzhuan"]
+    maintainers("Kerilk", "liuyangzhuan")
 
     homepage = "https://github.com/mk-fg/pretty-yaml"
     pypi = "pyaml/pyaml-21.8.3.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-pybind11/package.py b/var/spack/repos/builtin/packages/py-pybind11/package.py
index 6f334145a6..2b650c0b1e 100644
--- a/var/spack/repos/builtin/packages/py-pybind11/package.py
+++ b/var/spack/repos/builtin/packages/py-pybind11/package.py
@@ -24,7 +24,7 @@ class PyPybind11(CMakePackage, PythonExtension):
     url = "https://github.com/pybind/pybind11/archive/refs/tags/v2.10.1.tar.gz"
     git = "https://github.com/pybind/pybind11.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("master", branch="master")
     version("2.10.1", sha256="111014b516b625083bef701df7880f78c2243835abdb263065b6b59b960b6bad")
diff --git a/var/spack/repos/builtin/packages/py-pycompadre/package.py b/var/spack/repos/builtin/packages/py-pycompadre/package.py
index 1e6e215ec4..e205b8ef92 100644
--- a/var/spack/repos/builtin/packages/py-pycompadre/package.py
+++ b/var/spack/repos/builtin/packages/py-pycompadre/package.py
@@ -18,7 +18,7 @@ class PyPycompadre(PythonPackage):
     homepage = "https://github.com/SNLComputation/compadre"
     git = "https://github.com/SNLComputation/compadre.git"
     url = "https://github.com/SNLComputation/compadre/archive/v1.3.0.tar.gz"
-    maintainers = ["kuberry"]
+    maintainers("kuberry")
 
     version("master", branch="master", preferred=True)
 
diff --git a/var/spack/repos/builtin/packages/py-pyct/package.py b/var/spack/repos/builtin/packages/py-pyct/package.py
index 0a9ba7a51e..e83383cf1b 100644
--- a/var/spack/repos/builtin/packages/py-pyct/package.py
+++ b/var/spack/repos/builtin/packages/py-pyct/package.py
@@ -12,7 +12,7 @@ class PyPyct(PythonPackage):
 
     pypi = "pyct/pyct-0.4.8.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("0.4.8", sha256="23d7525b5a1567535c093aea4b9c33809415aa5f018dd77f6eb738b1226df6f7")
 
diff --git a/var/spack/repos/builtin/packages/py-pydocstyle/package.py b/var/spack/repos/builtin/packages/py-pydocstyle/package.py
index 3fae3f639c..30d19db3f0 100644
--- a/var/spack/repos/builtin/packages/py-pydocstyle/package.py
+++ b/var/spack/repos/builtin/packages/py-pydocstyle/package.py
@@ -12,7 +12,7 @@ class PyPydocstyle(PythonPackage):
     homepage = "https://github.com/PyCQA/pydocstyle/"
     pypi = "pydocstyle/pydocstyle-6.1.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("6.2.1", sha256="5ddccabe3c9555d4afaabdba909ca2de4fa24ac31e2eede4ab3d528a4bcadd52")
     version("6.2.0", sha256="b2d280501a4c0d9feeb96e9171dc3f6f7d0064c55270f4c7b1baa18452019fd9")
diff --git a/var/spack/repos/builtin/packages/py-pyerfa/package.py b/var/spack/repos/builtin/packages/py-pyerfa/package.py
index 5bf1a76d4e..8da80c5142 100644
--- a/var/spack/repos/builtin/packages/py-pyerfa/package.py
+++ b/var/spack/repos/builtin/packages/py-pyerfa/package.py
@@ -18,7 +18,7 @@ class PyPyerfa(PythonPackage):
     homepage = "https://github.com/liberfa/pyerfa"
     pypi = "pyerfa/pyerfa-2.0.0.1.tar.gz"
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     version("2.0.0.1", sha256="2fd4637ffe2c1e6ede7482c13f583ba7c73119d78bef90175448ce506a0ede30")
 
diff --git a/var/spack/repos/builtin/packages/py-pyfr/package.py b/var/spack/repos/builtin/packages/py-pyfr/package.py
index 60f2a770ae..b48339ec16 100644
--- a/var/spack/repos/builtin/packages/py-pyfr/package.py
+++ b/var/spack/repos/builtin/packages/py-pyfr/package.py
@@ -15,7 +15,7 @@ class PyPyfr(PythonPackage, CudaPackage, ROCmPackage):
     homepage = "http://www.pyfr.org/"
     pypi = "pyfr/pyfr-1.13.0.tar.gz"
     git = "https://github.com/PyFR/PyFR/"
-    maintainers = ["MichaelLaufer"]
+    maintainers("MichaelLaufer")
 
     # git branches
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/py-pygelf/package.py b/var/spack/repos/builtin/packages/py-pygelf/package.py
index a601e46eb0..2d99373a68 100644
--- a/var/spack/repos/builtin/packages/py-pygelf/package.py
+++ b/var/spack/repos/builtin/packages/py-pygelf/package.py
@@ -14,7 +14,7 @@ class PyPygelf(PythonPackage):
     pypi = "pygelf/pygelf-0.3.6.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["victorusu", "vkarak"]
+    maintainers("victorusu", "vkarak")
 
     version("0.4.0", sha256="3693da38794561d42b0556a78af7dcb22d92ea450125577e58089ab89a890ee5")
     version("0.3.6", sha256="3e5bc59e3b5a754556a76ff2c69fcf2003218ad7b5ff8417482fa1f6a7eba5f9")
diff --git a/var/spack/repos/builtin/packages/py-pygeos/package.py b/var/spack/repos/builtin/packages/py-pygeos/package.py
index e3730fad41..3c867e3d11 100644
--- a/var/spack/repos/builtin/packages/py-pygeos/package.py
+++ b/var/spack/repos/builtin/packages/py-pygeos/package.py
@@ -16,7 +16,7 @@ class PyPygeos(PythonPackage):
     homepage = "https://github.com/pygeos/pygeos"
     pypi = "pygeos/pygeos-0.8.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.10", sha256="8ad4703cf8f983a6878a885765be975709a2fe300e54bc6c8623ddbca4903b6c")
     version("0.9", sha256="c0584b20e95f80ee57277a6eb1e5d7f86600f8b1ef3c627d238e243afdcc0cc7")
diff --git a/var/spack/repos/builtin/packages/py-pygraphviz/package.py b/var/spack/repos/builtin/packages/py-pygraphviz/package.py
index c4e2f55b5c..979fdd3f71 100644
--- a/var/spack/repos/builtin/packages/py-pygraphviz/package.py
+++ b/var/spack/repos/builtin/packages/py-pygraphviz/package.py
@@ -12,7 +12,7 @@ class PyPygraphviz(PythonPackage):
     homepage = "https://pygraphviz.github.io/"
     pypi = "pygraphviz/pygraphviz-1.7.zip"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("1.10", sha256="457e093a888128903251a266a8cc16b4ba93f3f6334b3ebfed92c7471a74d867")
     version("1.7", sha256="a7bec6609f37cf1e64898c59f075afd659106cf9356c5f387cecaa2e0cdb2304")
diff --git a/var/spack/repos/builtin/packages/py-pykokkos-base/package.py b/var/spack/repos/builtin/packages/py-pykokkos-base/package.py
index beb18be6b9..f6885ca1b6 100644
--- a/var/spack/repos/builtin/packages/py-pykokkos-base/package.py
+++ b/var/spack/repos/builtin/packages/py-pykokkos-base/package.py
@@ -14,7 +14,7 @@ class PyPykokkosBase(CMakePackage, PythonExtension):
 
     homepage = "https://github.com/kokkos/pykokkos-base.git"
     git = "https://github.com/kokkos/pykokkos-base.git"
-    maintainers = ["jrmadsen"]
+    maintainers("jrmadsen")
 
     version("main", branch="main", submodules=False)
     version("0.0.5", commit="45f6e892c007ab124fabb3a545f4744537eafb55", submodules=False)
diff --git a/var/spack/repos/builtin/packages/py-pylikwid/package.py b/var/spack/repos/builtin/packages/py-pylikwid/package.py
index a8064b06c2..cdd106ae7e 100644
--- a/var/spack/repos/builtin/packages/py-pylikwid/package.py
+++ b/var/spack/repos/builtin/packages/py-pylikwid/package.py
@@ -16,7 +16,7 @@ class PyPylikwid(PythonPackage):
     pypi = "pylikwid/pylikwid-0.4.0.tar.gz"
     git = "https://github.com/RRZE-HPC/pylikwid.git"
 
-    maintainers = ["TomTheBear"]
+    maintainers("TomTheBear")
 
     version("0.4.0", sha256="f7894a6d7ebcea7da133ef639599a314f850f55cd6c5ffdd630bb879bd2aa0b8")
 
diff --git a/var/spack/repos/builtin/packages/py-pylops/package.py b/var/spack/repos/builtin/packages/py-pylops/package.py
index 966c10350e..b541eb40b1 100644
--- a/var/spack/repos/builtin/packages/py-pylops/package.py
+++ b/var/spack/repos/builtin/packages/py-pylops/package.py
@@ -17,7 +17,7 @@ class PyPylops(PythonPackage):
     pypi = "pylops/pylops-1.12.0.tar.gz"
     git = "https://github.com/PyLops/pylops.git"
 
-    maintainers = ["archxlith"]
+    maintainers("archxlith")
 
     version("master", branch="master")
     version("1.12.0", sha256="0e9caef46bbef9691acd133cb9b6d13e19510e8682aaa8f4eb15d9bd9ff9ebb6")
diff --git a/var/spack/repos/builtin/packages/py-pymoo/package.py b/var/spack/repos/builtin/packages/py-pymoo/package.py
index 5de0ccb89f..44f4cb8602 100644
--- a/var/spack/repos/builtin/packages/py-pymoo/package.py
+++ b/var/spack/repos/builtin/packages/py-pymoo/package.py
@@ -15,7 +15,7 @@ class PyPymoo(PythonPackage):
 
     homepage = "https://pymoo.org"
     pypi = "pymoo/pymoo-0.5.0.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("0.5.0", sha256="2fbca1716f6b45e430197ce4ce2210070fd3b6b9ec6b17bb25d98486115272c2")
     version("0.4.2", sha256="6ec382a7d29c8775088eec7f245a30fd384b42c40f230018dea0e3bcd9aabdf1")
diff --git a/var/spack/repos/builtin/packages/py-pymumps/package.py b/var/spack/repos/builtin/packages/py-pymumps/package.py
index 99a16d299b..b2fa437e89 100644
--- a/var/spack/repos/builtin/packages/py-pymumps/package.py
+++ b/var/spack/repos/builtin/packages/py-pymumps/package.py
@@ -15,7 +15,7 @@ class PyPymumps(PythonPackage):
 
     # Add a list of GitHub accounts to notify when the
     # package is updated
-    maintainers = ["payerle"]
+    maintainers("payerle")
 
     version("0.3.2", sha256="f290ec4850098f108fb91cb9e7fa07302ebf5076e4329f8e6ea4924de8ba35df")
 
diff --git a/var/spack/repos/builtin/packages/py-pynvim/package.py b/var/spack/repos/builtin/packages/py-pynvim/package.py
index bd294b62b9..1d43dae6bb 100644
--- a/var/spack/repos/builtin/packages/py-pynvim/package.py
+++ b/var/spack/repos/builtin/packages/py-pynvim/package.py
@@ -12,7 +12,7 @@ class PyPynvim(PythonPackage):
     homepage = "https://pynvim.readthedocs.io/en/latest/"
     pypi = "pynvim/pynvim-0.4.3.tar.gz"
 
-    maintainers = ["trws"]
+    maintainers("trws")
 
     version("0.4.3", sha256="3a795378bde5e8092fbeb3a1a99be9c613d2685542f1db0e5c6fd467eed56dff")
 
diff --git a/var/spack/repos/builtin/packages/py-pyopencl/package.py b/var/spack/repos/builtin/packages/py-pyopencl/package.py
index 1f6eea9312..ffa4156879 100644
--- a/var/spack/repos/builtin/packages/py-pyopencl/package.py
+++ b/var/spack/repos/builtin/packages/py-pyopencl/package.py
@@ -13,7 +13,7 @@ class PyPyopencl(PythonPackage):
     homepage = "https://documen.tician.de/pyopencl/"
     pypi = "pyopencl/pyopencl-2020.2.2.tar.gz"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("2020.2.2", sha256="31fcc79fb6862998e98d91a624c0bd4f0ab4c5d418d199912d4d312c64e437ec")
 
diff --git a/var/spack/repos/builtin/packages/py-pyprecice/package.py b/var/spack/repos/builtin/packages/py-pyprecice/package.py
index fda09dea0d..53ff1522a4 100644
--- a/var/spack/repos/builtin/packages/py-pyprecice/package.py
+++ b/var/spack/repos/builtin/packages/py-pyprecice/package.py
@@ -15,7 +15,7 @@ class PyPyprecice(PythonPackage):
     homepage = "https://precice.org"
     git = "https://github.com/precice/python-bindings.git"
     url = "https://github.com/precice/python-bindings/archive/v2.4.0.0.tar.gz"
-    maintainers = ["ajaust", "BenjaminRodenberg", "IshaanDesai"]
+    maintainers("ajaust", "BenjaminRodenberg", "IshaanDesai")
 
     # Always prefer final version of release candidate
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/py-pyproj/package.py b/var/spack/repos/builtin/packages/py-pyproj/package.py
index b016372a80..b343f4963c 100644
--- a/var/spack/repos/builtin/packages/py-pyproj/package.py
+++ b/var/spack/repos/builtin/packages/py-pyproj/package.py
@@ -14,7 +14,7 @@ class PyPyproj(PythonPackage):
     pypi = "pyproj/pyproj-2.2.0.tar.gz"
     git = "https://github.com/pyproj4/pyproj.git"
 
-    maintainers = ["citibeth", "adamjstewart"]
+    maintainers("citibeth", "adamjstewart")
 
     version("3.4.1", sha256="261eb29b1d55b1eb7f336127344d9b31284d950a9446d1e0d1c2411f7dd8e3ac")
     version("3.4.0", sha256="a708445927ace9857f52c3ba67d2915da7b41a8fdcd9b8f99a4c9ed60a75eb33")
diff --git a/var/spack/repos/builtin/packages/py-pyro-ppl/package.py b/var/spack/repos/builtin/packages/py-pyro-ppl/package.py
index 89429ce3ff..ce2459fe7a 100644
--- a/var/spack/repos/builtin/packages/py-pyro-ppl/package.py
+++ b/var/spack/repos/builtin/packages/py-pyro-ppl/package.py
@@ -12,7 +12,7 @@ class PyPyroPpl(PythonPackage):
     homepage = "https://pyro.ai/"
     pypi = "pyro-ppl/pyro-ppl-1.8.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.8.1", sha256="d7c049eb2e7485a612b4dd99c24c309cc860c7cbc6b1973387034f5436d1c8d6")
     version("1.8.0", sha256="68e4ea30f219227dd88e55de2550d3f8c20a20adbdb67ad1e13b50868bb2ac0c")
diff --git a/var/spack/repos/builtin/packages/py-pyro4/package.py b/var/spack/repos/builtin/packages/py-pyro4/package.py
index 0729fa4473..11c7489f14 100644
--- a/var/spack/repos/builtin/packages/py-pyro4/package.py
+++ b/var/spack/repos/builtin/packages/py-pyro4/package.py
@@ -15,7 +15,7 @@ class PyPyro4(PythonPackage):
 
     homepage = "http://pyro4.readthedocs.io"
     pypi = "Pyro4/Pyro4-4.81.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("4.81", sha256="e130da06478b813173b959f7013d134865e07fbf58cc5f1a2598f99479cdac5f")
     version("4.80", sha256="46847ca703de3f483fbd0b2d22622f36eff03e6ef7ec7704d4ecaa3964cb2220")
diff --git a/var/spack/repos/builtin/packages/py-pyrr/package.py b/var/spack/repos/builtin/packages/py-pyrr/package.py
index 151aef827f..60ea918eab 100644
--- a/var/spack/repos/builtin/packages/py-pyrr/package.py
+++ b/var/spack/repos/builtin/packages/py-pyrr/package.py
@@ -11,7 +11,7 @@ class PyPyrr(PythonPackage):
 
     homepage = "https://github.com/adamlwgriffiths/Pyrr"
     pypi = "pyrr/pyrr-0.10.3.tar.gz"
-    maintainers = ["JeromeDuboisPro"]
+    maintainers("JeromeDuboisPro")
 
     version("0.10.3", sha256="3c0f7b20326e71f706a610d58f2190fff73af01eef60c19cb188b186f0ec7e1d")
 
diff --git a/var/spack/repos/builtin/packages/py-pyscf/package.py b/var/spack/repos/builtin/packages/py-pyscf/package.py
index 0a89435ec0..559dc7fe8c 100644
--- a/var/spack/repos/builtin/packages/py-pyscf/package.py
+++ b/var/spack/repos/builtin/packages/py-pyscf/package.py
@@ -14,7 +14,7 @@ class PyPyscf(PythonPackage):
     homepage = "https://sunqm.github.io/pyscf/"
     git = "https://github.com/pyscf/pyscf"
 
-    maintainers = ["naromero77"]
+    maintainers("naromero77")
 
     version("2.0.1", tag="v2.0.1")
     version("1.7.5", tag="v1.7.5")
diff --git a/var/spack/repos/builtin/packages/py-pysimdjson/package.py b/var/spack/repos/builtin/packages/py-pysimdjson/package.py
index 9b10b8fe8e..d932aa3fcb 100644
--- a/var/spack/repos/builtin/packages/py-pysimdjson/package.py
+++ b/var/spack/repos/builtin/packages/py-pysimdjson/package.py
@@ -14,7 +14,7 @@ class PyPysimdjson(PythonPackage):
     homepage = "http://github.com/TkTech/pysimdjson"
     pypi = "pysimdjson/pysimdjson-4.0.3.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("4.0.3", sha256="61900992d7f992b073a8c5f93cafa4af9bfd3209624baa775699b0fdd6f67517")
     version("3.2.0", sha256="643baa0941752367761dbc091bf552bf4ca196cf67bf41ef89c90c2db2ec1477")
diff --git a/var/spack/repos/builtin/packages/py-pystan/package.py b/var/spack/repos/builtin/packages/py-pystan/package.py
index cfe3cd109a..9d7300ec72 100644
--- a/var/spack/repos/builtin/packages/py-pystan/package.py
+++ b/var/spack/repos/builtin/packages/py-pystan/package.py
@@ -13,7 +13,7 @@ class PyPystan(PythonPackage):
     homepage = "https://mc-stan.org/"
     pypi = "pystan/pystan-3.4.0.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("3.5.0", sha256="078571d071a5b7c0af59206d4994a0979f4ac4b61f4a720b640c44fe35514929")
     version("3.4.0", sha256="325e2fb0ab804555c05a603e0c9152ab11fcc3af01f3e9a9ff9fe9954b93184f")
diff --git a/var/spack/repos/builtin/packages/py-pytaridx/package.py b/var/spack/repos/builtin/packages/py-pytaridx/package.py
index b091b65258..c7f55c20e3 100644
--- a/var/spack/repos/builtin/packages/py-pytaridx/package.py
+++ b/var/spack/repos/builtin/packages/py-pytaridx/package.py
@@ -15,7 +15,7 @@ class PyPytaridx(PythonPackage):
     git = "https://github.com/LLNL/pytaridx.git"
     pypi = "pytaridx/pytaridx-1.0.2.tar.gz"
 
-    maintainers = ["bhatiaharsh"]
+    maintainers("bhatiaharsh")
 
     version("1.0.2", sha26="702c42ade13ae8688a56a8edfcd7e0e7512a489a22796c6cfdbcef677010ee47")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/py-pytest-datadir/package.py b/var/spack/repos/builtin/packages/py-pytest-datadir/package.py
index aecd3ad334..b44a5063d5 100644
--- a/var/spack/repos/builtin/packages/py-pytest-datadir/package.py
+++ b/var/spack/repos/builtin/packages/py-pytest-datadir/package.py
@@ -11,7 +11,7 @@ class PyPytestDatadir(PythonPackage):
 
     homepage = "https://github.com/gabrielcnr/pytest-datadir"
     pypi = "pytest-datadir/pytest-datadir-1.4.1.tar.gz"
-    maintainers = ["HaoZeke"]
+    maintainers("HaoZeke")
 
     version("1.4.1", sha256="9f7a3c4def6ac4cac3cc8181139ab53bd2667231052bd40cb07081748d4420f0")
 
diff --git a/var/spack/repos/builtin/packages/py-pytest-mock/package.py b/var/spack/repos/builtin/packages/py-pytest-mock/package.py
index b8b5c5baa3..c402c1f5c4 100644
--- a/var/spack/repos/builtin/packages/py-pytest-mock/package.py
+++ b/var/spack/repos/builtin/packages/py-pytest-mock/package.py
@@ -12,7 +12,7 @@ class PyPytestMock(PythonPackage):
     homepage = "https://github.com/pytest-dev/pytest-mock"
     pypi = "pytest-mock/pytest-mock-1.11.1.tar.gz"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     version("3.10.0", sha256="fbbdb085ef7c252a326fd8cdcac0aa3b1333d8811f131bdcc701002e1be7ed4f")
     version("1.11.1", sha256="f1ab8aefe795204efe7a015900296d1719e7bf0f4a0558d71e8599da1d1309d0")
diff --git a/var/spack/repos/builtin/packages/py-python-dotenv/package.py b/var/spack/repos/builtin/packages/py-python-dotenv/package.py
index 1fe080533f..1bf589ac4f 100644
--- a/var/spack/repos/builtin/packages/py-python-dotenv/package.py
+++ b/var/spack/repos/builtin/packages/py-python-dotenv/package.py
@@ -12,7 +12,7 @@ class PyPythonDotenv(PythonPackage):
     homepage = "https://github.com/theskumar/python-dotenv"
     pypi = "python-dotenv/python-dotenv-0.19.2.tar.gz"
 
-    maintainers = ["jcpunk"]
+    maintainers("jcpunk")
 
     version("0.19.2", sha256="a5de49a31e953b45ff2d2fd434bbc2670e8db5273606c1e737cc6b93eff3655f")
 
diff --git a/var/spack/repos/builtin/packages/py-python-keystoneclient/package.py b/var/spack/repos/builtin/packages/py-python-keystoneclient/package.py
index 89109f3209..f5f602d58a 100644
--- a/var/spack/repos/builtin/packages/py-python-keystoneclient/package.py
+++ b/var/spack/repos/builtin/packages/py-python-keystoneclient/package.py
@@ -15,7 +15,7 @@ class PyPythonKeystoneclient(PythonPackage):
     homepage = "https://docs.openstack.org/python-keystoneclient"
     pypi = "python-keystoneclient/python-keystoneclient-4.2.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("4.2.0", sha256="0248426e483b95de395086482c077d48e45990d3b1a3e334b2ec8b2e108f5a8a")
 
diff --git a/var/spack/repos/builtin/packages/py-python-lsp-jsonrpc/package.py b/var/spack/repos/builtin/packages/py-python-lsp-jsonrpc/package.py
index cd6e951248..144ae6b687 100644
--- a/var/spack/repos/builtin/packages/py-python-lsp-jsonrpc/package.py
+++ b/var/spack/repos/builtin/packages/py-python-lsp-jsonrpc/package.py
@@ -12,7 +12,7 @@ class PyPythonLspJsonrpc(PythonPackage):
     homepage = "https://github.com/python-lsp/python-lsp-jsonrpc"
     pypi = "python-lsp-jsonrpc/python-lsp-jsonrpc-1.0.0.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("1.0.0", sha256="7bec170733db628d3506ea3a5288ff76aa33c70215ed223abdb0d95e957660bd")
 
diff --git a/var/spack/repos/builtin/packages/py-python-lsp-server/package.py b/var/spack/repos/builtin/packages/py-python-lsp-server/package.py
index b42239f3e1..608fbc903a 100644
--- a/var/spack/repos/builtin/packages/py-python-lsp-server/package.py
+++ b/var/spack/repos/builtin/packages/py-python-lsp-server/package.py
@@ -12,7 +12,7 @@ class PyPythonLspServer(PythonPackage):
     homepage = "https://github.com/python-lsp/python-lsp-server"
     pypi = "python-lsp-server/python-lsp-server-1.6.0.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("1.7.0", sha256="401ce78ea2e98cadd02d94962eb32c92879caabc8055b9a2f36d7ef44acc5435")
     version("1.6.0", sha256="d75cdff9027c4212e5b9e861e9a0219219c8e2c69508d9f24949951dabd0dc1b")
diff --git a/var/spack/repos/builtin/packages/py-python-markdown-math/package.py b/var/spack/repos/builtin/packages/py-python-markdown-math/package.py
index e96c2b740b..a63be65341 100644
--- a/var/spack/repos/builtin/packages/py-python-markdown-math/package.py
+++ b/var/spack/repos/builtin/packages/py-python-markdown-math/package.py
@@ -11,7 +11,7 @@ class PyPythonMarkdownMath(PythonPackage):
 
     pypi = "python-markdown-math/python-markdown-math-0.8.tar.gz"
 
-    maintainers = ["wscullin"]
+    maintainers("wscullin")
 
     version("0.8", sha256="8564212af679fc18d53f38681f16080fcd3d186073f23825c7ce86fadd3e3635")
 
diff --git a/var/spack/repos/builtin/packages/py-python-swiftclient/package.py b/var/spack/repos/builtin/packages/py-python-swiftclient/package.py
index 33b4e22f65..ae4f445ee0 100644
--- a/var/spack/repos/builtin/packages/py-python-swiftclient/package.py
+++ b/var/spack/repos/builtin/packages/py-python-swiftclient/package.py
@@ -12,7 +12,7 @@ class PyPythonSwiftclient(PythonPackage):
     homepage = "https://docs.openstack.org/python-swiftclient"
     pypi = "python-swiftclient/python-swiftclient-3.9.0.tar.gz"
 
-    maintainers = ["ajkotobi"]
+    maintainers("ajkotobi")
 
     version("3.12.0", sha256="313b444a14d0f9b628cbf3e8c52f2c4271658f9e8a33d4222851c2e4f0f7b7a0")
     version("3.11.1", sha256="06919d59676d3e215f4da4f3f930d71880dda3528289842b25199509df712411")
diff --git a/var/spack/repos/builtin/packages/py-pytorch-lightning/package.py b/var/spack/repos/builtin/packages/py-pytorch-lightning/package.py
index ad104c4cbc..f04fe70b2b 100644
--- a/var/spack/repos/builtin/packages/py-pytorch-lightning/package.py
+++ b/var/spack/repos/builtin/packages/py-pytorch-lightning/package.py
@@ -12,7 +12,7 @@ class PyPytorchLightning(PythonPackage):
     homepage = "https://github.com/PyTorchLightning/pytorch-lightning"
     pypi = "pytorch-lightning/pytorch-lightning-1.2.10.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("1.9.0", sha256="5b75fe936d16ef86dae22ea1cb0a73db281605cade682c0ef44e6508a99a0b37")
     version("1.8.6", sha256="c4af783579a1528e07f40dd9bd0128c162bbbcf74fe1ce4292fec63fa7e76ada")
diff --git a/var/spack/repos/builtin/packages/py-pyvista/package.py b/var/spack/repos/builtin/packages/py-pyvista/package.py
index 6eecacb626..a055904275 100644
--- a/var/spack/repos/builtin/packages/py-pyvista/package.py
+++ b/var/spack/repos/builtin/packages/py-pyvista/package.py
@@ -12,7 +12,7 @@ class PyPyvista(PythonPackage):
     homepage = "https://github.com/pyvista/pyvista"
     pypi = "pyvista/pyvista-0.32.1.tar.gz"
 
-    maintainers = ["banesullivan"]
+    maintainers("banesullivan")
 
     version("0.37.0", sha256="d36a2c6d5f53f473ab6a9241669693acee7a5179394dc97595da14cc1de23141")
     version("0.32.1", sha256="585ac79524e351924730aff9b7207d6c5ac4175dbb5d33f7a9a2de22ae53dbf9")
diff --git a/var/spack/repos/builtin/packages/py-qmtest/package.py b/var/spack/repos/builtin/packages/py-qmtest/package.py
index 2b86f1c429..d3c770a1f2 100644
--- a/var/spack/repos/builtin/packages/py-qmtest/package.py
+++ b/var/spack/repos/builtin/packages/py-qmtest/package.py
@@ -12,7 +12,7 @@ class PyQmtest(PythonPackage):
     homepage = "https://github.com/MentorEmbedded/qmtest"
     url = "https://github.com/MentorEmbedded/qmtest/archive/refs/tags/2.4.1.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("2.4.1", sha256="098f705aea9c8f7f5b6b5fe131974cee33b50cad3e13977e39708f306ce9ac91")
 
diff --git a/var/spack/repos/builtin/packages/py-qrcode/package.py b/var/spack/repos/builtin/packages/py-qrcode/package.py
index 7294784f34..df7e05b139 100644
--- a/var/spack/repos/builtin/packages/py-qrcode/package.py
+++ b/var/spack/repos/builtin/packages/py-qrcode/package.py
@@ -12,7 +12,7 @@ class PyQrcode(PythonPackage):
     homepage = "https://github.com/lincolnloop/python-qrcode"
     pypi = "qrcode/qrcode-7.3.1.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("7.3.1", sha256="375a6ff240ca9bd41adc070428b5dfc1dcfbb0f2507f1ac848f6cded38956578")
 
diff --git a/var/spack/repos/builtin/packages/py-qsymm/package.py b/var/spack/repos/builtin/packages/py-qsymm/package.py
index 34a3bd3f11..640ffc3d88 100644
--- a/var/spack/repos/builtin/packages/py-qsymm/package.py
+++ b/var/spack/repos/builtin/packages/py-qsymm/package.py
@@ -17,7 +17,7 @@ class PyQsymm(PythonPackage):
 
     # Add a list of GitHub accounts to notify when the
     # package is updated
-    maintainers = ["payerle"]
+    maintainers("payerle")
 
     version("1.2.7", sha256="9af92a30c3f72883c744d4717e4ec30c8b48121e208c10553e8e0e428fe43bbc")
 
diff --git a/var/spack/repos/builtin/packages/py-quantities/package.py b/var/spack/repos/builtin/packages/py-quantities/package.py
index b8bd8e1eed..024901ab67 100644
--- a/var/spack/repos/builtin/packages/py-quantities/package.py
+++ b/var/spack/repos/builtin/packages/py-quantities/package.py
@@ -11,7 +11,7 @@ class PyQuantities(PythonPackage):
 
     homepage = "https://python-quantities.readthedocs.org"
     pypi = "quantities/quantities-0.12.1.tar.gz"
-    maintainers = ["apdavison"]
+    maintainers("apdavison")
 
     version("0.13.0", sha256="0fde20115410de21cefa786f3aeae69c1b51bb19ee492190324c1da705e61a81")
     version("0.12.5", sha256="67546963cb2a519b1a4aa43d132ef754360268e5d551b43dd1716903d99812f0")
diff --git a/var/spack/repos/builtin/packages/py-quaternionic/package.py b/var/spack/repos/builtin/packages/py-quaternionic/package.py
index 40e0673ea8..385ae8f7ab 100644
--- a/var/spack/repos/builtin/packages/py-quaternionic/package.py
+++ b/var/spack/repos/builtin/packages/py-quaternionic/package.py
@@ -12,7 +12,7 @@ class PyQuaternionic(PythonPackage):
     homepage = "https://github.com/moble/quaternionic"
     pypi = "quaternionic/quaternionic-1.0.1.tar.gz"
 
-    maintainers = ["nilsvu", "moble"]
+    maintainers("nilsvu", "moble")
 
     version("1.0.1", sha256="ea69733d7311784963922bf08cc0c9c938b62fee2f91219f56544ff30658c10e")
 
diff --git a/var/spack/repos/builtin/packages/py-radiant-mlhub/package.py b/var/spack/repos/builtin/packages/py-radiant-mlhub/package.py
index d0bad2d7fe..f42fd2a11c 100644
--- a/var/spack/repos/builtin/packages/py-radiant-mlhub/package.py
+++ b/var/spack/repos/builtin/packages/py-radiant-mlhub/package.py
@@ -12,7 +12,7 @@ class PyRadiantMlhub(PythonPackage):
     homepage = "https://github.com/radiantearth/radiant-mlhub"
     pypi = "radiant-mlhub/radiant_mlhub-0.2.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.5.2", sha256="d310afce962508a44c60f5738fef164c50e78f76c3e85813653824b39a189ca3")
     version("0.5.1", sha256="b7daff4a127e96e27c64eda66e393d9727e61a87c887f86738753486cc44fa46")
diff --git a/var/spack/repos/builtin/packages/py-radical-entk/package.py b/var/spack/repos/builtin/packages/py-radical-entk/package.py
index 1b6bfa0f65..22305dc26b 100644
--- a/var/spack/repos/builtin/packages/py-radical-entk/package.py
+++ b/var/spack/repos/builtin/packages/py-radical-entk/package.py
@@ -14,7 +14,7 @@ class PyRadicalEntk(PythonPackage):
     git = "https://github.com/radical-cybertools/radical.entk.git"
     pypi = "radical.entk/radical.entk-1.20.0.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("develop", branch="devel")
     version("1.20.0", sha256="1b9fc470b926a93528fd2a898636bdcd1c565bd58ba47608f9bead811d8a46d7")
diff --git a/var/spack/repos/builtin/packages/py-radical-gtod/package.py b/var/spack/repos/builtin/packages/py-radical-gtod/package.py
index d4fa446a86..708239fd8d 100644
--- a/var/spack/repos/builtin/packages/py-radical-gtod/package.py
+++ b/var/spack/repos/builtin/packages/py-radical-gtod/package.py
@@ -16,7 +16,7 @@ class PyRadicalGtod(PythonPackage):
     git = "https://github.com/radical-cybertools/radical.gtod.git"
     pypi = "radical.gtod/radical.gtod-1.20.0.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("develop", branch="devel")
     version("1.20.0", sha256="8d0846de7a5d094146c01fbb7c137f343e4da06af51efafeba79dd3fdfe421dc")
diff --git a/var/spack/repos/builtin/packages/py-radical-pilot/package.py b/var/spack/repos/builtin/packages/py-radical-pilot/package.py
index f4448a768c..6863c1453a 100644
--- a/var/spack/repos/builtin/packages/py-radical-pilot/package.py
+++ b/var/spack/repos/builtin/packages/py-radical-pilot/package.py
@@ -15,7 +15,7 @@ class PyRadicalPilot(PythonPackage):
     git = "https://github.com/radical-cybertools/radical.pilot.git"
     pypi = "radical.pilot/radical.pilot-1.20.0.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("develop", branch="devel")
     version("1.20.0", sha256="a0747e573a01a856dc330797dbee158f7e1cf8652001dc26f06a1d6c5e553bc6")
diff --git a/var/spack/repos/builtin/packages/py-radical-saga/package.py b/var/spack/repos/builtin/packages/py-radical-saga/package.py
index 9fb5fe31f6..771ae53cfe 100644
--- a/var/spack/repos/builtin/packages/py-radical-saga/package.py
+++ b/var/spack/repos/builtin/packages/py-radical-saga/package.py
@@ -16,7 +16,7 @@ class PyRadicalSaga(PythonPackage):
     git = "https://github.com/radical-cybertools/radical.saga.git"
     pypi = "radical.saga/radical.saga-1.20.0.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("develop", branch="devel")
     version("1.20.0", sha256="d85f3ed564d9eaf3ead2aa349c854e944ca459492ebf88542404106fce4204ab")
diff --git a/var/spack/repos/builtin/packages/py-radical-utils/package.py b/var/spack/repos/builtin/packages/py-radical-utils/package.py
index 3683fb1ff1..735d2deefa 100644
--- a/var/spack/repos/builtin/packages/py-radical-utils/package.py
+++ b/var/spack/repos/builtin/packages/py-radical-utils/package.py
@@ -14,7 +14,7 @@ class PyRadicalUtils(PythonPackage):
     git = "https://github.com/radical-cybertools/radical.utils.git"
     pypi = "radical.utils/radical.utils-1.20.0.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version("develop", branch="devel")
     version("1.20.0", sha256="9b39dd616d70c387fb3f97d3510a506bac92c159b6482c3aebd3d11eeaeebcc9")
diff --git a/var/spack/repos/builtin/packages/py-rasterio/package.py b/var/spack/repos/builtin/packages/py-rasterio/package.py
index 69472d37d1..7012927b00 100644
--- a/var/spack/repos/builtin/packages/py-rasterio/package.py
+++ b/var/spack/repos/builtin/packages/py-rasterio/package.py
@@ -17,7 +17,7 @@ class PyRasterio(PythonPackage):
     pypi = "rasterio/rasterio-1.1.8.tar.gz"
     git = "https://github.com/rasterio/rasterio.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("1.3.5", sha256="92358c3d4d5d6f3c7cd2812c8832d5175abce02b11bc101ac9548ff07163e8e2")
diff --git a/var/spack/repos/builtin/packages/py-ratelimiter/package.py b/var/spack/repos/builtin/packages/py-ratelimiter/package.py
index eb27283827..6f83e0613b 100644
--- a/var/spack/repos/builtin/packages/py-ratelimiter/package.py
+++ b/var/spack/repos/builtin/packages/py-ratelimiter/package.py
@@ -12,7 +12,7 @@ class PyRatelimiter(PythonPackage):
     homepage = "https://github.com/RazerM/ratelimiter"
     pypi = "ratelimiter/ratelimiter-1.2.0.post0.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("1.2.0.post0", "5c395dcabdbbde2e5178ef3f89b568a3066454a6ddc223b76473dac22f89b4f7")
 
diff --git a/var/spack/repos/builtin/packages/py-reretry/package.py b/var/spack/repos/builtin/packages/py-reretry/package.py
index 500f39ce13..82327576eb 100644
--- a/var/spack/repos/builtin/packages/py-reretry/package.py
+++ b/var/spack/repos/builtin/packages/py-reretry/package.py
@@ -11,7 +11,7 @@ class PyReretry(PythonPackage):
 
     homepage = "https://github.com/leshchenko1979/reretry"
     pypi = "reretry/reretry-0.11.1.tar.gz"
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("0.11.1", sha256="4ae1840ae9e443822bb70543c485bb9c45d1d009e32bd6809f2a9f2839149f5d")
 
diff --git a/var/spack/repos/builtin/packages/py-responses/package.py b/var/spack/repos/builtin/packages/py-responses/package.py
index fbb64d7ccf..a734245ab1 100644
--- a/var/spack/repos/builtin/packages/py-responses/package.py
+++ b/var/spack/repos/builtin/packages/py-responses/package.py
@@ -12,7 +12,7 @@ class PyResponses(PythonPackage):
     homepage = "https://github.com/getsentry/responses"
     pypi = "responses/responses-0.13.3.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.13.3", sha256="18a5b88eb24143adbf2b4100f328a2f5bfa72fbdacf12d97d41f07c26c45553d")
 
diff --git a/var/spack/repos/builtin/packages/py-resultsfile/package.py b/var/spack/repos/builtin/packages/py-resultsfile/package.py
index bf9eff3d9d..a14091c6c4 100644
--- a/var/spack/repos/builtin/packages/py-resultsfile/package.py
+++ b/var/spack/repos/builtin/packages/py-resultsfile/package.py
@@ -13,7 +13,7 @@ class PyResultsfile(PythonPackage):
     url = "https://gitlab.com/scemama/resultsFile/-/archive/v1.0/resultsFile-v1.0.tar.gz"
     git = "https://gitlab.com/scemama/resultsFile.git"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
 
     version("2.0", sha256="2a34208254e4bea155695690437f6a59bf5f7b0ddb421d6c1a2d377510f018f7")
 
diff --git a/var/spack/repos/builtin/packages/py-retry-decorator/package.py b/var/spack/repos/builtin/packages/py-retry-decorator/package.py
index b553bdda1c..7c951a2024 100644
--- a/var/spack/repos/builtin/packages/py-retry-decorator/package.py
+++ b/var/spack/repos/builtin/packages/py-retry-decorator/package.py
@@ -12,7 +12,7 @@ class PyRetryDecorator(PythonPackage):
     homepage = "https://github.com/pnpnpn/retry-decorator"
     pypi = "retry-decorator/retry_decorator-1.1.1.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.1.1", sha256="e1e8ad02e518fe11073f2ea7d80b6b8be19daa27a60a1838aff7c731ddcf2ebe")
 
diff --git a/var/spack/repos/builtin/packages/py-rioxarray/package.py b/var/spack/repos/builtin/packages/py-rioxarray/package.py
index 9448bdc9b2..4e5f41fb14 100644
--- a/var/spack/repos/builtin/packages/py-rioxarray/package.py
+++ b/var/spack/repos/builtin/packages/py-rioxarray/package.py
@@ -12,7 +12,7 @@ class PyRioxarray(PythonPackage):
     homepage = "https://github.com/corteva/rioxarray"
     pypi = "rioxarray/rioxarray-0.4.1.post0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version(
         "0.4.1.post0", sha256="f043f846724a58518f87dd3fa84acbe39e15a1fac7e64244be3d5dacac7fe62b"
diff --git a/var/spack/repos/builtin/packages/py-rtree/package.py b/var/spack/repos/builtin/packages/py-rtree/package.py
index a18e2ff088..7cfa444072 100644
--- a/var/spack/repos/builtin/packages/py-rtree/package.py
+++ b/var/spack/repos/builtin/packages/py-rtree/package.py
@@ -12,7 +12,7 @@ class PyRtree(PythonPackage):
     homepage = "https://github.com/Toblerity/rtree"
     pypi = "Rtree/Rtree-0.8.3.tar.gz"
 
-    maintainers = ["adamjstewart", "hobu"]
+    maintainers("adamjstewart", "hobu")
 
     version("1.0.1", sha256="222121699c303a64065d849bf7038b1ecabc37b65c7fa340bedb38ef0e805429")
     version("1.0.0", sha256="d0483482121346b093b9a42518d40f921adf445915b7aea307eb26768c839682")
diff --git a/var/spack/repos/builtin/packages/py-rx/package.py b/var/spack/repos/builtin/packages/py-rx/package.py
index 5c727f3063..282981cf16 100644
--- a/var/spack/repos/builtin/packages/py-rx/package.py
+++ b/var/spack/repos/builtin/packages/py-rx/package.py
@@ -12,7 +12,7 @@ class PyRx(PythonPackage):
     homepage = "http://reactivex.io/"
     pypi = "Rx/Rx-3.2.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("3.2.0", sha256="b657ca2b45aa485da2f7dcfd09fac2e554f7ac51ff3c2f8f2ff962ecd963d91c")
     version("1.6.1", sha256="13a1d8d9e252625c173dc795471e614eadfe1cf40ffc684e08b8fff0d9748c23")
diff --git a/var/spack/repos/builtin/packages/py-saga-python/package.py b/var/spack/repos/builtin/packages/py-saga-python/package.py
index 79a2233e5b..102575dec7 100644
--- a/var/spack/repos/builtin/packages/py-saga-python/package.py
+++ b/var/spack/repos/builtin/packages/py-saga-python/package.py
@@ -13,7 +13,7 @@ class PySagaPython(PythonPackage):
     homepage = "https://radical-cybertools.github.io"
     pypi = "saga-python/saga-python-0.41.3.tar.gz"
 
-    maintainers = ["andre-merzky"]
+    maintainers("andre-merzky")
 
     version(
         "0.41.3",
diff --git a/var/spack/repos/builtin/packages/py-salib/package.py b/var/spack/repos/builtin/packages/py-salib/package.py
index 77420524f5..a780605ddc 100644
--- a/var/spack/repos/builtin/packages/py-salib/package.py
+++ b/var/spack/repos/builtin/packages/py-salib/package.py
@@ -12,7 +12,7 @@ class PySalib(PythonPackage):
     homepage = "https://salib.readthedocs.org"
     pypi = "SALib/SALib-1.4.0.1.tar.gz"
 
-    maintainers = ["schmitts"]
+    maintainers("schmitts")
 
     version("1.4.4", sha256="50a6459088700f55261a683752818530d14ede30cece2c324ac94d4b9e288b6d")
     version("1.4.0.1", sha256="dbf6e865af9f3be82a79cf64889ed66d6d3b6803f0c22a242a112876789d49e7")
diff --git a/var/spack/repos/builtin/packages/py-scikit-build/package.py b/var/spack/repos/builtin/packages/py-scikit-build/package.py
index e73f56f5ad..bfca8b7c77 100644
--- a/var/spack/repos/builtin/packages/py-scikit-build/package.py
+++ b/var/spack/repos/builtin/packages/py-scikit-build/package.py
@@ -18,7 +18,7 @@ class PyScikitBuild(PythonPackage):
     homepage = "https://scikit-build.readthedocs.io/en/latest/"
     pypi = "scikit-build/scikit-build-0.15.0.tar.gz"
 
-    maintainers = ["coreyjadams"]
+    maintainers("coreyjadams")
 
     version("0.15.0", sha256="e723cd0f3489a042370b9ea988bbb9cfd7725e8b25b20ca1c7981821fcf65fb9")
     version("0.12.0", sha256="f851382c469bcd9a8c98b1878bcfdd13b68556279d2fd9a329be41956ae5a7fe")
diff --git a/var/spack/repos/builtin/packages/py-scikit-fmm/package.py b/var/spack/repos/builtin/packages/py-scikit-fmm/package.py
index 6c1b385436..eb17581176 100644
--- a/var/spack/repos/builtin/packages/py-scikit-fmm/package.py
+++ b/var/spack/repos/builtin/packages/py-scikit-fmm/package.py
@@ -13,7 +13,7 @@ class PyScikitFmm(PythonPackage):
     pypi = "scikit-fmm/scikit-fmm-2019.1.30.tar.gz"
     git = "https://github.com/scikit-fmm/scikit-fmm.git"
 
-    maintainers = ["archxlith"]
+    maintainers("archxlith")
 
     version("master", branch="master")
     version("2019.1.30", sha256="eb64b6d8e30b8df8f8636d5fc4fd7ca6a9b05938ccd62518c80c1d9e823069dd")
diff --git a/var/spack/repos/builtin/packages/py-scikit-learn/package.py b/var/spack/repos/builtin/packages/py-scikit-learn/package.py
index a27debb99b..f5a877ed46 100644
--- a/var/spack/repos/builtin/packages/py-scikit-learn/package.py
+++ b/var/spack/repos/builtin/packages/py-scikit-learn/package.py
@@ -13,7 +13,7 @@ class PyScikitLearn(PythonPackage):
     pypi = "scikit-learn/scikit-learn-0.24.0.tar.gz"
     git = "https://github.com/scikit-learn/scikit-learn.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master")
     version("1.2.1", sha256="fbf8a5c893c9b4b99bcc7ed8fb3e8500957a113f4101860386d06635520f7cfb")
diff --git a/var/spack/repos/builtin/packages/py-scikit-optimize/package.py b/var/spack/repos/builtin/packages/py-scikit-optimize/package.py
index 1317280b47..0c4bfec54f 100644
--- a/var/spack/repos/builtin/packages/py-scikit-optimize/package.py
+++ b/var/spack/repos/builtin/packages/py-scikit-optimize/package.py
@@ -18,7 +18,7 @@ class PyScikitOptimize(PythonPackage):
     pypi = "scikit-optimize/scikit-optimize-0.5.2.tar.gz"
     git = "https://github.com/scikit-optimize/scikit-optimize.git"
 
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("master", branch="master")
     version("0.5.2", sha256="1d7657a4b8ef9aa6d81e49b369c677c584e83269f11710557741d3b3f8fa0a75")
diff --git a/var/spack/repos/builtin/packages/py-scipy/package.py b/var/spack/repos/builtin/packages/py-scipy/package.py
index c639dffca8..7ac2972170 100644
--- a/var/spack/repos/builtin/packages/py-scipy/package.py
+++ b/var/spack/repos/builtin/packages/py-scipy/package.py
@@ -18,7 +18,7 @@ class PyScipy(PythonPackage):
     pypi = "scipy/scipy-1.5.4.tar.gz"
     git = "https://github.com/scipy/scipy.git"
 
-    maintainers = ["adamjstewart", "rgommers"]
+    maintainers("adamjstewart", "rgommers")
 
     version("master", branch="master")
     version("1.10.0", sha256="c8b3cbc636a87a89b770c6afc999baa6bcbb01691b5ccbbc1b1791c7c0a07540")
diff --git a/var/spack/repos/builtin/packages/py-sdmetrics/package.py b/var/spack/repos/builtin/packages/py-sdmetrics/package.py
index 3d9d2256b2..a814555969 100644
--- a/var/spack/repos/builtin/packages/py-sdmetrics/package.py
+++ b/var/spack/repos/builtin/packages/py-sdmetrics/package.py
@@ -12,7 +12,7 @@ class PySdmetrics(PythonPackage):
     by comparing it to the real database that it is modeled
     after."""
 
-    maintainers = ["Kerilk", "jke513"]
+    maintainers("Kerilk", "jke513")
 
     homepage = "https://github.com/sdv-dev/SDMetrics"
     pypi = "sdmetrics/sdmetrics-0.4.1.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-sdv/package.py b/var/spack/repos/builtin/packages/py-sdv/package.py
index 5c602f727b..08fcca79da 100644
--- a/var/spack/repos/builtin/packages/py-sdv/package.py
+++ b/var/spack/repos/builtin/packages/py-sdv/package.py
@@ -14,7 +14,7 @@ class PySdv(PythonPackage):
     has the same format and statistical properties as the
     original dataset."""
 
-    maintainers = ["Kerilk", "jke513"]
+    maintainers("Kerilk", "jke513")
 
     homepage = "https://github.com/sdv-dev/SDV"
     pypi = "sdv/sdv-0.13.1.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-sentencepiece/package.py b/var/spack/repos/builtin/packages/py-sentencepiece/package.py
index 98a86069ae..60c91d38c5 100644
--- a/var/spack/repos/builtin/packages/py-sentencepiece/package.py
+++ b/var/spack/repos/builtin/packages/py-sentencepiece/package.py
@@ -15,7 +15,7 @@ class PySentencepiece(PythonPackage):
     homepage = "https://github.com/google/sentencepiece/blob/master/python/README.md"
     url = "https://github.com/google/sentencepiece/archive/v0.1.85.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.1.91", sha256="acbc7ea12713cd2a8d64892f8d2033c7fd2bb4faecab39452496120ace9a4b1b")
     version("0.1.85", sha256="dd4956287a1b6af3cbdbbd499b7227a859a4e3f41c9882de5e6bdd929e219ae6")
diff --git a/var/spack/repos/builtin/packages/py-serpent/package.py b/var/spack/repos/builtin/packages/py-serpent/package.py
index 7e0ef39613..ded493904a 100644
--- a/var/spack/repos/builtin/packages/py-serpent/package.py
+++ b/var/spack/repos/builtin/packages/py-serpent/package.py
@@ -15,7 +15,7 @@ class PySerpent(PythonPackage):
 
     homepage = "https://github.com/irmen/Serpent"
     pypi = "serpent/serpent-1.40.tar.gz"
-    maintainers = ["liuyangzhuan"]
+    maintainers("liuyangzhuan")
 
     version("1.40", sha256="10b34e7f8e3207ee6fb70dcdc9bce473851ee3daf0b47c58aec1b48032ac11ce")
 
diff --git a/var/spack/repos/builtin/packages/py-setuptools-cpp/package.py b/var/spack/repos/builtin/packages/py-setuptools-cpp/package.py
index a56c474050..acb0c27233 100644
--- a/var/spack/repos/builtin/packages/py-setuptools-cpp/package.py
+++ b/var/spack/repos/builtin/packages/py-setuptools-cpp/package.py
@@ -12,7 +12,7 @@ class PySetuptoolsCpp(PythonPackage):
     homepage = "https://github.com/dmontagu/setuptools-cpp"
     pypi = "setuptools_cpp/setuptools_cpp-0.1.0.tar.gz"
 
-    maintainers = ["dorton"]
+    maintainers("dorton")
 
     version("0.1.0", sha256="4fd5e08603237578d06d28efd592d9847b523ede3e502f660be44b1e6254674d")
 
diff --git a/var/spack/repos/builtin/packages/py-setuptools-scm-git-archive/package.py b/var/spack/repos/builtin/packages/py-setuptools-scm-git-archive/package.py
index ab4b731511..90110add0f 100644
--- a/var/spack/repos/builtin/packages/py-setuptools-scm-git-archive/package.py
+++ b/var/spack/repos/builtin/packages/py-setuptools-scm-git-archive/package.py
@@ -13,7 +13,7 @@ class PySetuptoolsScmGitArchive(PythonPackage):
     homepage = "https://github.com/Changaco/setuptools_scm_git_archive/"
     pypi = "setuptools_scm_git_archive/setuptools_scm_git_archive-1.1.tar.gz"
 
-    maintainers = ["marcmengel"]
+    maintainers("marcmengel")
 
     version("1.4", sha256="b048b27b32e1e76ec865b0caa4bb85df6ddbf4697d6909f567ac36709f6ef2f0")
     version("1.1", sha256="6026f61089b73fa1b5ee737e95314f41cb512609b393530385ed281d0b46c062")
diff --git a/var/spack/repos/builtin/packages/py-shapely/package.py b/var/spack/repos/builtin/packages/py-shapely/package.py
index 8313f8d23b..cec0aa4911 100644
--- a/var/spack/repos/builtin/packages/py-shapely/package.py
+++ b/var/spack/repos/builtin/packages/py-shapely/package.py
@@ -16,7 +16,7 @@ class PyShapely(PythonPackage):
     pypi = "shapely/shapely-1.7.1.tar.gz"
     git = "https://github.com/shapely/shapely.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("main", branch="main")
     version("2.0.1", sha256="66a6b1a3e72ece97fc85536a281476f9b7794de2e646ca8a4517e2e3c1446893")
diff --git a/var/spack/repos/builtin/packages/py-sierrapy/package.py b/var/spack/repos/builtin/packages/py-sierrapy/package.py
index b2f717ce2c..c8b2915cf7 100644
--- a/var/spack/repos/builtin/packages/py-sierrapy/package.py
+++ b/var/spack/repos/builtin/packages/py-sierrapy/package.py
@@ -12,7 +12,7 @@ class PySierrapy(PythonPackage):
     homepage = "https://github.com/hivdb/sierra-client/tree/master/python"
     pypi = "sierrapy/sierrapy-0.3.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.3.0", sha256="82474b3815d79d16a480b0cc70b9f7075430ff4990f33306c880b240a3141b6e")
 
diff --git a/var/spack/repos/builtin/packages/py-slepc4py/package.py b/var/spack/repos/builtin/packages/py-slepc4py/package.py
index aacf1a87e6..a23002aac2 100644
--- a/var/spack/repos/builtin/packages/py-slepc4py/package.py
+++ b/var/spack/repos/builtin/packages/py-slepc4py/package.py
@@ -13,7 +13,7 @@ class PySlepc4py(PythonPackage):
     url = "https://slepc.upv.es/download/distrib/slepc4py-3.17.1.tar.gz"
     git = "https://gitlab.com/slepc/slepc.git"
 
-    maintainers = ["joseeroman", "balay"]
+    maintainers("joseeroman", "balay")
 
     version("main", branch="main")
     version("3.18.2", sha256="402297fd8e583ed2618d2cba05e5cae8e9d0a2c3943812a1a138f431ef3479b3")
diff --git a/var/spack/repos/builtin/packages/py-smart-open/package.py b/var/spack/repos/builtin/packages/py-smart-open/package.py
index 88f63031ff..4ec3e32a27 100644
--- a/var/spack/repos/builtin/packages/py-smart-open/package.py
+++ b/var/spack/repos/builtin/packages/py-smart-open/package.py
@@ -14,7 +14,7 @@ class PySmartOpen(PythonPackage):
 
     homepage = "https://github.com/piskvorky/smart_open"
     pypi = "smart_open/smart_open-5.2.1.tar.gz"
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("5.2.1", sha256="75abf758717a92a8f53aa96953f0c245c8cedf8e1e4184903db3659b419d4c17")
     version("1.10.0", sha256="bea5624c0c2e49987c227bdf3596573157eccd96fd1d53198856c8d53948fa2c")
diff --git a/var/spack/repos/builtin/packages/py-spatialist/package.py b/var/spack/repos/builtin/packages/py-spatialist/package.py
index c554b2a5a0..5f40abdd3a 100644
--- a/var/spack/repos/builtin/packages/py-spatialist/package.py
+++ b/var/spack/repos/builtin/packages/py-spatialist/package.py
@@ -14,7 +14,7 @@ class PySpatialist(PythonPackage):
     homepage = "https://github.com/johntruckenbrodt/spatialist"
     pypi = "spatialist/spatialist-0.4.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.4", sha256="153b118022c06ad2d1d51fb6cd9ecbfc8020bc1995b643ec7fa689a8c5dde7e9")
     version("0.2.8", sha256="97de7f9c0fbf28497ef28970bdf8093a152e691a783e7edad22998cb235154c6")
diff --git a/var/spack/repos/builtin/packages/py-spgl1/package.py b/var/spack/repos/builtin/packages/py-spgl1/package.py
index db909de76b..8d73311457 100644
--- a/var/spack/repos/builtin/packages/py-spgl1/package.py
+++ b/var/spack/repos/builtin/packages/py-spgl1/package.py
@@ -18,7 +18,7 @@ class PySpgl1(PythonPackage):
     pypi = "spgl1/spgl1-0.0.2.tar.gz"
     git = "https://github.com/drrelyea/spgl1.git"
 
-    maintainers = ["archxlith"]
+    maintainers("archxlith")
 
     version("master", branch="master")
     version("0.0.2", sha256="a2a524724097bad18dd88a306dbcc99124c6c46ffcbb1a96d6ba6dd6fe2f7404")
diff --git a/var/spack/repos/builtin/packages/py-spherical/package.py b/var/spack/repos/builtin/packages/py-spherical/package.py
index c8eaf6c3d2..ee562f077a 100644
--- a/var/spack/repos/builtin/packages/py-spherical/package.py
+++ b/var/spack/repos/builtin/packages/py-spherical/package.py
@@ -13,7 +13,7 @@ class PySpherical(PythonPackage):
     homepage = "https://github.com/moble/spherical"
     pypi = "spherical/spherical-1.0.10.tar.gz"
 
-    maintainers = ["nilsvu", "moble"]
+    maintainers("nilsvu", "moble")
 
     version("1.0.10", sha256="a7f1d902aa89fd51174a0c69b2379c352d229bf7e088907e8eb4461ad227d95f")
 
diff --git a/var/spack/repos/builtin/packages/py-sphinx-argparse/package.py b/var/spack/repos/builtin/packages/py-sphinx-argparse/package.py
index 273b244370..f5c9ffdd3a 100644
--- a/var/spack/repos/builtin/packages/py-sphinx-argparse/package.py
+++ b/var/spack/repos/builtin/packages/py-sphinx-argparse/package.py
@@ -12,7 +12,7 @@ class PySphinxArgparse(PythonPackage):
     homepage = "https://pypi.org/project/sphinx-argparse"
     pypi = "sphinx-argparse/sphinx-argparse-0.3.1.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("0.3.1", sha256="82151cbd43ccec94a1530155f4ad34f251aaca6a0ffd5516d7fadf952d32dc1e")
 
diff --git a/var/spack/repos/builtin/packages/py-sphinx-design/package.py b/var/spack/repos/builtin/packages/py-sphinx-design/package.py
index f1f07d6881..0cfb1bcea2 100644
--- a/var/spack/repos/builtin/packages/py-sphinx-design/package.py
+++ b/var/spack/repos/builtin/packages/py-sphinx-design/package.py
@@ -12,7 +12,7 @@ class PySphinxDesign(PythonPackage):
     homepage = "https://sphinx-design.readthedocs.io"
     pypi = "sphinx-design/sphinx_design-0.3.0.tar.gz"
 
-    maintainers = ["ax3l", "adamjstewart"]
+    maintainers("ax3l", "adamjstewart")
 
     version("0.3.0", sha256="7183fa1fae55b37ef01bda5125a21ee841f5bbcbf59a35382be598180c4cefba")
 
diff --git a/var/spack/repos/builtin/packages/py-sphinx-tabs/package.py b/var/spack/repos/builtin/packages/py-sphinx-tabs/package.py
index 5c8992375b..560ff792b9 100644
--- a/var/spack/repos/builtin/packages/py-sphinx-tabs/package.py
+++ b/var/spack/repos/builtin/packages/py-sphinx-tabs/package.py
@@ -13,7 +13,7 @@ class PySphinxTabs(PythonPackage):
     homepage = "https://github.com/executablebooks/sphinx-tabs"
     pypi = "sphinx-tabs/sphinx-tabs-3.2.0.tar.gz"
 
-    maintainers = ["schmitts"]
+    maintainers("schmitts")
 
     version("3.2.0", sha256="33137914ed9b276e6a686d7a337310ee77b1dae316fdcbce60476913a152e0a4")
 
diff --git a/var/spack/repos/builtin/packages/py-sphinx/package.py b/var/spack/repos/builtin/packages/py-sphinx/package.py
index 1f98e7b080..6714dba243 100644
--- a/var/spack/repos/builtin/packages/py-sphinx/package.py
+++ b/var/spack/repos/builtin/packages/py-sphinx/package.py
@@ -12,7 +12,7 @@ class PySphinx(PythonPackage):
     homepage = "https://www.sphinx-doc.org/en/master/"
     pypi = "Sphinx/Sphinx-3.2.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("6.0.0", sha256="58c140ecd9aa0abbc8ff6da48a266648eac9e5bfc8e49576efd2979bf46f5961")
 
diff --git a/var/spack/repos/builtin/packages/py-statmorph/package.py b/var/spack/repos/builtin/packages/py-statmorph/package.py
index e0a99f9c49..b71654885d 100644
--- a/var/spack/repos/builtin/packages/py-statmorph/package.py
+++ b/var/spack/repos/builtin/packages/py-statmorph/package.py
@@ -15,7 +15,7 @@ class PyStatmorph(PythonPackage):
     homepage = "https://github.com/vrodgom/statmorph"
     pypi = "statmorph/statmorph-0.4.0.tar.gz"
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     version("0.4.0", sha256="7d1bb802baf3e203ac44c630a58c5049da5eb4d85091ac35e3f5c6ee4af8b05a")
 
diff --git a/var/spack/repos/builtin/packages/py-stomp-py/package.py b/var/spack/repos/builtin/packages/py-stomp-py/package.py
index 40b34d7509..2b299ddf9e 100644
--- a/var/spack/repos/builtin/packages/py-stomp-py/package.py
+++ b/var/spack/repos/builtin/packages/py-stomp-py/package.py
@@ -14,7 +14,7 @@ class PyStompPy(PythonPackage):
     homepage = "https://github.com/jasonrbriggs/stomp.py"
     pypi = "stomp.py/stomp.py-8.0.0.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("8.0.0", sha256="7085935293bfcc4a112a9830513275b2e0f3b040c5aad5ff8907e78f285b8b57")
 
diff --git a/var/spack/repos/builtin/packages/py-strawberryfields/package.py b/var/spack/repos/builtin/packages/py-strawberryfields/package.py
index 4dd0ec6fba..94cde69424 100644
--- a/var/spack/repos/builtin/packages/py-strawberryfields/package.py
+++ b/var/spack/repos/builtin/packages/py-strawberryfields/package.py
@@ -13,7 +13,7 @@ class PyStrawberryfields(PythonPackage):
     homepage = "https://github.com/XanaduAI/StrawberryFields"
     pypi = "StrawberryFields/StrawberryFields-0.23.0.tar.gz"
 
-    maintainers = PythonPackage.maintainers + ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     version("0.23.0", sha256="bfe94867cdee8e2904752573f1ff46b78d9f373da16a1cfa31e1bd6cdf2e3cb0")
 
diff --git a/var/spack/repos/builtin/packages/py-stui/package.py b/var/spack/repos/builtin/packages/py-stui/package.py
index 58296608c6..d5a524e4a7 100644
--- a/var/spack/repos/builtin/packages/py-stui/package.py
+++ b/var/spack/repos/builtin/packages/py-stui/package.py
@@ -12,7 +12,7 @@ class PyStui(PythonPackage):
     homepage = "https://github.com/mi-lad/stui"
     pypi = "stui/stui-0.3.6.tar.gz"
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     version("0.3.6", sha256="b7f4f9ff537977af0d37a3218217f2b882a30709fcd2773a07df09050c700102")
 
diff --git a/var/spack/repos/builtin/packages/py-tensorboard-plugin-wit/package.py b/var/spack/repos/builtin/packages/py-tensorboard-plugin-wit/package.py
index 7880b33276..e8eba16834 100644
--- a/var/spack/repos/builtin/packages/py-tensorboard-plugin-wit/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorboard-plugin-wit/package.py
@@ -21,7 +21,7 @@ class PyTensorboardPluginWit(PythonPackage):
     # Spack supports separate concretization of build deps.
     url = "https://pypi.io/packages/py3/t/tensorboard_plugin_wit/tensorboard_plugin_wit-1.8.0-py3-none-any.whl"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version(
         "1.8.1",
diff --git a/var/spack/repos/builtin/packages/py-tensorboard/package.py b/var/spack/repos/builtin/packages/py-tensorboard/package.py
index c554396430..25af82ee3f 100644
--- a/var/spack/repos/builtin/packages/py-tensorboard/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorboard/package.py
@@ -15,7 +15,7 @@ class PyTensorboard(PythonPackage):
     url = "https://files.pythonhosted.org/packages/py3/t/tensorboard/tensorboard-2.9.1-py3-none-any.whl"
     list_url = "https://pypi.org/simple/tensorboard/"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version(
         "2.10.0",
diff --git a/var/spack/repos/builtin/packages/py-tensorflow-estimator/package.py b/var/spack/repos/builtin/packages/py-tensorflow-estimator/package.py
index 9905ccdc4a..7a6b5967cf 100644
--- a/var/spack/repos/builtin/packages/py-tensorflow-estimator/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorflow-estimator/package.py
@@ -15,7 +15,7 @@ class PyTensorflowEstimator(Package):
     homepage = "https://github.com/tensorflow/estimator"
     url = "https://github.com/tensorflow/estimator/archive/v2.2.0.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("2.10", sha256="60df309377cf4e584ca20198f9639beb685d50616395f50770fc0999092d6d85")
     version("2.9.0", sha256="62d7b5a574d9c995542f6cb485ff1c18ad115afd9ec6d63437b2aab227c35ef6")
diff --git a/var/spack/repos/builtin/packages/py-tensorflow-hub/package.py b/var/spack/repos/builtin/packages/py-tensorflow-hub/package.py
index 178fb1f273..1ea9b79f90 100644
--- a/var/spack/repos/builtin/packages/py-tensorflow-hub/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorflow-hub/package.py
@@ -15,7 +15,7 @@ class PyTensorflowHub(Package):
     homepage = "https://github.com/tensorflow/hub"
     url = "https://github.com/tensorflow/hub/archive/refs/tags/v0.12.0.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("0.12.0", sha256="b192ef3a9a6cbeaee46142d64b47b979828dbf41fc56d48c6587e08f6b596446")
     version("0.11.0", sha256="4715a4212b45531a7c25ada7207d850467d1b5480f1940f16623f8770ad64df4")
diff --git a/var/spack/repos/builtin/packages/py-tensorflow-probability/package.py b/var/spack/repos/builtin/packages/py-tensorflow-probability/package.py
index b3a3ab73b4..0ef321b1df 100644
--- a/var/spack/repos/builtin/packages/py-tensorflow-probability/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorflow-probability/package.py
@@ -19,7 +19,7 @@ class PyTensorflowProbability(Package):
     homepage = "https://www.tensorflow.org/probability"
     url = "https://github.com/tensorflow/probability/archive/v0.12.1.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("0.18.0", sha256="f4852c0fea9117333ccb868f7a2ca75aecf5dd765dc39fd4ee5f8ab6fe87e909")
     version("0.12.1", sha256="1fe89e85fd053bf36e8645a5a1a53b729bc254cf1516bc224fcbd1e4ff50083a")
diff --git a/var/spack/repos/builtin/packages/py-tensorflow/package.py b/var/spack/repos/builtin/packages/py-tensorflow/package.py
index 1a57868bc0..d0358962fc 100644
--- a/var/spack/repos/builtin/packages/py-tensorflow/package.py
+++ b/var/spack/repos/builtin/packages/py-tensorflow/package.py
@@ -27,7 +27,7 @@ class PyTensorflow(Package, CudaPackage, ROCmPackage, PythonExtension):
     homepage = "https://www.tensorflow.org"
     url = "https://github.com/tensorflow/tensorflow/archive/v2.3.1.tar.gz"
 
-    maintainers = ["adamjstewart", "aweits"]
+    maintainers("adamjstewart", "aweits")
     import_modules = ["tensorflow"]
 
     version("2.10.1", sha256="622a92e22e6f3f4300ea43b3025a0b6122f1cc0e2d9233235e4c628c331a94a3")
diff --git a/var/spack/repos/builtin/packages/py-terminaltables/package.py b/var/spack/repos/builtin/packages/py-terminaltables/package.py
index 2b52d87977..6314b5b2f0 100644
--- a/var/spack/repos/builtin/packages/py-terminaltables/package.py
+++ b/var/spack/repos/builtin/packages/py-terminaltables/package.py
@@ -12,7 +12,7 @@ class PyTerminaltables(PythonPackage):
     homepage = "https://github.com/Robpol86/terminaltables"
     pypi = "terminaltables/terminaltables-3.1.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("3.1.0", sha256="f3eb0eb92e3833972ac36796293ca0906e998dc3be91fbe1f8615b331b853b81")
 
diff --git a/var/spack/repos/builtin/packages/py-tfdlpack/package.py b/var/spack/repos/builtin/packages/py-tfdlpack/package.py
index 2d001cfad5..ccafcb1514 100644
--- a/var/spack/repos/builtin/packages/py-tfdlpack/package.py
+++ b/var/spack/repos/builtin/packages/py-tfdlpack/package.py
@@ -13,7 +13,7 @@ class PyTfdlpack(CMakePackage, PythonExtension):
     homepage = "https://github.com/VoVAllen/tf-dlpack"
     git = "https://github.com/VoVAllen/tf-dlpack.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master", submodules=True)
     version("0.1.1", tag="v0.1.1", submodules=True)
diff --git a/var/spack/repos/builtin/packages/py-throttler/package.py b/var/spack/repos/builtin/packages/py-throttler/package.py
index bdc2dc901e..cbd0c27c51 100644
--- a/var/spack/repos/builtin/packages/py-throttler/package.py
+++ b/var/spack/repos/builtin/packages/py-throttler/package.py
@@ -12,7 +12,7 @@ class PyThrottler(PythonPackage):
     homepage = "https://github.com/uburuntu/throttler"
     pypi = "throttler/throttler-1.2.1.tar.gz"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("1.2.2", sha256="d54db406d98e1b54d18a9ba2b31ab9f093ac64a0a59d730c1cf7bb1cdfc94a58")
 
diff --git a/var/spack/repos/builtin/packages/py-tinyarray/package.py b/var/spack/repos/builtin/packages/py-tinyarray/package.py
index 26e4565729..524419c1a1 100644
--- a/var/spack/repos/builtin/packages/py-tinyarray/package.py
+++ b/var/spack/repos/builtin/packages/py-tinyarray/package.py
@@ -20,7 +20,7 @@ class PyTinyarray(PythonPackage):
 
     # Add a list of GitHub accounts to notify when the
     # package is updated
-    maintainers = ["payerle"]
+    maintainers("payerle")
 
     version("1.2.3", sha256="47a06f801ed4b3d438f4f7098e244cd0c6d7db09428b1bc5ee813e52234dee9f")
     version("1.2.2", sha256="660d6d8532e1db5efbebae2861e5733a7082486fbdeb47d57d84b8f477d697e4")
diff --git a/var/spack/repos/builtin/packages/py-tomli/package.py b/var/spack/repos/builtin/packages/py-tomli/package.py
index 0aaf63e808..ae213cc112 100644
--- a/var/spack/repos/builtin/packages/py-tomli/package.py
+++ b/var/spack/repos/builtin/packages/py-tomli/package.py
@@ -15,7 +15,7 @@ class PyTomli(PythonPackage):
     pypi = "tomli/tomli-2.0.1.tar.gz"
     git = "https://github.com/hukkin/tomli.git"
 
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("2.0.1", sha256="de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f")
     version("1.2.2", sha256="c6ce0015eb38820eaf32b5db832dbc26deb3dd427bd5f6556cf0acac2c214fee")
diff --git a/var/spack/repos/builtin/packages/py-toposort/package.py b/var/spack/repos/builtin/packages/py-toposort/package.py
index 7c9d268e8f..024a40c4ed 100644
--- a/var/spack/repos/builtin/packages/py-toposort/package.py
+++ b/var/spack/repos/builtin/packages/py-toposort/package.py
@@ -11,7 +11,7 @@ class PyToposort(PythonPackage):
 
     pypi = "toposort/toposort-1.6.tar.gz"
 
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("1.6", "a7428f56ef844f5055bb9e9e44b343983773ae6dce0fe5b101e08e27ffbd50ac")
 
diff --git a/var/spack/repos/builtin/packages/py-torch/package.py b/var/spack/repos/builtin/packages/py-torch/package.py
index b631025b8d..6e022ad70f 100644
--- a/var/spack/repos/builtin/packages/py-torch/package.py
+++ b/var/spack/repos/builtin/packages/py-torch/package.py
@@ -17,7 +17,7 @@ class PyTorch(PythonPackage, CudaPackage, ROCmPackage):
     homepage = "https://pytorch.org/"
     git = "https://github.com/pytorch/pytorch.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     # Exact set of modules is version- and variant-specific, just attempt to import the
     # core libraries to ensure that the package was successfully installed.
diff --git a/var/spack/repos/builtin/packages/py-torchdata/package.py b/var/spack/repos/builtin/packages/py-torchdata/package.py
index b240027a11..e91bd9584a 100644
--- a/var/spack/repos/builtin/packages/py-torchdata/package.py
+++ b/var/spack/repos/builtin/packages/py-torchdata/package.py
@@ -13,7 +13,7 @@ class PyTorchdata(PythonPackage):
     git = "https://github.com/pytorch/data.git"
     url = "https://github.com/pytorch/data/archive/refs/tags/v0.4.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("main", branch="main")
     version("0.5.1", sha256="69d80bd33ce8f08e7cfeeb71cefddfc29cede25a85881e33dbae47576b96ed29")
diff --git a/var/spack/repos/builtin/packages/py-torchgeo/package.py b/var/spack/repos/builtin/packages/py-torchgeo/package.py
index ffd8475507..e618537afe 100644
--- a/var/spack/repos/builtin/packages/py-torchgeo/package.py
+++ b/var/spack/repos/builtin/packages/py-torchgeo/package.py
@@ -17,7 +17,7 @@ class PyTorchgeo(PythonPackage):
     pypi = "torchgeo/torchgeo-0.1.0.tar.gz"
     git = "https://github.com/microsoft/torchgeo.git"
 
-    maintainers = ["adamjstewart", "calebrob6"]
+    maintainers("adamjstewart", "calebrob6")
 
     version("main", branch="main")
     version("0.4.0", sha256="a0812487205aa2db7bc92119d896ae4bf4f1014e6fdc0ce0f75bcb24fada6613")
diff --git a/var/spack/repos/builtin/packages/py-torchmetrics/package.py b/var/spack/repos/builtin/packages/py-torchmetrics/package.py
index feec5ea1ae..d508959271 100644
--- a/var/spack/repos/builtin/packages/py-torchmetrics/package.py
+++ b/var/spack/repos/builtin/packages/py-torchmetrics/package.py
@@ -12,7 +12,7 @@ class PyTorchmetrics(PythonPackage):
     homepage = "https://github.com/PyTorchLightning/metrics"
     pypi = "torchmetrics/torchmetrics-0.3.1.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.11.0", sha256="c838e0491d80775daadd0802e27ae3af112a52086c9ba8cbcd1e2807243c89ac")
     version("0.10.3", sha256="9e6ab66175f2dc13e246c37485b2c27c77931dfe47fc2b81c76217b8efdc1e57")
diff --git a/var/spack/repos/builtin/packages/py-torchtext/package.py b/var/spack/repos/builtin/packages/py-torchtext/package.py
index de08082a50..01a1d9f2a8 100644
--- a/var/spack/repos/builtin/packages/py-torchtext/package.py
+++ b/var/spack/repos/builtin/packages/py-torchtext/package.py
@@ -13,7 +13,7 @@ class PyTorchtext(PythonPackage):
     homepage = "https://github.com/pytorch/text"
     git = "https://github.com/pytorch/text.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("main", branch="main", submodules=True)
     version("0.14.1", tag="v0.14.1", submodules=True)
diff --git a/var/spack/repos/builtin/packages/py-torchvision/package.py b/var/spack/repos/builtin/packages/py-torchvision/package.py
index 11de5fac21..665f72c9b8 100644
--- a/var/spack/repos/builtin/packages/py-torchvision/package.py
+++ b/var/spack/repos/builtin/packages/py-torchvision/package.py
@@ -15,7 +15,7 @@ class PyTorchvision(PythonPackage):
     url = "https://github.com/pytorch/vision/archive/v0.8.2.tar.gz"
     git = "https://github.com/pytorch/vision.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("main", branch="main")
     version("0.14.1", sha256="ced67e1cf1f97e168cdf271851a4d0b6d382ab7936e7bcbb39aaa87239c324b6")
diff --git a/var/spack/repos/builtin/packages/py-transformers/package.py b/var/spack/repos/builtin/packages/py-transformers/package.py
index 0575db1da1..f89a9ec9d4 100644
--- a/var/spack/repos/builtin/packages/py-transformers/package.py
+++ b/var/spack/repos/builtin/packages/py-transformers/package.py
@@ -14,7 +14,7 @@ class PyTransformers(PythonPackage):
     homepage = "https://github.com/huggingface/transformers"
     pypi = "transformers/transformers-2.8.0.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("4.24.0", sha256="486f353a8e594002e48be0e2aba723d96eda839e63bfe274702a4b5eda85559b")
     version("4.6.1", sha256="83dbff763b7e7dc57cbef1a6b849655d4fcab6bffdd955c5e8bea12a4f76dc10")
diff --git a/var/spack/repos/builtin/packages/py-ucsf-pyem/package.py b/var/spack/repos/builtin/packages/py-ucsf-pyem/package.py
index 69b1415c7c..0f5b143560 100644
--- a/var/spack/repos/builtin/packages/py-ucsf-pyem/package.py
+++ b/var/spack/repos/builtin/packages/py-ucsf-pyem/package.py
@@ -13,7 +13,7 @@ class PyUcsfPyem(PythonPackage):
     homepage = "https://github.com/asarnow/pyem"
     git = "https://github.com/asarnow/pyem.git"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     # Using commit since releases haven't been updated in 2 years
     version("2021-04-07", commit="ed0527f98657d21d887357426b74e5240d477fae")
diff --git a/var/spack/repos/builtin/packages/py-unyt/package.py b/var/spack/repos/builtin/packages/py-unyt/package.py
index ab8bba8ac3..1f53dd35f3 100644
--- a/var/spack/repos/builtin/packages/py-unyt/package.py
+++ b/var/spack/repos/builtin/packages/py-unyt/package.py
@@ -14,7 +14,7 @@ class PyUnyt(PythonPackage):
     pypi = "unyt/unyt-2.8.0.tar.gz"
     git = "https://github.com/yt-project/unyt.git"
 
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("main", branch="main")
     version("2.9.2", sha256="8d4bf3dd3f7b4c29580728c0359caa17d62239673eeab436448d0777adeee5e1")
diff --git a/var/spack/repos/builtin/packages/py-uproot/package.py b/var/spack/repos/builtin/packages/py-uproot/package.py
index e50c37081f..e856e4936e 100644
--- a/var/spack/repos/builtin/packages/py-uproot/package.py
+++ b/var/spack/repos/builtin/packages/py-uproot/package.py
@@ -19,7 +19,7 @@ class PyUproot(PythonPackage):
     homepage = "https://github.com/scikit-hep/uproot4"
     pypi = "uproot/uproot-4.0.6.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/py-uproot4/package.py b/var/spack/repos/builtin/packages/py-uproot4/package.py
index 5b0b2d7d97..57d32e5b37 100644
--- a/var/spack/repos/builtin/packages/py-uproot4/package.py
+++ b/var/spack/repos/builtin/packages/py-uproot4/package.py
@@ -15,7 +15,7 @@ class PyUproot4(PythonPackage):
     git = "https://github.com/scikit-hep/uproot4"
     url = "https://github.com/scikit-hep/uproot4/archive/0.0.27.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     tags = ["hep"]
 
diff --git a/var/spack/repos/builtin/packages/py-usgs/package.py b/var/spack/repos/builtin/packages/py-usgs/package.py
index 2807481477..f348be2fa9 100644
--- a/var/spack/repos/builtin/packages/py-usgs/package.py
+++ b/var/spack/repos/builtin/packages/py-usgs/package.py
@@ -12,7 +12,7 @@ class PyUsgs(PythonPackage):
     homepage = "https://github.com/kapadia/usgs"
     pypi = "usgs/usgs-0.2.7.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.2.7", sha256="484e569ea1baf9574e11ccf15219957364690dcf06ee3d09afef030df944e79b")
 
diff --git a/var/spack/repos/builtin/packages/py-uvw/package.py b/var/spack/repos/builtin/packages/py-uvw/package.py
index 3c0cb8d3f0..cc086f3014 100644
--- a/var/spack/repos/builtin/packages/py-uvw/package.py
+++ b/var/spack/repos/builtin/packages/py-uvw/package.py
@@ -16,7 +16,7 @@ class PyUvw(PythonPackage):
     git = "https://github.com/prs513rosewood/uvw.git"
     pypi = "uvw/uvw-0.3.1.tar.gz"
 
-    maintainers = ["prs513rosewood"]
+    maintainers("prs513rosewood")
 
     version("master", branch="master")
     version("0.5.0", sha256="dd4501bc2f8c6080467f19d7537a282123a51d849c6b7ace18191ab751ec7621")
diff --git a/var/spack/repos/builtin/packages/py-vermin/package.py b/var/spack/repos/builtin/packages/py-vermin/package.py
index 21aca90a69..5cb16fd061 100644
--- a/var/spack/repos/builtin/packages/py-vermin/package.py
+++ b/var/spack/repos/builtin/packages/py-vermin/package.py
@@ -13,7 +13,7 @@ class PyVermin(PythonPackage):
     homepage = "https://github.com/netromdk/vermin"
     url = "https://github.com/netromdk/vermin/archive/v1.5.1.tar.gz"
 
-    maintainers = ["netromdk"]
+    maintainers("netromdk")
 
     version("1.5.1", sha256="2d1c7601d054da9fa5c5eb6c817c714235f9d484b74011f7f86c98f0a25e93ea")
     version("1.5.0", sha256="77207385c9cea1f02053a8f2e7f2e8c945394cf37c44c70ce217cada077a2d17")
diff --git a/var/spack/repos/builtin/packages/py-versioneer/package.py b/var/spack/repos/builtin/packages/py-versioneer/package.py
index 3d6078684d..934471eec2 100644
--- a/var/spack/repos/builtin/packages/py-versioneer/package.py
+++ b/var/spack/repos/builtin/packages/py-versioneer/package.py
@@ -14,7 +14,7 @@ class PyVersioneer(PythonPackage):
     pypi = "versioneer/versioneer-0.26.tar.gz"
     git = "https://github.com/python-versioneer/python-versioneer.git"
 
-    maintainers = ["scemama"]
+    maintainers("scemama")
 
     version("0.26", sha256="84fc729aa296d1d26645a8f62f178019885ff6f9a1073b29a4a228270ac5257b")
     version("0.18", sha256="ead1f78168150011189521b479d3a0dd2f55c94f5b07747b484fd693c3fbf335")
diff --git a/var/spack/repos/builtin/packages/py-wandb/package.py b/var/spack/repos/builtin/packages/py-wandb/package.py
index 7c73fa33e3..619fecce8d 100644
--- a/var/spack/repos/builtin/packages/py-wandb/package.py
+++ b/var/spack/repos/builtin/packages/py-wandb/package.py
@@ -13,7 +13,7 @@ class PyWandb(PythonPackage):
     homepage = "https://github.com/wandb/wandb"
     pypi = "wandb/wandb-0.13.9.tar.gz"
 
-    maintainers = ["thomas-bouvier"]
+    maintainers("thomas-bouvier")
 
     version("0.13.9", sha256="0a17365ce1f18306ce7a7f16b943094fac7284bb85f4e52c0685705602f9e307")
     version(
diff --git a/var/spack/repos/builtin/packages/py-warpx/package.py b/var/spack/repos/builtin/packages/py-warpx/package.py
index c3a51857eb..fefdf2355e 100644
--- a/var/spack/repos/builtin/packages/py-warpx/package.py
+++ b/var/spack/repos/builtin/packages/py-warpx/package.py
@@ -21,7 +21,7 @@ class PyWarpx(PythonPackage):
     url = "https://github.com/ECP-WarpX/WarpX/archive/refs/tags/23.01.tar.gz"
     git = "https://github.com/ECP-WarpX/WarpX.git"
 
-    maintainers = ["ax3l", "dpgrote", "RemiLehe"]
+    maintainers("ax3l", "dpgrote", "RemiLehe")
 
     tags = ["e4s", "ecp"]
 
diff --git a/var/spack/repos/builtin/packages/py-webargs/package.py b/var/spack/repos/builtin/packages/py-webargs/package.py
index 6a9145b5cd..811de77ad3 100644
--- a/var/spack/repos/builtin/packages/py-webargs/package.py
+++ b/var/spack/repos/builtin/packages/py-webargs/package.py
@@ -14,7 +14,7 @@ class PyWebargs(PythonPackage):
     homepage = "https://github.com/marshmallow-code/webargs"
     pypi = "webargs/webargs-8.1.0.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("8.1.0", sha256="f1f0b7f054a22263cf750529fc0926709ca47da9a2c417d423ad88d9fa6a5d33")
 
diff --git a/var/spack/repos/builtin/packages/py-wurlitzer/package.py b/var/spack/repos/builtin/packages/py-wurlitzer/package.py
index 8d6345fd79..76e2b83997 100644
--- a/var/spack/repos/builtin/packages/py-wurlitzer/package.py
+++ b/var/spack/repos/builtin/packages/py-wurlitzer/package.py
@@ -11,7 +11,7 @@ class PyWurlitzer(PythonPackage):
 
     pypi = "wurlitzer/wurlitzer-3.0.2.tar.gz"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("3.0.2", sha256="36051ac530ddb461a86b6227c4b09d95f30a1d1043de2b4a592e97ae8a84fcdf")
 
diff --git a/var/spack/repos/builtin/packages/py-xdot/package.py b/var/spack/repos/builtin/packages/py-xdot/package.py
index 892a2f8652..24bb927dca 100644
--- a/var/spack/repos/builtin/packages/py-xdot/package.py
+++ b/var/spack/repos/builtin/packages/py-xdot/package.py
@@ -13,7 +13,7 @@ class PyXdot(PythonPackage):
     homepage = "https://github.com/jrfonseca/xdot.py"
     pypi = "xdot/xdot-1.0.tar.gz"
     git = "https://github.com/jrfonseca/xdot.py.git"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("master", branch="master")
     version("1.2", sha256="3df91e6c671869bd2a6b2a8883fa3476dbe2ba763bd2a7646cf848a9eba71b70")
diff --git a/var/spack/repos/builtin/packages/py-xgboost/package.py b/var/spack/repos/builtin/packages/py-xgboost/package.py
index 9a1fa69ce3..bd48b5069c 100644
--- a/var/spack/repos/builtin/packages/py-xgboost/package.py
+++ b/var/spack/repos/builtin/packages/py-xgboost/package.py
@@ -15,7 +15,7 @@ class PyXgboost(PythonPackage):
     homepage = "https://xgboost.ai/"
     pypi = "xgboost/xgboost-1.3.3.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
     import_modules = ["xgboost"]
 
     version("1.6.2", sha256="e1f5c91ba88cf8edb409d7fd2ca150dcd80b6f2115587d87365f0c10b2d4f009")
diff --git a/var/spack/repos/builtin/packages/py-xonsh/package.py b/var/spack/repos/builtin/packages/py-xonsh/package.py
index 4c89e8c9d9..911c3d3bc8 100644
--- a/var/spack/repos/builtin/packages/py-xonsh/package.py
+++ b/var/spack/repos/builtin/packages/py-xonsh/package.py
@@ -13,7 +13,7 @@ class PyXonsh(PythonPackage):
     homepage = "https://xon.sh/"
     pypi = "xonsh/xonsh-0.11.0.tar.gz"
 
-    maintainers = ["mdorier"]
+    maintainers("mdorier")
 
     version("0.11.0", sha256="0d9c3d9a4e8b8199ae697fbc9d1e0ae55085cdbdd4306d04813350996f9c15dc")
 
diff --git a/var/spack/repos/builtin/packages/py-xtb/package.py b/var/spack/repos/builtin/packages/py-xtb/package.py
index 6c5ef90484..15fc679a72 100644
--- a/var/spack/repos/builtin/packages/py-xtb/package.py
+++ b/var/spack/repos/builtin/packages/py-xtb/package.py
@@ -13,10 +13,7 @@ class PyXtb(PythonPackage):
     pypi = "xtb/xtb-22.1.tar.gz"
     git = "https://github.com/grimme-lab/xtb-python.git"
 
-    maintainers = [
-        *PythonPackage.maintainers,
-        "awvwgk",
-    ]
+    maintainers("awvwgk")
 
     version("22.1", "7a59e7b783fc6e8b7328f55211de681e535a83991b07c4bab73494063f5e9018")
 
diff --git a/var/spack/repos/builtin/packages/py-yq/package.py b/var/spack/repos/builtin/packages/py-yq/package.py
index bf85b48df6..54b9a5c7df 100644
--- a/var/spack/repos/builtin/packages/py-yq/package.py
+++ b/var/spack/repos/builtin/packages/py-yq/package.py
@@ -12,7 +12,7 @@ class PyYq(PythonPackage):
     homepage = "https://github.com/kislyuk/yq"
     pypi = "yq/yq-2.12.2.tar.gz"
 
-    maintainers = ["qwertos"]
+    maintainers("qwertos")
 
     version("2.12.2", sha256="2f156d0724b61487ac8752ed4eaa702a5737b804d5afa46fa55866951cd106d2")
 
diff --git a/var/spack/repos/builtin/packages/py-yt/package.py b/var/spack/repos/builtin/packages/py-yt/package.py
index d7beac8c54..12479dd4ef 100644
--- a/var/spack/repos/builtin/packages/py-yt/package.py
+++ b/var/spack/repos/builtin/packages/py-yt/package.py
@@ -20,7 +20,7 @@ class PyYt(PythonPackage):
     git = "https://github.com/yt-project/yt.git"
     pypi = "yt/yt-4.1.2.tar.gz"
 
-    maintainers = ["charmoniumq"]
+    maintainers("charmoniumq")
 
     version("4.1.2", sha256="0ae03288b067721baad14c016f253dc791cd444a1f2dd5d804cf91da622a0c76")
     version("3.6.1", sha256="be454f9d05dcbe0623328b4df43a1bfd1f0925e516be97399710452931a19bb0")
diff --git a/var/spack/repos/builtin/packages/py-yte/package.py b/var/spack/repos/builtin/packages/py-yte/package.py
index c3f1f6d1e6..cca5d151b8 100644
--- a/var/spack/repos/builtin/packages/py-yte/package.py
+++ b/var/spack/repos/builtin/packages/py-yte/package.py
@@ -12,7 +12,7 @@ class PyYte(PythonPackage):
     homepage = "https://yte-template-engine.github.io"
     pypi = "yte/yte-1.5.1.tar.gz"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     version("1.5.1", sha256="6d0b315b78af83276d78f5f67c107c84238f772a76d74f4fc77905b46f3731f5")
 
diff --git a/var/spack/repos/builtin/packages/py-ytopt-autotune/package.py b/var/spack/repos/builtin/packages/py-ytopt-autotune/package.py
index 2051c1ef27..a0ac8d9c22 100644
--- a/var/spack/repos/builtin/packages/py-ytopt-autotune/package.py
+++ b/var/spack/repos/builtin/packages/py-ytopt-autotune/package.py
@@ -9,7 +9,7 @@ from spack.package import *
 class PyYtoptAutotune(PythonPackage):
     """Common interface for autotuning search space and method definition."""
 
-    maintainers = ["Kerilk", "liuyangzhuan"]
+    maintainers("Kerilk", "liuyangzhuan")
 
     homepage = "https://github.com/ytopt-team/autotune"
     url = "https://github.com/ytopt-team/autotune/archive/refs/tags/v1.1.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/py-ytopt/package.py b/var/spack/repos/builtin/packages/py-ytopt/package.py
index 36efc59431..f9ce2c090f 100644
--- a/var/spack/repos/builtin/packages/py-ytopt/package.py
+++ b/var/spack/repos/builtin/packages/py-ytopt/package.py
@@ -10,7 +10,7 @@ class PyYtopt(PythonPackage):
     """Ytopt package implements search using Random Forest (SuRF), an autotuning
     search method developed within Y-Tune ECP project."""
 
-    maintainers = ["Kerilk"]
+    maintainers("Kerilk")
 
     homepage = "https://github.com/ytopt-team/ytopt"
     url = "https://github.com/ytopt-team/ytopt/archive/refs/tags/v0.0.1.tar.gz"
diff --git a/var/spack/repos/builtin/packages/pythia6/package.py b/var/spack/repos/builtin/packages/pythia6/package.py
index eef3891aa1..1180d2ef9f 100644
--- a/var/spack/repos/builtin/packages/pythia6/package.py
+++ b/var/spack/repos/builtin/packages/pythia6/package.py
@@ -36,7 +36,7 @@ class Pythia6(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["gartung", "chissg"]
+    maintainers("gartung", "chissg")
 
     version(
         "6.4.28",
diff --git a/var/spack/repos/builtin/packages/pythia8/package.py b/var/spack/repos/builtin/packages/pythia8/package.py
index 3cb7b43d5b..05acfead7e 100644
--- a/var/spack/repos/builtin/packages/pythia8/package.py
+++ b/var/spack/repos/builtin/packages/pythia8/package.py
@@ -17,7 +17,7 @@ class Pythia8(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["ChristianTackeGSI"]
+    maintainers("ChristianTackeGSI")
 
     version("8.306", sha256="734803b722b1c1b53c8cf2f0d3c30747c80fc2dde5e0ba141bc9397dad37a8f6")
     version("8.304", sha256="d3897018fb6d545eaf93bf43f32580c984a9bff49259d9dd29dff6edfbe9d9a1")
diff --git a/var/spack/repos/builtin/packages/python/package.py b/var/spack/repos/builtin/packages/python/package.py
index a67d8771e7..419e5b8c7b 100644
--- a/var/spack/repos/builtin/packages/python/package.py
+++ b/var/spack/repos/builtin/packages/python/package.py
@@ -37,7 +37,7 @@ class Python(Package):
     list_depth = 1
     tags = ["windows"]
 
-    maintainers = ["adamjstewart", "skosukhin", "scheibelp", "pradyunsg"]
+    maintainers("adamjstewart", "skosukhin", "scheibelp", "pradyunsg")
 
     phases = ["configure", "build", "install"]
 
diff --git a/var/spack/repos/builtin/packages/q-e-sirius/package.py b/var/spack/repos/builtin/packages/q-e-sirius/package.py
index c9bbb19e59..b3ef5761fd 100644
--- a/var/spack/repos/builtin/packages/q-e-sirius/package.py
+++ b/var/spack/repos/builtin/packages/q-e-sirius/package.py
@@ -15,7 +15,7 @@ class QESirius(CMakePackage):
     url = "https://github.com/electronic-structure/q-e-sirius/archive/v6.5-rc4-sirius.tar.gz"
     git = "https://github.com/electronic-structure/q-e-sirius.git"
 
-    maintainers = ["simonpintarelli"]
+    maintainers("simonpintarelli")
 
     version("develop-ristretto", branch="ristretto", submodules=True)
     version("6.7-rc1-sirius", tag="v6.7-rc1-sirius", submodules=True)
diff --git a/var/spack/repos/builtin/packages/qcat/package.py b/var/spack/repos/builtin/packages/qcat/package.py
index 9bb048bbe9..9c0d4263af 100644
--- a/var/spack/repos/builtin/packages/qcat/package.py
+++ b/var/spack/repos/builtin/packages/qcat/package.py
@@ -12,7 +12,7 @@ class Qcat(CMakePackage):
     homepage = "https://github.com/szcompressor/qcat"
     git = "https://github.com/szcompressor/qcat"
 
-    maintainers = ["disheng222", "robertu94"]
+    maintainers("disheng222", "robertu94")
 
     version("master", branch="master")
     version("1.4", commit="f16032cf237837b1d32dde0c3daa6ad1ca4a912f")
diff --git a/var/spack/repos/builtin/packages/qemu/package.py b/var/spack/repos/builtin/packages/qemu/package.py
index 61043d4b72..cdfebd868d 100644
--- a/var/spack/repos/builtin/packages/qemu/package.py
+++ b/var/spack/repos/builtin/packages/qemu/package.py
@@ -13,7 +13,7 @@ class Qemu(AutotoolsPackage):
     homepage = "https://www.qemu.org"
     url = "https://download.qemu.org/qemu-4.1.1.tar.xz"
 
-    maintainers = ["anderbubble"]
+    maintainers("anderbubble")
 
     version("4.1.1", sha256="ed6fdbbdd272611446ff8036991e9b9f04a2ab2e3ffa9e79f3bab0eb9a95a1d2")
     version("4.1.0", sha256="656e60218689bdeec69903087fd7582d5d3e72238d02f4481d8dc6d79fd909c6")
diff --git a/var/spack/repos/builtin/packages/qgis/package.py b/var/spack/repos/builtin/packages/qgis/package.py
index 6a420da9ed..c321a80bb2 100644
--- a/var/spack/repos/builtin/packages/qgis/package.py
+++ b/var/spack/repos/builtin/packages/qgis/package.py
@@ -15,7 +15,7 @@ class Qgis(CMakePackage):
     homepage = "https://qgis.org"
     url = "https://qgis.org/downloads/qgis-3.8.1.tar.bz2"
 
-    maintainers = ["adamjstewart", "Sinan81"]
+    maintainers("adamjstewart", "Sinan81")
 
     version("3.22.0", sha256="cf0c169863f332aab67d8c4943e14b73a564f0254bf54015f5826c6427e6785b")
     version("3.18.2", sha256="1913e4d5596bbc8b7d143f3defb18bf376f750a71f334f69d76af5deca7ecc5d")
diff --git a/var/spack/repos/builtin/packages/qmcpack/package.py b/var/spack/repos/builtin/packages/qmcpack/package.py
index 0bd2139db6..fe27405fc6 100644
--- a/var/spack/repos/builtin/packages/qmcpack/package.py
+++ b/var/spack/repos/builtin/packages/qmcpack/package.py
@@ -15,7 +15,7 @@ class Qmcpack(CMakePackage, CudaPackage):
     # Package information
     homepage = "https://www.qmcpack.org/"
     git = "https://github.com/QMCPACK/qmcpack.git"
-    maintainers = ["ye-luo"]
+    maintainers("ye-luo")
     tags = ["ecp", "ecp-apps"]
 
     # This download method is untrusted, and is not recommended by the
diff --git a/var/spack/repos/builtin/packages/qmd-progress/package.py b/var/spack/repos/builtin/packages/qmd-progress/package.py
index 3e915935d0..e52a247d68 100644
--- a/var/spack/repos/builtin/packages/qmd-progress/package.py
+++ b/var/spack/repos/builtin/packages/qmd-progress/package.py
@@ -16,7 +16,7 @@ class QmdProgress(CMakePackage):
     url = "https://github.com/lanl/qmd-progress/archive/refs/tags/v1.2.0.tar.gz"
     git = "https://github.com/lanl/qmd-progress.git"
 
-    maintainers = ["jeanlucf22"]
+    maintainers("jeanlucf22")
 
     version("master", branch="master")
     version("1.2.0", sha256="d41708f0e9c12d0e421a9fa883f8b12478cf4faa7453703143f32c093626638e")
diff --git a/var/spack/repos/builtin/packages/qoz/package.py b/var/spack/repos/builtin/packages/qoz/package.py
index e2f3661454..746677e561 100644
--- a/var/spack/repos/builtin/packages/qoz/package.py
+++ b/var/spack/repos/builtin/packages/qoz/package.py
@@ -14,7 +14,7 @@ class Qoz(CMakePackage):
 
     version("2022.04.26", commit="d28a7a8c9f703075441b700202b8a1ee185ded00")
 
-    maintainers = ["disheng222"]
+    maintainers("disheng222")
 
     depends_on("zstd")
     depends_on("gsl")
diff --git a/var/spack/repos/builtin/packages/qt-base/package.py b/var/spack/repos/builtin/packages/qt-base/package.py
index 8af369ba49..e83ccafb22 100644
--- a/var/spack/repos/builtin/packages/qt-base/package.py
+++ b/var/spack/repos/builtin/packages/qt-base/package.py
@@ -20,7 +20,7 @@ class QtBase(CMakePackage):
     url = "https://github.com/qt/qtbase/archive/refs/tags/v6.3.1.tar.gz"
     list_url = "https://github.com/qt/qtbase/tags"
 
-    maintainers = ["wdconinc", "sethrj"]
+    maintainers("wdconinc", "sethrj")
 
     version("6.3.2", sha256="95b78830a99f417ff34ee784ab78f5eeb7bb12adb16d137c3026434c44a904dd")
     version("6.3.1", sha256="4393e8cea0c58b1e0e901735fcffad141261576a0fa414ed6309910ac3d49df9")
diff --git a/var/spack/repos/builtin/packages/qt-declarative/package.py b/var/spack/repos/builtin/packages/qt-declarative/package.py
index 9fac409152..34f2aa4658 100644
--- a/var/spack/repos/builtin/packages/qt-declarative/package.py
+++ b/var/spack/repos/builtin/packages/qt-declarative/package.py
@@ -17,7 +17,7 @@ class QtDeclarative(CMakePackage):
     url = "https://github.com/qt/qtdeclarative/archive/refs/tags/v6.2.3.tar.gz"
     list_url = "https://github.com/qt/qtdeclarative/tags"
 
-    maintainers = ["wdconinc", "sethrj"]
+    maintainers("wdconinc", "sethrj")
 
     version("6.3.2", sha256="140a3c4973d56d79abf5fea9ae5cf13b3ef7693ed1d826b263802926a4ba84b6")
     version("6.3.1", sha256="1606723c2cc150c9b7339fd33ca5e2ca00d6e738e119c52a1d37ca12d3329ba9")
diff --git a/var/spack/repos/builtin/packages/qt-quick3d/package.py b/var/spack/repos/builtin/packages/qt-quick3d/package.py
index 439b02fda1..8ba06d999f 100644
--- a/var/spack/repos/builtin/packages/qt-quick3d/package.py
+++ b/var/spack/repos/builtin/packages/qt-quick3d/package.py
@@ -17,7 +17,7 @@ class QtQuick3d(CMakePackage):
     url = "https://github.com/qt/qtquick3d/archive/refs/tags/v6.2.3.tar.gz"
     list_url = "https://github.com/qt/qtquick3d/tags"
 
-    maintainers = ["wdconinc", "sethrj"]
+    maintainers("wdconinc", "sethrj")
 
     version("6.3.2", sha256="a3ec81393f1cd45eb18ee3d47582998679eef141b856bdd2baa2d41f019a0eea")
     version("6.3.1", sha256="79f0813ff776dc2aa07a8513ecd9d550dd8d449dc8fcd834fb0c9b22ea4a1893")
diff --git a/var/spack/repos/builtin/packages/qt-quicktimeline/package.py b/var/spack/repos/builtin/packages/qt-quicktimeline/package.py
index 57f31df9ef..a3401a3263 100644
--- a/var/spack/repos/builtin/packages/qt-quicktimeline/package.py
+++ b/var/spack/repos/builtin/packages/qt-quicktimeline/package.py
@@ -14,7 +14,7 @@ class QtQuicktimeline(CMakePackage):
     url = "https://github.com/qt/qtquicktimeline/archive/refs/tags/v6.2.3.tar.gz"
     list_url = "https://github.com/qt/qtquicktimeline/tags"
 
-    maintainers = ["wdconinc", "sethrj"]
+    maintainers("wdconinc", "sethrj")
 
     version("6.3.2", sha256="ca6e53a92b022b49098c15f2cc5897953644de8477310696542a03bbbe5666aa")
     version("6.3.1", sha256="ba1e808d4c0fce899c235942df34ae5d349632f61a302d14feeae7465cf1f197")
diff --git a/var/spack/repos/builtin/packages/qt-shadertools/package.py b/var/spack/repos/builtin/packages/qt-shadertools/package.py
index 550fe4291b..f043d43ffd 100644
--- a/var/spack/repos/builtin/packages/qt-shadertools/package.py
+++ b/var/spack/repos/builtin/packages/qt-shadertools/package.py
@@ -19,7 +19,7 @@ class QtShadertools(CMakePackage):
     url = "https://github.com/qt/qtshadertools/archive/refs/tags/v6.2.3.tar.gz"
     list_url = "https://github.com/qt/qtshadertools/tags"
 
-    maintainers = ["wdconinc", "sethrj"]
+    maintainers("wdconinc", "sethrj")
 
     version("6.3.2", sha256="ec73303e6c91cddae402b1ac0d18a0d35619f348785514be30cec2791cd63faa")
     version("6.3.1", sha256="1b8b18b6ece4d92d0bf60a3b2a9924b45c369968cc77217796434ac7c5c6628f")
diff --git a/var/spack/repos/builtin/packages/qt/package.py b/var/spack/repos/builtin/packages/qt/package.py
index 59b8b07e70..3a9a4b75d1 100644
--- a/var/spack/repos/builtin/packages/qt/package.py
+++ b/var/spack/repos/builtin/packages/qt/package.py
@@ -27,7 +27,7 @@ class Qt(Package):
     url = "https://download.qt.io/archive/qt/5.15/5.15.2/single/qt-everywhere-src-5.15.2.tar.xz"
     list_url = "https://download.qt.io/archive/qt/"
     list_depth = 3
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     phases = ["configure", "build", "install"]
 
diff --git a/var/spack/repos/builtin/packages/quantum-espresso/package.py b/var/spack/repos/builtin/packages/quantum-espresso/package.py
index fdf1429d03..557477cd24 100644
--- a/var/spack/repos/builtin/packages/quantum-espresso/package.py
+++ b/var/spack/repos/builtin/packages/quantum-espresso/package.py
@@ -18,7 +18,7 @@ class QuantumEspresso(CMakePackage, Package):
     url = "https://gitlab.com/QEF/q-e/-/archive/qe-6.6/q-e-qe-6.6.tar.gz"
     git = "https://gitlab.com/QEF/q-e.git"
 
-    maintainers = ["ye-luo", "danielecesarini", "bellenlau"]
+    maintainers("ye-luo", "danielecesarini", "bellenlau")
 
     build_system(conditional("cmake", when="@6.8:"), "generic", default="cmake")
 
diff --git a/var/spack/repos/builtin/packages/quicksilver/package.py b/var/spack/repos/builtin/packages/quicksilver/package.py
index 2642b006e9..f4709e191c 100644
--- a/var/spack/repos/builtin/packages/quicksilver/package.py
+++ b/var/spack/repos/builtin/packages/quicksilver/package.py
@@ -17,7 +17,7 @@ class Quicksilver(MakefilePackage):
     url = "https://github.com/LLNL/Quicksilver/tarball/V1.0"
     git = "https://github.com/LLNL/Quicksilver.git"
 
-    maintainers = ["richards12"]
+    maintainers("richards12")
 
     version("master", branch="master")
     version("1.0", sha256="83371603b169ec75e41fb358881b7bd498e83597cd251ff9e5c35769ef22c59a")
diff --git a/var/spack/repos/builtin/packages/r-chipseq/package.py b/var/spack/repos/builtin/packages/r-chipseq/package.py
index 75f2ee4036..f8033851d4 100644
--- a/var/spack/repos/builtin/packages/r-chipseq/package.py
+++ b/var/spack/repos/builtin/packages/r-chipseq/package.py
@@ -13,7 +13,7 @@ class RChipseq(RPackage):
 
     bioc = "chipseq"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.48.0", commit="9c78296001b6dd4102318879c8504dac70015822")
     version("1.46.0", commit="76b00397cd117d5432158f50fc1032d50485bd24")
diff --git a/var/spack/repos/builtin/packages/r-circstats/package.py b/var/spack/repos/builtin/packages/r-circstats/package.py
index e4da9123b2..5a8047307c 100644
--- a/var/spack/repos/builtin/packages/r-circstats/package.py
+++ b/var/spack/repos/builtin/packages/r-circstats/package.py
@@ -14,7 +14,7 @@ class RCircstats(RPackage):
 
     cran = "CircStats"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.2-6", sha256="8efed93b75b314577341effea214e3dd6e0a515cfe1212eb051047a1f3276f1d")
 
diff --git a/var/spack/repos/builtin/packages/r-dexseq/package.py b/var/spack/repos/builtin/packages/r-dexseq/package.py
index d9f559cecd..b76c64f587 100644
--- a/var/spack/repos/builtin/packages/r-dexseq/package.py
+++ b/var/spack/repos/builtin/packages/r-dexseq/package.py
@@ -19,7 +19,7 @@ class RDexseq(RPackage):
 
     bioc = "DEXSeq"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.44.0", commit="9660d7372d5ced1a7e324ed9a61b935023b7d135")
     version("1.42.0", commit="d91de62a27d0cab2ef12ef1a5f23dc2f7a0cfadd")
diff --git a/var/spack/repos/builtin/packages/r-fastdigest/package.py b/var/spack/repos/builtin/packages/r-fastdigest/package.py
index 523f4719a7..895ce575e8 100644
--- a/var/spack/repos/builtin/packages/r-fastdigest/package.py
+++ b/var/spack/repos/builtin/packages/r-fastdigest/package.py
@@ -19,6 +19,6 @@ class RFastdigest(RPackage):
 
     cran = "fastdigest"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.6-3", sha256="62a04aa39f751cf9bb7ff43cadb3c1a8d2270d7f3e8550a2d6ca9e1d8ca09a09")
diff --git a/var/spack/repos/builtin/packages/r-fpcompare/package.py b/var/spack/repos/builtin/packages/r-fpcompare/package.py
index e86e78d361..8188a1df09 100644
--- a/var/spack/repos/builtin/packages/r-fpcompare/package.py
+++ b/var/spack/repos/builtin/packages/r-fpcompare/package.py
@@ -20,7 +20,7 @@ class RFpcompare(RPackage):
 
     cran = "fpCompare"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.2.4", sha256="7189842a123e67b2d5d4b1dd72901959b821ec086d61cabc1dad9eae23f52570")
     version("0.2.3", sha256="f89be3568544a3a44e4f01b5050ed03705805308ec1aa4add9a5e1b5b328dbdf")
diff --git a/var/spack/repos/builtin/packages/r-libpressio/package.py b/var/spack/repos/builtin/packages/r-libpressio/package.py
index 81153c7bf9..53dcd43470 100644
--- a/var/spack/repos/builtin/packages/r-libpressio/package.py
+++ b/var/spack/repos/builtin/packages/r-libpressio/package.py
@@ -12,7 +12,7 @@ class RLibpressio(RPackage):
     homepage = "https://github.com/robertu94/libpressio-r"
     url = "https://github.com/robertu94/libpressio-r/archive/0.0.1.tar.gz"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("1.6.0", sha256="4f8a712e5e84a201373a104e73b10282fcf98f1c7672cc1dd5a2ff07a32d54f6")
     version("1.5.0", sha256="6b0e095610f190aad5dded0dbc6c0783893d4d5e773afc80328fc8c5befeff58")
diff --git a/var/spack/repos/builtin/packages/r-memuse/package.py b/var/spack/repos/builtin/packages/r-memuse/package.py
index 02d3665816..0fdb35beb4 100644
--- a/var/spack/repos/builtin/packages/r-memuse/package.py
+++ b/var/spack/repos/builtin/packages/r-memuse/package.py
@@ -16,7 +16,7 @@ class RMemuse(RPackage):
 
     cran = "memuse"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("4.2-2", sha256="63dc2b2ad41da9af5d9b71c1fa9b03f37d1d58db2ed63355c303349d2247b7e5")
     version("4.2-1", sha256="f5e9dbaad4efbbfe219a93f446e318a00cad5b294bfc60ca2146eca894b47cf3")
diff --git a/var/spack/repos/builtin/packages/r-pegas/package.py b/var/spack/repos/builtin/packages/r-pegas/package.py
index 63446ce942..b7a5e37e65 100644
--- a/var/spack/repos/builtin/packages/r-pegas/package.py
+++ b/var/spack/repos/builtin/packages/r-pegas/package.py
@@ -18,7 +18,7 @@ class RPegas(RPackage):
 
     cran = "pegas"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.1", sha256="87ba91a819496dfc3abdcc792ff853a6d49caae6335598a24c23e8851505ed59")
     version("0.14", sha256="7df90e6c4a69e8dbed2b3f68b18f1975182475bf6f86d4159256b52fd5332053")
diff --git a/var/spack/repos/builtin/packages/r-pinfsc50/package.py b/var/spack/repos/builtin/packages/r-pinfsc50/package.py
index 6e1ae53075..31e2216112 100644
--- a/var/spack/repos/builtin/packages/r-pinfsc50/package.py
+++ b/var/spack/repos/builtin/packages/r-pinfsc50/package.py
@@ -17,7 +17,7 @@ class RPinfsc50(RPackage):
 
     cran = "pinfsc50"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.2.0", sha256="ed1fe214b9261feef8abfbf724c2bd9070d68e99a6ea95208aff2c57bbef8794")
 
diff --git a/var/spack/repos/builtin/packages/r-qs/package.py b/var/spack/repos/builtin/packages/r-qs/package.py
index 951e9b00d9..cecc9c0bee 100644
--- a/var/spack/repos/builtin/packages/r-qs/package.py
+++ b/var/spack/repos/builtin/packages/r-qs/package.py
@@ -14,7 +14,7 @@ class RQs(RPackage):
 
     cran = "qs"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.25.4", sha256="92c49206a9c1c66dbd95f12efc3a57acb728e1f8387b549c437519fb2b98a533")
     version("0.25.3", sha256="51adf6a112c19f78ceeefa55acf800c7e6bf2664e7d9cea9d932abb24f22be6b")
diff --git a/var/spack/repos/builtin/packages/r-quickplot/package.py b/var/spack/repos/builtin/packages/r-quickplot/package.py
index c37b5042c3..016199d6e3 100644
--- a/var/spack/repos/builtin/packages/r-quickplot/package.py
+++ b/var/spack/repos/builtin/packages/r-quickplot/package.py
@@ -16,7 +16,7 @@ class RQuickplot(RPackage):
 
     cran = "quickPlot"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.8", sha256="5927186ebbd86d2282c59dd28c4af6977ae5f9bc5766de8fce34b94bbfe33be7")
     version("0.1.6", sha256="48690a77ae961ed1032130621ef06b2eaf86ee592bf1057471a8c6d6a98ace55")
diff --git a/var/spack/repos/builtin/packages/r-rapiserialize/package.py b/var/spack/repos/builtin/packages/r-rapiserialize/package.py
index 69940562e9..9ca91a6bee 100644
--- a/var/spack/repos/builtin/packages/r-rapiserialize/package.py
+++ b/var/spack/repos/builtin/packages/r-rapiserialize/package.py
@@ -20,7 +20,7 @@ class RRapiserialize(RPackage):
 
     cran = "RApiSerialize"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.2", sha256="9cc0bbb918eeadb394339c64b15324e8123fbb0061692f40102b111417a2600a")
     version("0.1.0", sha256="324d42c655c27b4647d194bfcd7c675da95c67ea3a74ce99853502022792a23e")
diff --git a/var/spack/repos/builtin/packages/r-reproducible/package.py b/var/spack/repos/builtin/packages/r-reproducible/package.py
index e20ad4a544..a3f49bbde3 100644
--- a/var/spack/repos/builtin/packages/r-reproducible/package.py
+++ b/var/spack/repos/builtin/packages/r-reproducible/package.py
@@ -22,7 +22,7 @@ class RReproducible(RPackage):
 
     cran = "reproducible"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.2.10", sha256="fcee3aeb9d38c561c95df8663614ff0ed91a871719730766171b4ed19c82f729")
     version("1.2.8", sha256="6f453016404f6a2a235cb4d951a29aa7394dc3bd0b9cfc338dc85fb3d5045dd5")
diff --git a/var/spack/repos/builtin/packages/r-require/package.py b/var/spack/repos/builtin/packages/r-require/package.py
index fa72e7dbb3..1150bd1a91 100644
--- a/var/spack/repos/builtin/packages/r-require/package.py
+++ b/var/spack/repos/builtin/packages/r-require/package.py
@@ -18,7 +18,7 @@ class RRequire(RPackage):
 
     cran = "Require"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.4", sha256="1657dacff807ec8865892fce4d55cec9e31affafd90cb44ab59b704d29575a8c")
     version("0.1.2", sha256="c045c1cc69f6d6248306d88f6399699b9f86134a71b631e35b9101901593af1b")
diff --git a/var/spack/repos/builtin/packages/r-spades-addins/package.py b/var/spack/repos/builtin/packages/r-spades-addins/package.py
index 19be11a3c7..1c93f3ebb3 100644
--- a/var/spack/repos/builtin/packages/r-spades-addins/package.py
+++ b/var/spack/repos/builtin/packages/r-spades-addins/package.py
@@ -14,7 +14,7 @@ class RSpadesAddins(RPackage):
 
     cran = "SpaDES.addins"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.1.4", sha256="d4c0f0a4641febb501e9e17d1b771bd857ca8edd024845351895e5927c08c453")
     version("0.1.3", sha256="b77aef21d1c725f855fe6f03456187d3c8b8070d56d80b7e6733979b644e162e")
diff --git a/var/spack/repos/builtin/packages/r-spades-core/package.py b/var/spack/repos/builtin/packages/r-spades-core/package.py
index a8fc9e158e..b8ef92f7fe 100644
--- a/var/spack/repos/builtin/packages/r-spades-core/package.py
+++ b/var/spack/repos/builtin/packages/r-spades-core/package.py
@@ -21,7 +21,7 @@ class RSpadesCore(RPackage):
 
     cran = "SpaDES.core"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.1.0", sha256="67af4f3f153b75a0865fde2457c5d951c2f2184d07c557879b7a8c43a6e7ad66")
     version("1.0.10", sha256="05e20f7d9aeef9ba68e50e993ef3027b8c85afc5e3f83f5ecaee9d1a7873e379")
diff --git a/var/spack/repos/builtin/packages/r-spades-tools/package.py b/var/spack/repos/builtin/packages/r-spades-tools/package.py
index 223ec3fb17..17fa21a806 100644
--- a/var/spack/repos/builtin/packages/r-spades-tools/package.py
+++ b/var/spack/repos/builtin/packages/r-spades-tools/package.py
@@ -17,7 +17,7 @@ class RSpadesTools(RPackage):
 
     cran = "SpaDES.tools"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.0.0", sha256="1172b96ada7052fcaa3a113ed31eeb1b67dba70f40fa74cbb378c6e75e9235dc")
     version("0.3.10", sha256="ba4c075b534caaca413e2e97711b5475c2679d9546c8fee4a07fb2bb94d52c94")
diff --git a/var/spack/repos/builtin/packages/r-spades/package.py b/var/spack/repos/builtin/packages/r-spades/package.py
index 0aab6e3c74..f369f819bf 100644
--- a/var/spack/repos/builtin/packages/r-spades/package.py
+++ b/var/spack/repos/builtin/packages/r-spades/package.py
@@ -24,7 +24,7 @@ class RSpades(RPackage):
 
     cran = "SpaDES"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2.0.9", sha256="f68080318bc922c6d8c495e6d963acdbb24dc90a3e8013e3e2f894b40a584c85")
     version("2.0.8", sha256="2230704f700d07bda25a23ab5c6630a093c9ed2fe3c47ab6294eebaf1d86f03f")
diff --git a/var/spack/repos/builtin/packages/r-stringfish/package.py b/var/spack/repos/builtin/packages/r-stringfish/package.py
index f11bcaca75..590393d020 100644
--- a/var/spack/repos/builtin/packages/r-stringfish/package.py
+++ b/var/spack/repos/builtin/packages/r-stringfish/package.py
@@ -14,7 +14,7 @@ class RStringfish(RPackage):
 
     cran = "stringfish"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("0.15.7", sha256="34b1703a8876a40860d35f88a94e069832a7d2bc86189ff07af84ff04fd4b735")
     version("0.15.5", sha256="9df21146a7710e5a9ab4bb53ebc231a580c798b7e541b8d78df53207283f8129")
diff --git a/var/spack/repos/builtin/packages/r-vcfr/package.py b/var/spack/repos/builtin/packages/r-vcfr/package.py
index e4790854be..e7c17670d1 100644
--- a/var/spack/repos/builtin/packages/r-vcfr/package.py
+++ b/var/spack/repos/builtin/packages/r-vcfr/package.py
@@ -20,7 +20,7 @@ class RVcfr(RPackage):
 
     cran = "vcfR"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("1.13.0", sha256="743ce845732ada638f0f8a2cd789cd06aa25d818fec87c8bdb998f7c77089ebc")
     version("1.12.0", sha256="dd87ff010365de363864a44ca49887c0fdad0dd18d0d9c66e44e39c2d4581d52")
diff --git a/var/spack/repos/builtin/packages/r/package.py b/var/spack/repos/builtin/packages/r/package.py
index 9eb7c71ef9..78cac0acfb 100644
--- a/var/spack/repos/builtin/packages/r/package.py
+++ b/var/spack/repos/builtin/packages/r/package.py
@@ -21,7 +21,7 @@ class R(AutotoolsPackage):
 
     extendable = True
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("4.2.2", sha256="0ff62b42ec51afa5713caee7c4fde7a0c45940ba39bef8c5c9487fef0c953df5")
     version("4.2.1", sha256="4d52db486d27848e54613d4ee977ad952ec08ce17807e1b525b10cd4436c643f")
diff --git a/var/spack/repos/builtin/packages/r3d/package.py b/var/spack/repos/builtin/packages/r3d/package.py
index cdfda3594f..01604a9681 100644
--- a/var/spack/repos/builtin/packages/r3d/package.py
+++ b/var/spack/repos/builtin/packages/r3d/package.py
@@ -13,7 +13,7 @@ class R3d(CMakePackage):
     homepage = "https://github.com/devonmpowell/r3d"
     git = "https://github.com/devonmpowell/r3d.git"
 
-    maintainers = ["raovgarimella", "gaber"]
+    maintainers("raovgarimella", "gaber")
 
     version("master", branch="master")
     version("2021-03-16", commit="5978a3f9cc145a52eecbf89c44d7fd2166b4c778")
diff --git a/var/spack/repos/builtin/packages/rabbitmq-c/package.py b/var/spack/repos/builtin/packages/rabbitmq-c/package.py
index 82b521a430..3367673d56 100644
--- a/var/spack/repos/builtin/packages/rabbitmq-c/package.py
+++ b/var/spack/repos/builtin/packages/rabbitmq-c/package.py
@@ -14,7 +14,7 @@ class RabbitmqC(CMakePackage):
     url = "https://github.com/alanxz/rabbitmq-c/archive/refs/tags/v0.11.0.tar.gz"
     git = "https://github.com/alanxz/rabbitmq-c.git"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     version("0.11.0", sha256="437d45e0e35c18cf3e59bcfe5dfe37566547eb121e69fca64b98f5d2c1c2d424")
 
diff --git a/var/spack/repos/builtin/packages/racket/package.py b/var/spack/repos/builtin/packages/racket/package.py
index ed915b7e12..692882ea3f 100644
--- a/var/spack/repos/builtin/packages/racket/package.py
+++ b/var/spack/repos/builtin/packages/racket/package.py
@@ -11,7 +11,7 @@ class Racket(MakefilePackage):
 
     homepage = "https://www.racket-lang.org"
 
-    maintainers = ["arjunguha", "elfprince13"]
+    maintainers("arjunguha", "elfprince13")
 
     version("8.3", "3b963cd29ae119e1acc2c6dc4781bd9f25027979589caaae3fdfc021aac2324b")
 
diff --git a/var/spack/repos/builtin/packages/raja/package.py b/var/spack/repos/builtin/packages/raja/package.py
index ede735ae13..6888cb69c5 100644
--- a/var/spack/repos/builtin/packages/raja/package.py
+++ b/var/spack/repos/builtin/packages/raja/package.py
@@ -16,7 +16,7 @@ class Raja(CachedCMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/RAJA.git"
     tags = ["radiuss", "e4s"]
 
-    maintainers = ["davidbeckingsale"]
+    maintainers("davidbeckingsale")
 
     version("develop", branch="develop", submodules=False)
     version("main", branch="main", submodules=False)
diff --git a/var/spack/repos/builtin/packages/ramulator/package.py b/var/spack/repos/builtin/packages/ramulator/package.py
index 231b36c5bb..ab0cc180fe 100644
--- a/var/spack/repos/builtin/packages/ramulator/package.py
+++ b/var/spack/repos/builtin/packages/ramulator/package.py
@@ -15,7 +15,7 @@ class Ramulator(MakefilePackage):
     homepage = "https://github.com/CMU-SAFARI/ramulator"
     git = "https://github.com/CMU-SAFARI/ramulator"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("sst", commit="7d2e72306c6079768e11a1867eb67b60cee34a1c")
 
diff --git a/var/spack/repos/builtin/packages/range-v3/package.py b/var/spack/repos/builtin/packages/range-v3/package.py
index a60fc0c3ce..453c3288cc 100644
--- a/var/spack/repos/builtin/packages/range-v3/package.py
+++ b/var/spack/repos/builtin/packages/range-v3/package.py
@@ -20,7 +20,7 @@ class RangeV3(CMakePackage):
     homepage = "https://github.com/ericniebler/range-v3"
     url = "https://github.com/ericniebler/range-v3/archive/0.3.6.tar.gz"
     git = "https://github.com/ericniebler/range-v3.git"
-    maintainers = ["chissg"]
+    maintainers("chissg")
 
     version("master", branch="master")
     version("0.11.0", sha256="376376615dbba43d3bef75aa590931431ecb49eb36d07bb726a19f680c75e20c")
diff --git a/var/spack/repos/builtin/packages/rankstr/package.py b/var/spack/repos/builtin/packages/rankstr/package.py
index 08da75cac9..f2b952c761 100644
--- a/var/spack/repos/builtin/packages/rankstr/package.py
+++ b/var/spack/repos/builtin/packages/rankstr/package.py
@@ -14,7 +14,7 @@ class Rankstr(CMakePackage):
     git = "https://github.com/ecp-veloc/rankstr.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.2.0", sha256="a3f7fd8015156c1b600946af759a03e099e05c83e7b2da6bac394fe7c0d4efae")
diff --git a/var/spack/repos/builtin/packages/rarpd/package.py b/var/spack/repos/builtin/packages/rarpd/package.py
index 8fc01b7fdc..7b342667af 100644
--- a/var/spack/repos/builtin/packages/rarpd/package.py
+++ b/var/spack/repos/builtin/packages/rarpd/package.py
@@ -15,7 +15,7 @@ class Rarpd(MakefilePackage):
     homepage = "https://github.com/fermitools/rarpd"
     url = "https://github.com/fermitools/rarpd/archive/refs/tags/0.981107-fixes.tar.gz"
 
-    maintainers = ["jcpunk"]
+    maintainers("jcpunk")
 
     version(
         "0.981107-fixes", sha256="92b44adc4a061dcedeb01f7e1c1700374199cccceef1a798de97303d387bb4c2"
diff --git a/var/spack/repos/builtin/packages/ratel/package.py b/var/spack/repos/builtin/packages/ratel/package.py
index cf3e70ab45..bdea843bd1 100644
--- a/var/spack/repos/builtin/packages/ratel/package.py
+++ b/var/spack/repos/builtin/packages/ratel/package.py
@@ -12,7 +12,7 @@ class Ratel(MakefilePackage, CudaPackage, ROCmPackage):
     homepage = "https://ratel.micromorph.org"
     git = "https://gitlab.com/micromorph/ratel.git"
 
-    maintainers = ["jedbrown", "jeremylt"]
+    maintainers("jedbrown", "jeremylt")
 
     version("develop", branch="main")
     version("0.2.1", tag="v0.2.1")
diff --git a/var/spack/repos/builtin/packages/rccl-tests/package.py b/var/spack/repos/builtin/packages/rccl-tests/package.py
index 06069e9cfa..f1c5d1f6d5 100644
--- a/var/spack/repos/builtin/packages/rccl-tests/package.py
+++ b/var/spack/repos/builtin/packages/rccl-tests/package.py
@@ -15,7 +15,7 @@ class RcclTests(MakefilePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rccl-tests.git"
     tags = ["rocm"]
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("develop", branch="develop", default=True)
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/rccl/package.py b/var/spack/repos/builtin/packages/rccl/package.py
index bc29f43fa3..83573296f5 100644
--- a/var/spack/repos/builtin/packages/rccl/package.py
+++ b/var/spack/repos/builtin/packages/rccl/package.py
@@ -19,7 +19,7 @@ class Rccl(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rccl/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librccl"]
 
     version("5.3.3", sha256="8995a2d010ad0748fc85ac06e8da7e8d110ba996db04d42b77526c9c059c05bb")
diff --git a/var/spack/repos/builtin/packages/rclone/package.py b/var/spack/repos/builtin/packages/rclone/package.py
index 60aed86ebe..f3aa748fde 100644
--- a/var/spack/repos/builtin/packages/rclone/package.py
+++ b/var/spack/repos/builtin/packages/rclone/package.py
@@ -13,7 +13,7 @@ class Rclone(Package):
     homepage = "https://rclone.org"
     url = "https://github.com/rclone/rclone/releases/download/v1.57.0/rclone-v1.57.0.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("1.61.1", sha256="34b5f52047741c7bbf54572c02cc9998489c4736a753af3c99255296b1af125d")
     version("1.59.1", sha256="db3860e4549af28d87aa83f2035a57c5d081b179e40d4c828db19c3c3545831e")
diff --git a/var/spack/repos/builtin/packages/rdc/package.py b/var/spack/repos/builtin/packages/rdc/package.py
index 2c33444827..689b226b79 100644
--- a/var/spack/repos/builtin/packages/rdc/package.py
+++ b/var/spack/repos/builtin/packages/rdc/package.py
@@ -14,7 +14,7 @@ class Rdc(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/rdc/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librdc"]
 
     def url_for_version(self, version):
diff --git a/var/spack/repos/builtin/packages/rdkit/package.py b/var/spack/repos/builtin/packages/rdkit/package.py
index be61919c9f..04933e3e76 100644
--- a/var/spack/repos/builtin/packages/rdkit/package.py
+++ b/var/spack/repos/builtin/packages/rdkit/package.py
@@ -14,7 +14,7 @@ class Rdkit(CMakePackage):
     homepage = "https://www.rdkit.org"
     url = "https://github.com/rdkit/rdkit/archive/refs/tags/Release_2021_03_2.tar.gz"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("2021_09_5", sha256="f720b3f6292c4cd0a412a073d848ffac01a43960082e33ee54b68798de0cbfa1")
     version("2021_09_4", sha256="ce192e85bbdc1dcf24d327197229099c8625ee20ef022fcbd980791fdbfc7203")
diff --git a/var/spack/repos/builtin/packages/recola-sm/package.py b/var/spack/repos/builtin/packages/recola-sm/package.py
index 5ac2b77137..bd4ac9d61f 100644
--- a/var/spack/repos/builtin/packages/recola-sm/package.py
+++ b/var/spack/repos/builtin/packages/recola-sm/package.py
@@ -15,7 +15,7 @@ class RecolaSm(CMakePackage):
     homepage = "https://recola.gitlab.io/recola2/modelfiles/modelfiles.html"
     url = "https://recola.hepforge.org/downloads/?f=SM_2.2.3.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("2.2.3", sha256="9ebdc4fd8ca48789de0b6bbb2ab7e4845c92d19dfe0c3f67866cbf114d6242a5")
 
diff --git a/var/spack/repos/builtin/packages/recola/package.py b/var/spack/repos/builtin/packages/recola/package.py
index 62847067fc..80d11f2433 100644
--- a/var/spack/repos/builtin/packages/recola/package.py
+++ b/var/spack/repos/builtin/packages/recola/package.py
@@ -18,7 +18,7 @@ class Recola(CMakePackage):
     homepage = "https://recola.hepforge.org"
     url = "https://recola.hepforge.org/downloads/?f=recola2-2.2.3.tar.gz"
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     variant("python", default=True, description="Build py-recola python bindings.")
 
diff --git a/var/spack/repos/builtin/packages/recorder/package.py b/var/spack/repos/builtin/packages/recorder/package.py
index 178ffa06c5..9f6db1ce4c 100644
--- a/var/spack/repos/builtin/packages/recorder/package.py
+++ b/var/spack/repos/builtin/packages/recorder/package.py
@@ -14,7 +14,7 @@ class Recorder(AutotoolsPackage):
     url = "https://github.com/uiuc-hpc/Recorder/archive/v2.1.4.tar.gz"
     git = "https://github.com/uiuc-hpc/Recorder.git"
 
-    maintainers = ["wangvsa"]
+    maintainers("wangvsa")
 
     version("master", branch="master")
     version("pilgrim", branch="pilgrim")
diff --git a/var/spack/repos/builtin/packages/redis-plus-plus/package.py b/var/spack/repos/builtin/packages/redis-plus-plus/package.py
index 5ca9975528..4e3fe70fea 100644
--- a/var/spack/repos/builtin/packages/redis-plus-plus/package.py
+++ b/var/spack/repos/builtin/packages/redis-plus-plus/package.py
@@ -14,7 +14,7 @@ class RedisPlusPlus(CMakePackage):
     homepage = "https://github.com/sewenew/redis-plus-plus"
     url = "https://github.com/sewenew/redis-plus-plus/archive/refs/tags/1.3.6.tar.gz"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     variant(
         "cxxstd",
diff --git a/var/spack/repos/builtin/packages/redis/package.py b/var/spack/repos/builtin/packages/redis/package.py
index 116352c86e..c259034eb6 100644
--- a/var/spack/repos/builtin/packages/redis/package.py
+++ b/var/spack/repos/builtin/packages/redis/package.py
@@ -24,7 +24,7 @@ class Redis(MakefilePackage):
     ]
     git = "https://github.com/redis/redis.git"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     version("7.0.5", sha256="67054cc37b58c125df93bd78000261ec0ef4436a26b40f38262c780e56315cc3")
     version("7.0.4", sha256="f0e65fda74c44a3dd4fa9d512d4d4d833dd0939c934e946a5c622a630d057f2f")
diff --git a/var/spack/repos/builtin/packages/reditools/package.py b/var/spack/repos/builtin/packages/reditools/package.py
index 726671f3e3..267e803992 100644
--- a/var/spack/repos/builtin/packages/reditools/package.py
+++ b/var/spack/repos/builtin/packages/reditools/package.py
@@ -19,7 +19,7 @@ class Reditools(PythonPackage):
     homepage = "https://github.com/BioinfoUNIBA/REDItools"
     git = "https://github.com/BioinfoUNIBA/REDItools.git"
 
-    maintainers = ["glennpj"]
+    maintainers("glennpj")
 
     version("1.3_2020-08-03", commit="2dc71277a25e667797c363d1fca22726249774a3")
     version("1.3_2020-03-20", commit="cf47f3d54f324aeb9650bcf8bfacf5a967762a55")
diff --git a/var/spack/repos/builtin/packages/redset/package.py b/var/spack/repos/builtin/packages/redset/package.py
index 4c2ec0e0a0..d4dd6fe9b9 100644
--- a/var/spack/repos/builtin/packages/redset/package.py
+++ b/var/spack/repos/builtin/packages/redset/package.py
@@ -14,7 +14,7 @@ class Redset(CMakePackage):
     git = "https://github.com/ecp-veloc/redset.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.2.0", sha256="0438b0ba56dafcd5694a8fceeb5a932901307353e056ab29817d30b8387f787f")
diff --git a/var/spack/repos/builtin/packages/reframe/package.py b/var/spack/repos/builtin/packages/reframe/package.py
index 80fbbb5d1b..e2e1af85a3 100644
--- a/var/spack/repos/builtin/packages/reframe/package.py
+++ b/var/spack/repos/builtin/packages/reframe/package.py
@@ -21,7 +21,7 @@ class Reframe(Package):
     git = "https://github.com/eth-cscs/reframe.git"
 
     # notify when the package is updated.
-    maintainers = ["victorusu", "vkarak"]
+    maintainers("victorusu", "vkarak")
 
     version("master", branch="master")
     version("4.0.1", sha256="1680b8f0dd405dcf98be23473570595a424cbee830b2dbb665459e2974723f6f")
diff --git a/var/spack/repos/builtin/packages/remhos/package.py b/var/spack/repos/builtin/packages/remhos/package.py
index 7662793ac5..9d15670389 100644
--- a/var/spack/repos/builtin/packages/remhos/package.py
+++ b/var/spack/repos/builtin/packages/remhos/package.py
@@ -20,7 +20,7 @@ class Remhos(MakefilePackage):
     url = "https://github.com/CEED/Remhos/archive/v1.0.tar.gz"
     git = "https://github.com/CEED/Remhos.git"
 
-    maintainers = ["v-dobrev", "tzanio", "vladotomov"]
+    maintainers("v-dobrev", "tzanio", "vladotomov")
 
     version("develop", branch="master")
     version("1.0", sha256="e60464a867fe5b1fd694fbb37bb51773723427f071c0ae26852a2804c08bbb32")
diff --git a/var/spack/repos/builtin/packages/reprimand/package.py b/var/spack/repos/builtin/packages/reprimand/package.py
index 6c3f8aa01a..20aa90c014 100644
--- a/var/spack/repos/builtin/packages/reprimand/package.py
+++ b/var/spack/repos/builtin/packages/reprimand/package.py
@@ -16,7 +16,7 @@ class Reprimand(MesonPackage):
     homepage = "https://wokast.github.io/RePrimAnd/index.html"
     url = "https://github.com/wokast/RePrimAnd/archive/refs/tags/v1.3.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("develop", git="https://github.com/wokast/RePrimAnd", branch="public")
     version("1.4", sha256="260730696175fa21d35d1a92df2c68b69243bb617083c82616efcb4720d557e8")
diff --git a/var/spack/repos/builtin/packages/restic/package.py b/var/spack/repos/builtin/packages/restic/package.py
index 1b81cb5dcf..73ed40b716 100644
--- a/var/spack/repos/builtin/packages/restic/package.py
+++ b/var/spack/repos/builtin/packages/restic/package.py
@@ -12,7 +12,7 @@ class Restic(Package):
     homepage = "https://restic.net"
     url = "https://github.com/restic/restic/releases/download/v0.12.1/restic-0.12.1.tar.gz"
 
-    maintainers = ["alecbcs"]
+    maintainers("alecbcs")
 
     version("0.15.0", sha256="85a6408cfb0798dab52335bcb00ac32066376c32daaa75461d43081499bc7de8")
     version("0.14.0", sha256="78cdd8994908ebe7923188395734bb3cdc9101477e4163c67e7cc3b8fd3b4bd6")
diff --git a/var/spack/repos/builtin/packages/revocap-refiner/package.py b/var/spack/repos/builtin/packages/revocap-refiner/package.py
index bd2e980620..8662cc939f 100644
--- a/var/spack/repos/builtin/packages/revocap-refiner/package.py
+++ b/var/spack/repos/builtin/packages/revocap-refiner/package.py
@@ -14,7 +14,7 @@ class RevocapRefiner(MakefilePackage):
     url = "https://www.frontistr.com/download/link.php?REVOCAP_Refiner-1.1.04.tar.gz"
     # git      = "https://gitlab.com/FrontISTR-Commons/REVOCAP_Refiner.git"
 
-    maintainers = ["k-tokunaga", "kgoto", "tuna" "inagaki.kazuhisa"]
+    maintainers("k-tokunaga", "kgoto", "tuna" "inagaki.kazuhisa")
 
     version("1.1.04", sha256="bf3d959f4c1ab08a7e99cd7e02e710c758af28d71500f4814eed8b4eb3fb2d13")
 
diff --git a/var/spack/repos/builtin/packages/riscv-gnu-toolchain/package.py b/var/spack/repos/builtin/packages/riscv-gnu-toolchain/package.py
index e01e26e6c0..37f2ab8197 100644
--- a/var/spack/repos/builtin/packages/riscv-gnu-toolchain/package.py
+++ b/var/spack/repos/builtin/packages/riscv-gnu-toolchain/package.py
@@ -15,7 +15,7 @@ class RiscvGnuToolchain(AutotoolsPackage):
     homepage = "https://spack-tutorial.readthedocs.io/"
     git = "https://github.com/riscv-collab/riscv-gnu-toolchain.git"
 
-    maintainers = ["wanlinwang"]
+    maintainers("wanlinwang")
 
     version("develop", branch="master", submodules=True)
     version("2022.08.08", tag="2022.08.08", submodules=True)
diff --git a/var/spack/repos/builtin/packages/rkt-base/package.py b/var/spack/repos/builtin/packages/rkt-base/package.py
index abab55e1ce..3782049f95 100644
--- a/var/spack/repos/builtin/packages/rkt-base/package.py
+++ b/var/spack/repos/builtin/packages/rkt-base/package.py
@@ -12,7 +12,7 @@ class RktBase(RacketPackage):
 
     git = "ssh://git@github.com/racket/racket.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="cab83438422bfea0e4bd74bc3e8305e6517cf25f")  # tag='v8.3'
     depends_on("racket@8.3", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-cext-lib/package.py b/var/spack/repos/builtin/packages/rkt-cext-lib/package.py
index 83ee71ea2d..30cd7a8cd1 100644
--- a/var/spack/repos/builtin/packages/rkt-cext-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-cext-lib/package.py
@@ -11,7 +11,7 @@ class RktCextLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/cext-lib.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="cc22e2456df881a9008240d70dd9012ef37395f5")  # tag = 'v8.3'
 
diff --git a/var/spack/repos/builtin/packages/rkt-compiler-lib/package.py b/var/spack/repos/builtin/packages/rkt-compiler-lib/package.py
index 406011fe8b..a08eb5a3c0 100644
--- a/var/spack/repos/builtin/packages/rkt-compiler-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-compiler-lib/package.py
@@ -12,7 +12,7 @@ class RktCompilerLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/racket.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="cab83438422bfea0e4bd74bc3e8305e6517cf25f")  # tag='v8.3'
     depends_on("rkt-base@8.3", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-dynext-lib/package.py b/var/spack/repos/builtin/packages/rkt-dynext-lib/package.py
index 82367d74e7..49bb565f88 100644
--- a/var/spack/repos/builtin/packages/rkt-dynext-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-dynext-lib/package.py
@@ -11,7 +11,7 @@ class RktDynextLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/cext-lib.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="cc22e2456df881a9008240d70dd9012ef37395f5")  # tag = 'v8.3'
     depends_on("rkt-base@8.3", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-rackunit-lib/package.py b/var/spack/repos/builtin/packages/rkt-rackunit-lib/package.py
index 5d7816642f..5931662085 100644
--- a/var/spack/repos/builtin/packages/rkt-rackunit-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-rackunit-lib/package.py
@@ -11,7 +11,7 @@ class RktRackunitLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/rackunit.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="683237bee2a979c7b1541092922fb51a75ea8ca9")  # tag='v8.3'
     depends_on("rkt-base@8.3:", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-scheme-lib/package.py b/var/spack/repos/builtin/packages/rkt-scheme-lib/package.py
index 1ee419f369..e366a23b79 100644
--- a/var/spack/repos/builtin/packages/rkt-scheme-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-scheme-lib/package.py
@@ -11,7 +11,7 @@ class RktSchemeLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/scheme-lib.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="a36e729680818712820ee5269f5208c3c0715a6a")  # tag='v8.3'
     depends_on("rkt-base@8.3", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-testing-util-lib/package.py b/var/spack/repos/builtin/packages/rkt-testing-util-lib/package.py
index 0ce07f6fef..8382a1e658 100644
--- a/var/spack/repos/builtin/packages/rkt-testing-util-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-testing-util-lib/package.py
@@ -11,7 +11,7 @@ class RktTestingUtilLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/rackunit.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("8.3", commit="683237bee2a979c7b1541092922fb51a75ea8ca9")  # tag='v8.3'
     depends_on("rkt-base@8.3:", type=("build", "run"), when="@8.3")
diff --git a/var/spack/repos/builtin/packages/rkt-zo-lib/package.py b/var/spack/repos/builtin/packages/rkt-zo-lib/package.py
index b74d119307..d39aa4a2df 100644
--- a/var/spack/repos/builtin/packages/rkt-zo-lib/package.py
+++ b/var/spack/repos/builtin/packages/rkt-zo-lib/package.py
@@ -11,7 +11,7 @@ class RktZoLib(RacketPackage):
 
     git = "ssh://git@github.com/racket/racket.git"
 
-    maintainers = ["elfprince13"]
+    maintainers("elfprince13")
 
     version("1.3", commit="cab83438422bfea0e4bd74bc3e8305e6517cf25f")  # tag='v1.3'
     depends_on("rkt-base@8.3:", type=("build", "run"), when="@1.3")
diff --git a/var/spack/repos/builtin/packages/rmgdft/package.py b/var/spack/repos/builtin/packages/rmgdft/package.py
index 6cece12b4b..a23d90dd6b 100644
--- a/var/spack/repos/builtin/packages/rmgdft/package.py
+++ b/var/spack/repos/builtin/packages/rmgdft/package.py
@@ -13,7 +13,7 @@ class Rmgdft(CMakePackage):
 
     homepage = "http://www.rmgdft.org/"
     git = "https://github.com/RMGDFT/rmgdft.git"
-    maintainers = ["elbriggs"]
+    maintainers("elbriggs")
     tags = ["ecp", "ecp-apps"]
     version("master", branch="master")
     version("5.0.1", tag="v5.0.1")
diff --git a/var/spack/repos/builtin/packages/rmlab/package.py b/var/spack/repos/builtin/packages/rmlab/package.py
index 297bec0164..7f57741a52 100644
--- a/var/spack/repos/builtin/packages/rmlab/package.py
+++ b/var/spack/repos/builtin/packages/rmlab/package.py
@@ -12,7 +12,7 @@ class Rmlab(CMakePackage):
     homepage = "https://github.com/ax3l/lines-are-beautiful"
     git = "https://github.com/ax3l/lines-are-beautiful.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="develop")
 
diff --git a/var/spack/repos/builtin/packages/rnaquast/package.py b/var/spack/repos/builtin/packages/rnaquast/package.py
index 13b9b988f1..b360f25d95 100644
--- a/var/spack/repos/builtin/packages/rnaquast/package.py
+++ b/var/spack/repos/builtin/packages/rnaquast/package.py
@@ -19,7 +19,7 @@ class Rnaquast(Package):
     homepage = "https://github.com/ablab/rnaquast"
     url = "https://github.com/ablab/rnaquast/archive/refs/tags/v2.2.0.tar.gz"
 
-    maintainers = ["dorton21"]
+    maintainers("dorton21")
 
     version("2.2.0", sha256="117dff9d9c382ba74b7b0ff24bc7b95b9ca6aa701ebf8afd22943aa54e382334")
 
diff --git a/var/spack/repos/builtin/packages/rnpletal/package.py b/var/spack/repos/builtin/packages/rnpletal/package.py
index 8c7576cb44..7d57a48314 100644
--- a/var/spack/repos/builtin/packages/rnpletal/package.py
+++ b/var/spack/repos/builtin/packages/rnpletal/package.py
@@ -24,7 +24,7 @@ class Rnpletal(AutotoolsPackage):
     # which carry no version number.
     version("develop", sha256="2886f96393b64703fccf61b3dbc34e0fa45a79297232be76352f29cb83863d4d")
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     variant(
         "packages",
diff --git a/var/spack/repos/builtin/packages/rocalution/package.py b/var/spack/repos/builtin/packages/rocalution/package.py
index 741ce45046..adffda2613 100644
--- a/var/spack/repos/builtin/packages/rocalution/package.py
+++ b/var/spack/repos/builtin/packages/rocalution/package.py
@@ -21,7 +21,7 @@ class Rocalution(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocALUTION/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
     libraries = ["librocalution_hip"]
 
     version("5.3.3", sha256="3af022250bc25bebdee12bfb8fdbab4b60513b537b9fe15dfa82ded8850c5066")
diff --git a/var/spack/repos/builtin/packages/rocblas/package.py b/var/spack/repos/builtin/packages/rocblas/package.py
index 0993730790..1c9cd3b3c7 100644
--- a/var/spack/repos/builtin/packages/rocblas/package.py
+++ b/var/spack/repos/builtin/packages/rocblas/package.py
@@ -16,7 +16,7 @@ class Rocblas(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocBLAS/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath", "haampie")
     libraries = ["librocblas"]
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/rocfft/package.py b/var/spack/repos/builtin/packages/rocfft/package.py
index b284c9e889..66ad7e8ced 100644
--- a/var/spack/repos/builtin/packages/rocfft/package.py
+++ b/var/spack/repos/builtin/packages/rocfft/package.py
@@ -16,7 +16,7 @@ class Rocfft(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocfft/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath", "haampie")
     libraries = ["librocfft"]
 
     version("5.3.3", sha256="678c18710578c1fb36a0009311bb79de7607c3468f9102cfba56a866ebb7ff78")
diff --git a/var/spack/repos/builtin/packages/rocm-bandwidth-test/package.py b/var/spack/repos/builtin/packages/rocm-bandwidth-test/package.py
index 1825f9d83c..416cd8e891 100644
--- a/var/spack/repos/builtin/packages/rocm-bandwidth-test/package.py
+++ b/var/spack/repos/builtin/packages/rocm-bandwidth-test/package.py
@@ -15,7 +15,7 @@ class RocmBandwidthTest(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/rocm_bandwidth_test/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/rocm-clang-ocl/package.py b/var/spack/repos/builtin/packages/rocm-clang-ocl/package.py
index 084ccc76cc..e90839c1fb 100644
--- a/var/spack/repos/builtin/packages/rocm-clang-ocl/package.py
+++ b/var/spack/repos/builtin/packages/rocm-clang-ocl/package.py
@@ -14,7 +14,7 @@ class RocmClangOcl(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/clang-ocl/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     version("master", branch="master")
 
     version("5.3.3", sha256="549d5bf37507f67c5277abdeed4ec40b5d0edbfbb72907c685444c26b9ce6f8a")
diff --git a/var/spack/repos/builtin/packages/rocm-cmake/package.py b/var/spack/repos/builtin/packages/rocm-cmake/package.py
index b43feb36a1..bc5d1a8b15 100644
--- a/var/spack/repos/builtin/packages/rocm-cmake/package.py
+++ b/var/spack/repos/builtin/packages/rocm-cmake/package.py
@@ -16,7 +16,7 @@ class RocmCmake(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/rocm-cmake/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/rocm-dbgapi/package.py b/var/spack/repos/builtin/packages/rocm-dbgapi/package.py
index 50a149a529..b5a2357039 100644
--- a/var/spack/repos/builtin/packages/rocm-dbgapi/package.py
+++ b/var/spack/repos/builtin/packages/rocm-dbgapi/package.py
@@ -19,7 +19,7 @@ class RocmDbgapi(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/ROCdbgapi/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librocm-dbgapi"]
 
     version("master", branch="amd-master")
diff --git a/var/spack/repos/builtin/packages/rocm-debug-agent/package.py b/var/spack/repos/builtin/packages/rocm-debug-agent/package.py
index 9548747220..0a8f4634c9 100644
--- a/var/spack/repos/builtin/packages/rocm-debug-agent/package.py
+++ b/var/spack/repos/builtin/packages/rocm-debug-agent/package.py
@@ -16,7 +16,7 @@ class RocmDebugAgent(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/rocr_debug_agent/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librocm-debug-agent"]
 
     version("5.3.3", sha256="7170312d08e91334ee03586aa1f23d67f33d9ec0df25a5556cbfa3f210b15b06")
diff --git a/var/spack/repos/builtin/packages/rocm-device-libs/package.py b/var/spack/repos/builtin/packages/rocm-device-libs/package.py
index 1b9db487f9..7edd177dda 100644
--- a/var/spack/repos/builtin/packages/rocm-device-libs/package.py
+++ b/var/spack/repos/builtin/packages/rocm-device-libs/package.py
@@ -15,7 +15,7 @@ class RocmDeviceLibs(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/ROCm-Device-Libs/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
 
     version("master", branch="amd-stg-open")
 
diff --git a/var/spack/repos/builtin/packages/rocm-gdb/package.py b/var/spack/repos/builtin/packages/rocm-gdb/package.py
index 7bffb60b61..814727a3e2 100644
--- a/var/spack/repos/builtin/packages/rocm-gdb/package.py
+++ b/var/spack/repos/builtin/packages/rocm-gdb/package.py
@@ -15,7 +15,7 @@ class RocmGdb(AutotoolsPackage):
     url = "https://github.com/ROCm-Developer-Tools/ROCgdb/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="9fc3ccd9378ad40f2f0c9577bc400cc9a202d0ae4656378813b67653b9023c46")
     version("5.3.0", sha256="402537baf0779cae586d608505e81173ba85f976fe993f1633e3afe81669350f")
diff --git a/var/spack/repos/builtin/packages/rocm-opencl/package.py b/var/spack/repos/builtin/packages/rocm-opencl/package.py
index d46ce507ba..63759680d0 100644
--- a/var/spack/repos/builtin/packages/rocm-opencl/package.py
+++ b/var/spack/repos/builtin/packages/rocm-opencl/package.py
@@ -15,7 +15,7 @@ class RocmOpencl(CMakePackage):
     git = "https://github.com/RadeonOpenCompute/ROCm-OpenCL-Runtime.git"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libOpenCL"]
 
     def url_for_version(self, version):
diff --git a/var/spack/repos/builtin/packages/rocm-openmp-extras/package.py b/var/spack/repos/builtin/packages/rocm-openmp-extras/package.py
index 4263cb3e21..f7d7a1c4a1 100644
--- a/var/spack/repos/builtin/packages/rocm-openmp-extras/package.py
+++ b/var/spack/repos/builtin/packages/rocm-openmp-extras/package.py
@@ -158,7 +158,7 @@ class RocmOpenmpExtras(Package):
     url = tools_url + "/aomp/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "estewart08"]
+    maintainers("srekolam", "renjithravindrankannath", "estewart08")
     version("5.3.3", sha256=versions_dict["5.3.3"]["aomp"])
     version("5.3.0", sha256=versions_dict["5.3.0"]["aomp"])
     version("5.2.3", sha256=versions_dict["5.2.3"]["aomp"])
diff --git a/var/spack/repos/builtin/packages/rocm-smi-lib/package.py b/var/spack/repos/builtin/packages/rocm-smi-lib/package.py
index 6ed8849e06..86c2456537 100644
--- a/var/spack/repos/builtin/packages/rocm-smi-lib/package.py
+++ b/var/spack/repos/builtin/packages/rocm-smi-lib/package.py
@@ -20,7 +20,7 @@ class RocmSmiLib(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/rocm_smi_lib/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librocm_smi64"]
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/rocm-smi/package.py b/var/spack/repos/builtin/packages/rocm-smi/package.py
index 81e3219ba3..09a4e8c493 100644
--- a/var/spack/repos/builtin/packages/rocm-smi/package.py
+++ b/var/spack/repos/builtin/packages/rocm-smi/package.py
@@ -20,7 +20,7 @@ class RocmSmi(MakefilePackage):
     homepage = "https://github.com/RadeonOpenCompute/ROC-smi"
     url = "https://github.com/RadeonOpenCompute/ROC-smi/archive/rocm-4.1.0.tar.gz"
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     tags = ["rocm"]
 
     version(
diff --git a/var/spack/repos/builtin/packages/rocm-tensile/package.py b/var/spack/repos/builtin/packages/rocm-tensile/package.py
index 53d30839f8..048b0b06aa 100644
--- a/var/spack/repos/builtin/packages/rocm-tensile/package.py
+++ b/var/spack/repos/builtin/packages/rocm-tensile/package.py
@@ -16,7 +16,7 @@ class RocmTensile(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/Tensile/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
 
     version("5.3.3", sha256="ecb99243edf1cd2bb5e953915a7dae7867c3cdb0cd8ed15b8618aaaeb2bd7b29")
     version("5.3.0", sha256="05c546986549154e6c7b4f57a0b3bfd5cb223d2393c206ff1702f89454c832f4")
diff --git a/var/spack/repos/builtin/packages/rocm-validation-suite/package.py b/var/spack/repos/builtin/packages/rocm-validation-suite/package.py
index 9f874e9e4e..c84bb7daa7 100644
--- a/var/spack/repos/builtin/packages/rocm-validation-suite/package.py
+++ b/var/spack/repos/builtin/packages/rocm-validation-suite/package.py
@@ -19,7 +19,7 @@ class RocmValidationSuite(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/ROCmValidationSuite/archive/rocm-5.3.0.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.0", sha256="d6afb8a5f4eaf860fd510bcfe65e735cbf96d4b8817c758ea7aee84d4c994382")
     version("5.2.3", sha256="5dfbd41c694bf2eb4368edad8653dc60ec2927d174fc7aaa5fa416156c5f921f")
diff --git a/var/spack/repos/builtin/packages/rocminfo/package.py b/var/spack/repos/builtin/packages/rocminfo/package.py
index 9ec13a7f87..82fae09345 100644
--- a/var/spack/repos/builtin/packages/rocminfo/package.py
+++ b/var/spack/repos/builtin/packages/rocminfo/package.py
@@ -15,7 +15,7 @@ class Rocminfo(CMakePackage):
     url = "https://github.com/RadeonOpenCompute/rocminfo/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("srekolam", "renjithravindrankannath", "haampie")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/rocprim/package.py b/var/spack/repos/builtin/packages/rocprim/package.py
index 8e02badd6d..35cdd81e32 100644
--- a/var/spack/repos/builtin/packages/rocprim/package.py
+++ b/var/spack/repos/builtin/packages/rocprim/package.py
@@ -14,7 +14,7 @@ class Rocprim(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocPRIM/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="21a6b352ad3f5b2b7d05a5ed55e612feb3c5c19d34fdb8f80260b6d25af18b2d")
     version("5.3.0", sha256="4885bd662b038c6e9f058a756fd838203dbd00227bfef6adaf31496010b100e4")
diff --git a/var/spack/repos/builtin/packages/rocprofiler-dev/package.py b/var/spack/repos/builtin/packages/rocprofiler-dev/package.py
index 1a594925ed..05045e435f 100644
--- a/var/spack/repos/builtin/packages/rocprofiler-dev/package.py
+++ b/var/spack/repos/builtin/packages/rocprofiler-dev/package.py
@@ -16,7 +16,7 @@ class RocprofilerDev(CMakePackage):
     url = "https://github.com/ROCm-Developer-Tools/rocprofiler/archive/refs/tags/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["librocprofiler64"]
 
     version("5.3.3", sha256="07ee28f3420a07fc9d45910e78ad7961b388109cfc0e74cfdf2666789e6af171")
diff --git a/var/spack/repos/builtin/packages/rocrand/package.py b/var/spack/repos/builtin/packages/rocrand/package.py
index d8c5630eb4..85d4452d3b 100644
--- a/var/spack/repos/builtin/packages/rocrand/package.py
+++ b/var/spack/repos/builtin/packages/rocrand/package.py
@@ -19,7 +19,7 @@ class Rocrand(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocRAND/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
     libraries = ["librocrand"]
 
     version("5.3.3", sha256="b0aae79dce7f6f9ef76ad2594745fe1f589a7b675b22f35b4d2369e7d5e1985a")
diff --git a/var/spack/repos/builtin/packages/rocsolver/package.py b/var/spack/repos/builtin/packages/rocsolver/package.py
index 3796d680a7..97ef88a476 100644
--- a/var/spack/repos/builtin/packages/rocsolver/package.py
+++ b/var/spack/repos/builtin/packages/rocsolver/package.py
@@ -18,7 +18,7 @@ class Rocsolver(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocSOLVER/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath", "haampie"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath", "haampie")
     libraries = ["librocsolver"]
 
     amdgpu_targets = ROCmPackage.amdgpu_targets
diff --git a/var/spack/repos/builtin/packages/rocsparse/package.py b/var/spack/repos/builtin/packages/rocsparse/package.py
index 30fa68038e..40ed124986 100644
--- a/var/spack/repos/builtin/packages/rocsparse/package.py
+++ b/var/spack/repos/builtin/packages/rocsparse/package.py
@@ -20,7 +20,7 @@ class Rocsparse(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocSPARSE/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
     libraries = ["librocsparse"]
 
     amdgpu_targets = ROCmPackage.amdgpu_targets
diff --git a/var/spack/repos/builtin/packages/rocthrust/package.py b/var/spack/repos/builtin/packages/rocthrust/package.py
index fa00a0da86..e800ab4e13 100644
--- a/var/spack/repos/builtin/packages/rocthrust/package.py
+++ b/var/spack/repos/builtin/packages/rocthrust/package.py
@@ -17,7 +17,7 @@ class Rocthrust(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocThrust/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["cgmb", "srekolam", "renjithravindrankannath"]
+    maintainers("cgmb", "srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="0c2fc8d437efaf5c4c859d97adb049d4025025d0be0e0908f59a8112508234e5")
     version("5.3.0", sha256="0e11b12f208d2751e3e507e3a32403c9bd45da4e191671d765d33abd727d9b96")
diff --git a/var/spack/repos/builtin/packages/roctracer-dev-api/package.py b/var/spack/repos/builtin/packages/roctracer-dev-api/package.py
index bc410b4088..b55ce1a902 100644
--- a/var/spack/repos/builtin/packages/roctracer-dev-api/package.py
+++ b/var/spack/repos/builtin/packages/roctracer-dev-api/package.py
@@ -16,7 +16,7 @@ class RoctracerDevApi(Package):
     url = "https://github.com/ROCm-Developer-Tools/roctracer/archive/refs/tags/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="f2cb1e6bb69ea1a628c04f984741f781ae1d8498dc58e15795bb03015f924d13")
     version("5.3.0", sha256="36f1da60863a113bb9fe2957949c661f00a702e249bb0523cda1fb755c053808")
diff --git a/var/spack/repos/builtin/packages/roctracer-dev/package.py b/var/spack/repos/builtin/packages/roctracer-dev/package.py
index fbecf320ce..ac2f6ea174 100644
--- a/var/spack/repos/builtin/packages/roctracer-dev/package.py
+++ b/var/spack/repos/builtin/packages/roctracer-dev/package.py
@@ -18,7 +18,7 @@ class RoctracerDev(CMakePackage, ROCmPackage):
     url = "https://github.com/ROCm-Developer-Tools/roctracer/archive/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
     libraries = ["libroctracer64"]
 
     version("5.3.3", sha256="f2cb1e6bb69ea1a628c04f984741f781ae1d8498dc58e15795bb03015f924d13")
diff --git a/var/spack/repos/builtin/packages/rocwmma/package.py b/var/spack/repos/builtin/packages/rocwmma/package.py
index 5fa0eeb3cf..403999335d 100644
--- a/var/spack/repos/builtin/packages/rocwmma/package.py
+++ b/var/spack/repos/builtin/packages/rocwmma/package.py
@@ -24,7 +24,7 @@ class Rocwmma(CMakePackage):
     url = "https://github.com/ROCmSoftwarePlatform/rocWMMA/archive/refs/tags/rocm-5.3.3.tar.gz"
     tags = ["rocm"]
 
-    maintainers = ["srekolam", "renjithravindrankannath"]
+    maintainers("srekolam", "renjithravindrankannath")
 
     version("5.3.3", sha256="cd9bc09f98fb78e53ba4bde1dcfe1817c34c2822234a82b1128d36d92b97ae79")
     version("5.3.0", sha256="04bac641ba18059118d3faa5f21fe3bf3e285055d40930489ebf27ffc8e5d16e")
diff --git a/var/spack/repos/builtin/packages/root/package.py b/var/spack/repos/builtin/packages/root/package.py
index af95a45dcc..f81926b9c0 100644
--- a/var/spack/repos/builtin/packages/root/package.py
+++ b/var/spack/repos/builtin/packages/root/package.py
@@ -22,7 +22,7 @@ class Root(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["chissg", "HadrienG2", "drbenmorgan", "vvolkl"]
+    maintainers("chissg", "HadrienG2", "drbenmorgan", "vvolkl")
 
     # ###################### Versions ##########################
 
diff --git a/var/spack/repos/builtin/packages/rose/package.py b/var/spack/repos/builtin/packages/rose/package.py
index e3f7de46bb..c7b327011b 100644
--- a/var/spack/repos/builtin/packages/rose/package.py
+++ b/var/spack/repos/builtin/packages/rose/package.py
@@ -16,7 +16,7 @@ class Rose(AutotoolsPackage):
     url = "https://github.com/rose-compiler/rose/archive/v0.9.13.0.zip"
     git = "https://github.com/rose-compiler/rose.git"
 
-    maintainers = ["pinnown"]
+    maintainers("pinnown")
 
     # --------------------------------------------------------------------------
     # ROSE Versions
diff --git a/var/spack/repos/builtin/packages/routinator/package.py b/var/spack/repos/builtin/packages/routinator/package.py
index b4cf029b16..910335d0fc 100644
--- a/var/spack/repos/builtin/packages/routinator/package.py
+++ b/var/spack/repos/builtin/packages/routinator/package.py
@@ -12,7 +12,7 @@ class Routinator(Package):
     homepage = "https://nlnetlabs.nl/projects/rpki/about/"
     url = "https://github.com/NLnetLabs/routinator/archive/refs/tags/v0.11.2.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version(
         "0.11.2",
diff --git a/var/spack/repos/builtin/packages/rpm/package.py b/var/spack/repos/builtin/packages/rpm/package.py
index af9e9a1b9e..67fa90cd5e 100644
--- a/var/spack/repos/builtin/packages/rpm/package.py
+++ b/var/spack/repos/builtin/packages/rpm/package.py
@@ -21,7 +21,7 @@ class Rpm(AutotoolsPackage):
     url = "https://github.com/rpm-software-management/rpm/archive/rpm-4.16.0-release.tar.gz"
     git = "https://github.com/rpm-software-management/rpm.git"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("master", branch="master")
     version("4.16.1.2", sha256="3d2807807a8ccaa92a8ced74e09b5bf5b2417a5bbf9bee4abc7c6aa497547bf3")
diff --git a/var/spack/repos/builtin/packages/rtags/package.py b/var/spack/repos/builtin/packages/rtags/package.py
index e623db5b41..8045870028 100644
--- a/var/spack/repos/builtin/packages/rtags/package.py
+++ b/var/spack/repos/builtin/packages/rtags/package.py
@@ -11,7 +11,7 @@ class Rtags(CMakePackage):
 
     homepage = "https://github.com/Andersbakken/rtags/"
     url = "https://github.com/Andersbakken/rtags/releases/download/v2.38/rtags-2.38.tar.gz"
-    maintainers = ["vmiheer"]
+    maintainers("vmiheer")
 
     version("2.38", sha256="e19d9cf5823cccc43266ca57c19ae0bb879cbe138511cb3f0343958860481a5d")
     version("2.20", sha256="9d73399421327147dc47b0ae5b95e12e8355f30291ad1954a78c0ef68b4b501f")
diff --git a/var/spack/repos/builtin/packages/ruby/package.py b/var/spack/repos/builtin/packages/ruby/package.py
index 4841a02be1..431b62d4fd 100644
--- a/var/spack/repos/builtin/packages/ruby/package.py
+++ b/var/spack/repos/builtin/packages/ruby/package.py
@@ -14,7 +14,7 @@ class Ruby(AutotoolsPackage, NMakePackage):
     simplicity and productivity.
     """
 
-    maintainers = ["Kerilk"]
+    maintainers("Kerilk")
 
     homepage = "https://www.ruby-lang.org/"
     url = "https://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/runc/package.py b/var/spack/repos/builtin/packages/runc/package.py
index 16ce3bf922..18201f5213 100644
--- a/var/spack/repos/builtin/packages/runc/package.py
+++ b/var/spack/repos/builtin/packages/runc/package.py
@@ -11,7 +11,7 @@ class Runc(MakefilePackage):
 
     homepage = "https://github.com/opencontainers/runc"
     url = "https://github.com/opencontainers/runc/releases/download/v1.0.2/runc.tar.xz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("1.1.4", sha256="9f5972715dffb0b2371e4d678c1206cc8c4ec5eb80f2d48755d150bac49be35b")
     version("1.0.2", sha256="740acb49e33eaf4958b5109c85363c1d3900f242d4cab47fbdbefa6f8f3c6909")
diff --git a/var/spack/repos/builtin/packages/rust/package.py b/var/spack/repos/builtin/packages/rust/package.py
index fbde989e12..6b133a03aa 100644
--- a/var/spack/repos/builtin/packages/rust/package.py
+++ b/var/spack/repos/builtin/packages/rust/package.py
@@ -23,7 +23,7 @@ class Rust(Package):
     url = "https://static.rust-lang.org/dist/rustc-1.42.0-src.tar.gz"
     git = "https://github.com/rust-lang/rust.git"
 
-    maintainers = ["AndrewGaspar"]
+    maintainers("AndrewGaspar")
 
     phases = ["configure", "build", "install"]
 
diff --git a/var/spack/repos/builtin/packages/salmon/package.py b/var/spack/repos/builtin/packages/salmon/package.py
index 680c36172c..3b2ea28de1 100644
--- a/var/spack/repos/builtin/packages/salmon/package.py
+++ b/var/spack/repos/builtin/packages/salmon/package.py
@@ -11,7 +11,7 @@ class Salmon(CMakePackage):
 
     homepage = "https://combine-lab.github.io/salmon/"
     url = "https://github.com/COMBINE-lab/salmon/archive/v0.8.2.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.9.0", sha256="450d953a5c43fe63fd745733f478d3fbaf24d926cb52731fd38ee21c4990d613")
     version("1.4.0", sha256="6d3e25387450710f0aa779a1e9aaa9b4dec842324ff8551d66962d7c7606e71d")
diff --git a/var/spack/repos/builtin/packages/salome-configuration/package.py b/var/spack/repos/builtin/packages/salome-configuration/package.py
index 014f7b52c4..d0fedc7139 100644
--- a/var/spack/repos/builtin/packages/salome-configuration/package.py
+++ b/var/spack/repos/builtin/packages/salome-configuration/package.py
@@ -13,7 +13,7 @@ class SalomeConfiguration(Package):
     """salome-configuration is a part of SALOME platform and define general
     build tools for the platform."""
 
-    maintainers = ["franciskloss"]
+    maintainers("franciskloss")
 
     homepage = "https://www.salome-platform.org"
     git = "https://git.salome-platform.org/gitpub/tools/configuration.git"
diff --git a/var/spack/repos/builtin/packages/salome-med/package.py b/var/spack/repos/builtin/packages/salome-med/package.py
index 107a9f4491..e9c3c056ff 100644
--- a/var/spack/repos/builtin/packages/salome-med/package.py
+++ b/var/spack/repos/builtin/packages/salome-med/package.py
@@ -13,7 +13,7 @@ class SalomeMed(CMakePackage):
     """salome-med is the MED file format that is the SALOME platform standard
     file for meshes and fields and salome-med is based on HDF5 library."""
 
-    maintainers = ["franciskloss"]
+    maintainers("franciskloss")
 
     homepage = "https://docs.salome-platform.org/latest/dev/MEDCoupling/developer/med-file.html"
     url = "ftp://ftp.cea.fr/pub/salome/prerequisites/med-4.1.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/salome-medcoupling/package.py b/var/spack/repos/builtin/packages/salome-medcoupling/package.py
index 4a6012d86a..09701e535a 100644
--- a/var/spack/repos/builtin/packages/salome-medcoupling/package.py
+++ b/var/spack/repos/builtin/packages/salome-medcoupling/package.py
@@ -13,7 +13,7 @@ class SalomeMedcoupling(CMakePackage):
     """salome-medcoupling is a part of SALOME platform to manipulate meshes and
     fields in memory, and use salome-med format for files."""
 
-    maintainers = ["franciskloss"]
+    maintainers("franciskloss")
 
     homepage = "https://docs.salome-platform.org/latest/dev/MEDCoupling/developer/index.html"
     git = "https://git.salome-platform.org/gitpub/tools/medcoupling.git"
diff --git a/var/spack/repos/builtin/packages/sam2p/package.py b/var/spack/repos/builtin/packages/sam2p/package.py
index 89935324e8..3fca39dad2 100644
--- a/var/spack/repos/builtin/packages/sam2p/package.py
+++ b/var/spack/repos/builtin/packages/sam2p/package.py
@@ -13,7 +13,7 @@ class Sam2p(Package):
     url = "https://github.com/pts/sam2p/archive/v0.49.4.tar.gz"
     git = homepage
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("master", branch="master")
     version("2021-05-04", commit="f3e9cc0a2df1880a63f9f37c96e3595bca890cfa")
diff --git a/var/spack/repos/builtin/packages/sarus/package.py b/var/spack/repos/builtin/packages/sarus/package.py
index fc869bfe40..737cc1ccbe 100644
--- a/var/spack/repos/builtin/packages/sarus/package.py
+++ b/var/spack/repos/builtin/packages/sarus/package.py
@@ -14,7 +14,7 @@ class Sarus(CMakePackage):
     homepage = "https://github.com/eth-cscs/sarus"
     url = "https://github.com/eth-cscs/sarus/archive/1.3.3.tar.gz"
     git = "https://github.com/eth-cscs/sarus.git"
-    maintainers = ["Madeeks", "taliaga", "teonnik"]
+    maintainers("Madeeks", "taliaga", "teonnik")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/satsuma2/package.py b/var/spack/repos/builtin/packages/satsuma2/package.py
index 1191478a3e..1103dd79cb 100644
--- a/var/spack/repos/builtin/packages/satsuma2/package.py
+++ b/var/spack/repos/builtin/packages/satsuma2/package.py
@@ -19,7 +19,7 @@ class Satsuma2(CMakePackage):
     version("2021-03-04", commit="37c5f386819614cd3ce96016b423ddc4df1d86ec")
     version("2016-11-22", commit="da694aeecf352e344b790bea4a7aaa529f5b69e6")
 
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     def patch(self):
         filter_file(
diff --git a/var/spack/repos/builtin/packages/sbml/package.py b/var/spack/repos/builtin/packages/sbml/package.py
index 3d37150979..df7e79826e 100644
--- a/var/spack/repos/builtin/packages/sbml/package.py
+++ b/var/spack/repos/builtin/packages/sbml/package.py
@@ -10,7 +10,7 @@ class Sbml(CMakePackage):
     """Library for the Systems Biology Markup Language"""
 
     homepage = "https://sbml.org"
-    maintainers = ["rblake-llnl"]
+    maintainers("rblake-llnl")
 
     version("5.18.0", sha256="6c01be2306ec0c9656b59cb082eb7b90176c39506dd0f912b02e08298a553360")
     version("5.17.0", sha256="189216e1472777e4464b791c506b79267d07a5454cb23ac991452711f8e0ed3a")
diff --git a/var/spack/repos/builtin/packages/sbp/package.py b/var/spack/repos/builtin/packages/sbp/package.py
index 9931ca1246..5f04622bb7 100644
--- a/var/spack/repos/builtin/packages/sbp/package.py
+++ b/var/spack/repos/builtin/packages/sbp/package.py
@@ -12,7 +12,7 @@ class Sbp(CMakePackage):
     homepage = "https://github.com/swift-nav/libsbp"
     git = "https://github.com/swift-nav/libsbp"
 
-    maintainers = ["jayvdb"]
+    maintainers("jayvdb")
 
     version("3.4.10", tag="v3.4.10", submodules=True)
 
diff --git a/var/spack/repos/builtin/packages/scale/package.py b/var/spack/repos/builtin/packages/scale/package.py
index d0755acc70..2c08edcb94 100644
--- a/var/spack/repos/builtin/packages/scale/package.py
+++ b/var/spack/repos/builtin/packages/scale/package.py
@@ -18,7 +18,7 @@ class Scale(MakefilePackage):
     homepage = "https://scale.riken.jp/"
     url = "https://scale.riken.jp/archives/scale-5.4.4.tar.gz"
 
-    maintainers = ["t-yamaura"]
+    maintainers("t-yamaura")
 
     version(
         "5.4.4",
diff --git a/var/spack/repos/builtin/packages/scine-sparrow/package.py b/var/spack/repos/builtin/packages/scine-sparrow/package.py
index 10993213d6..fc27ff8c61 100644
--- a/var/spack/repos/builtin/packages/scine-sparrow/package.py
+++ b/var/spack/repos/builtin/packages/scine-sparrow/package.py
@@ -28,7 +28,7 @@ class ScineSparrow(CMakePackage):
     url = "https://github.com/qcscine/sparrow/archive/refs/tags/3.1.0.tar.gz"
     git = "https://github.com/qcscine/sparrow.git"
 
-    maintainers = ["frobnitzem"]
+    maintainers("frobnitzem")
 
     version("master", branch="master")
     version("3.1.0", "91412de0f2670a1735c4ca76406db5bea04236eeac0bc1f93ccfe18104aa7ce4")
diff --git a/var/spack/repos/builtin/packages/scorpio/package.py b/var/spack/repos/builtin/packages/scorpio/package.py
index 5103fa0222..d30039d35b 100644
--- a/var/spack/repos/builtin/packages/scorpio/package.py
+++ b/var/spack/repos/builtin/packages/scorpio/package.py
@@ -16,7 +16,7 @@ class Scorpio(CMakePackage):
     homepage = "https://gitlab.com/truchas/tpl-forks/scorpio"
     git = "https://gitlab.com/truchas/tpl-forks/scorpio.git"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="truchas")
 
diff --git a/var/spack/repos/builtin/packages/scotch/package.py b/var/spack/repos/builtin/packages/scotch/package.py
index 42a0adfedf..2c5d14138e 100644
--- a/var/spack/repos/builtin/packages/scotch/package.py
+++ b/var/spack/repos/builtin/packages/scotch/package.py
@@ -18,7 +18,7 @@ class Scotch(CMakePackage, MakefilePackage):
     url = "https://gitlab.inria.fr/scotch/scotch/-/archive/v7.0.1/scotch-v7.0.1.tar.gz"
     list_url = "https://gforge.inria.fr/frs/?group_id=248"
 
-    maintainers = ["pghysels"]
+    maintainers("pghysels")
 
     version("7.0.1", sha256="0618e9bc33c02172ea7351600fce4fccd32fe00b3359c4aabb5e415f17c06fed")
     version("6.1.3", sha256="4e54f056199e6c23d46581d448fcfe2285987e5554a0aa527f7931684ef2809e")
diff --git a/var/spack/repos/builtin/packages/scr/package.py b/var/spack/repos/builtin/packages/scr/package.py
index 9f7dfa849f..1a5d692106 100644
--- a/var/spack/repos/builtin/packages/scr/package.py
+++ b/var/spack/repos/builtin/packages/scr/package.py
@@ -27,7 +27,7 @@ class Scr(CMakePackage):
     git = "https://github.com/llnl/scr.git"
     tags = ["e4s", "radiuss"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("develop", branch="develop")
     version("legacy", branch="legacy")
diff --git a/var/spack/repos/builtin/packages/seacas/package.py b/var/spack/repos/builtin/packages/seacas/package.py
index f0fde2e66c..31670193bc 100644
--- a/var/spack/repos/builtin/packages/seacas/package.py
+++ b/var/spack/repos/builtin/packages/seacas/package.py
@@ -27,7 +27,7 @@ class Seacas(CMakePackage):
     homepage = "https://sandialabs.github.io/seacas/"
     git = "https://github.com/sandialabs/seacas.git"
     url = "https://github.com/sandialabs/seacas/archive/v2019-08-20.tar.gz"
-    maintainers = ["gsjaardema"]
+    maintainers("gsjaardema")
 
     # ###################### Versions ##########################
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/seal/package.py b/var/spack/repos/builtin/packages/seal/package.py
index 880d3ddc53..cc74896560 100644
--- a/var/spack/repos/builtin/packages/seal/package.py
+++ b/var/spack/repos/builtin/packages/seal/package.py
@@ -16,7 +16,7 @@ class Seal(CMakePackage):
     homepage = "https://github.com/microsoft/SEAL"
     url = "https://github.com/microsoft/SEAL/archive/refs/tags/v3.7.1.tar.gz"
 
-    maintainers = ["wohlbier"]
+    maintainers("wohlbier")
 
     version("3.7.1", sha256="6737177bfb582cc1a2863ef1e96cc6c39b119257e7192981a3190eb79e0fcfd3")
     version("3.7.0", sha256="06ea835d6c9cdbbc4edb72a8db4bd4b1115995f075774043b9f31938d0624543")
diff --git a/var/spack/repos/builtin/packages/sensei/package.py b/var/spack/repos/builtin/packages/sensei/package.py
index c09fe869bb..a127c5da0c 100644
--- a/var/spack/repos/builtin/packages/sensei/package.py
+++ b/var/spack/repos/builtin/packages/sensei/package.py
@@ -16,7 +16,7 @@ class Sensei(CMakePackage):
     homepage = "https://sensei-insitu.org"
     url = "https://github.com/SENSEI-insitu/SENSEI/releases/download/v3.2.1/SENSEI-3.2.1.tar.gz"
     git = "https://github.com/SENSEI-insitu/SENSEI.git"
-    maintainers = ["sshudler", "kwryankrattiger"]
+    maintainers("sshudler", "kwryankrattiger")
 
     version("develop", branch="develop")
     version("4.0.0", sha256="fc1538aa1051789dbdefbe18b7f251bc46e7a6ae1db3a940c123552e0318db8b")
diff --git a/var/spack/repos/builtin/packages/sentencepiece/package.py b/var/spack/repos/builtin/packages/sentencepiece/package.py
index a08a61d6ba..989d9fb125 100644
--- a/var/spack/repos/builtin/packages/sentencepiece/package.py
+++ b/var/spack/repos/builtin/packages/sentencepiece/package.py
@@ -15,7 +15,7 @@ class Sentencepiece(CMakePackage):
     homepage = "https://github.com/google/sentencepiece"
     url = "https://github.com/google/sentencepiece/archive/v0.1.85.tar.gz"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("0.1.91", sha256="acbc7ea12713cd2a8d64892f8d2033c7fd2bb4faecab39452496120ace9a4b1b")
     version("0.1.85", sha256="dd4956287a1b6af3cbdbbd499b7227a859a4e3f41c9882de5e6bdd929e219ae6")
diff --git a/var/spack/repos/builtin/packages/sentieon-genomics/package.py b/var/spack/repos/builtin/packages/sentieon-genomics/package.py
index c974e64c06..c4a2e2d185 100644
--- a/var/spack/repos/builtin/packages/sentieon-genomics/package.py
+++ b/var/spack/repos/builtin/packages/sentieon-genomics/package.py
@@ -24,7 +24,7 @@ class SentieonGenomics(Package):
     # https://github.com/Sentieon/sentieon-docker/blob/master/Dockerfile
     # See also: https://github.com/spack/spack/pull/30145/files#r853275635
     url = "https://s3.amazonaws.com/sentieon-release/software/sentieon-genomics-201808.01.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("202112.06", sha256="18306036f01c3d41dd7ae738b18ae76fd6b666f1172dd4696cd55b4a8465270d")
     version("202112.05", sha256="c97b14b0484a0c0025115ad7b911453af7bdcd09874c26cbc39fd0bc5588a306")
diff --git a/var/spack/repos/builtin/packages/sepp/package.py b/var/spack/repos/builtin/packages/sepp/package.py
index c11a43a993..ddb7ac9782 100644
--- a/var/spack/repos/builtin/packages/sepp/package.py
+++ b/var/spack/repos/builtin/packages/sepp/package.py
@@ -12,7 +12,7 @@ class Sepp(Package):
     homepage = "https://github.com/smirarab/sepp"
 
     url = "https://github.com/smirarab/sepp/archive/refs/tags/4.5.1.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("4.5.1", sha256="51e052569ae89f586a1a94c804f09fe1b7910a3ffff7664e2005f18c7d3f717b")
 
diff --git a/var/spack/repos/builtin/packages/serf/package.py b/var/spack/repos/builtin/packages/serf/package.py
index 2602d75665..fd4b4375ab 100644
--- a/var/spack/repos/builtin/packages/serf/package.py
+++ b/var/spack/repos/builtin/packages/serf/package.py
@@ -13,7 +13,7 @@ class Serf(SConsPackage):
     homepage = "https://serf.apache.org/"
     url = "https://archive.apache.org/dist/serf/serf-1.3.9.tar.bz2"
 
-    maintainers = ["cosmicexplorer"]
+    maintainers("cosmicexplorer")
 
     version("1.3.9", sha256="549c2d21c577a8a9c0450facb5cca809f26591f048e466552240947bdf7a87cc")
     version("1.3.8", sha256="e0500be065dbbce490449837bb2ab624e46d64fc0b090474d9acaa87c82b2590")
diff --git a/var/spack/repos/builtin/packages/serialbox/package.py b/var/spack/repos/builtin/packages/serialbox/package.py
index 1621cf0d5d..a0f53cad75 100644
--- a/var/spack/repos/builtin/packages/serialbox/package.py
+++ b/var/spack/repos/builtin/packages/serialbox/package.py
@@ -15,7 +15,7 @@ class Serialbox(CMakePackage):
     homepage = "https://github.com/GridTools/serialbox"
     url = "https://github.com/GridTools/serialbox/archive/v2.6.1.tar.gz"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("2.6.1", sha256="b795ce576e8c4fd137e48e502b07b136079c595c82c660cfa2e284b0ef873342")
     version("2.6.0", sha256="9199f8637afbd7f2b3c5ba932d1c63e9e14d553a0cafe6c29107df0e04ee9fae")
diff --git a/var/spack/repos/builtin/packages/sfcio/package.py b/var/spack/repos/builtin/packages/sfcio/package.py
index c91a75e2dc..4e8018ab40 100644
--- a/var/spack/repos/builtin/packages/sfcio/package.py
+++ b/var/spack/repos/builtin/packages/sfcio/package.py
@@ -15,12 +15,12 @@ class Sfcio(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-sfcio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-sfcio/archive/refs/tags/v1.4.1.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("1.4.1", sha256="d9f900cf18ec1a839b4128c069b1336317ffc682086283443354896746b89c59")
 
diff --git a/var/spack/repos/builtin/packages/sgpp/package.py b/var/spack/repos/builtin/packages/sgpp/package.py
index 6757910d34..3b6a18055a 100644
--- a/var/spack/repos/builtin/packages/sgpp/package.py
+++ b/var/spack/repos/builtin/packages/sgpp/package.py
@@ -16,7 +16,7 @@ class Sgpp(SConsPackage):
     url = "https://github.com/SGpp/SGpp/archive/v3.2.0.tar.gz"
     git = "https://github.com/SGpp/SGpp.git"
 
-    maintainers = ["G-071", "leiterrl", "pfluegdk"]
+    maintainers("G-071", "leiterrl", "pfluegdk")
 
     version("master", branch="master")
     version("3.4.0", sha256="450d4002850b0a48c561abe221b634261ca44eee111ca605c3e80797182f40b3")
diff --git a/var/spack/repos/builtin/packages/shapeit4/package.py b/var/spack/repos/builtin/packages/shapeit4/package.py
index 569dfdf984..b5ebe23d98 100644
--- a/var/spack/repos/builtin/packages/shapeit4/package.py
+++ b/var/spack/repos/builtin/packages/shapeit4/package.py
@@ -15,7 +15,7 @@ class Shapeit4(MakefilePackage):
 
     version("4.1.3", sha256="d209731277b00bca1e3478b7e0a0cbe40fbe23826c3d640ad12e0dd6033cbbb8")
 
-    maintainers = ["ilbiondo"]
+    maintainers("ilbiondo")
 
     depends_on("htslib")
     depends_on("boost+exception+container+iostreams+program_options")
diff --git a/var/spack/repos/builtin/packages/shellcheck/package.py b/var/spack/repos/builtin/packages/shellcheck/package.py
index 859e4df6d9..17c32c8e85 100644
--- a/var/spack/repos/builtin/packages/shellcheck/package.py
+++ b/var/spack/repos/builtin/packages/shellcheck/package.py
@@ -27,7 +27,7 @@ class Shellcheck(Package):
     homepage = "https://www.shellcheck.net"
     url = "https://github.com/koalaman/shellcheck/releases/download/v0.9.0/shellcheck-v0.9.0.linux.x86_64.tar.xz"
 
-    maintainers = ["aphedges"]
+    maintainers("aphedges")
 
     # The following installs the binaries for shellcheck. The reason for
     # installing binaries is that shellcheck is a Haskell package and the
diff --git a/var/spack/repos/builtin/packages/sherpa/package.py b/var/spack/repos/builtin/packages/sherpa/package.py
index faa153944a..f9b8fe1794 100644
--- a/var/spack/repos/builtin/packages/sherpa/package.py
+++ b/var/spack/repos/builtin/packages/sherpa/package.py
@@ -18,7 +18,7 @@ class Sherpa(AutotoolsPackage):
 
     tags = ["hep", "eic"]
 
-    maintainers = ["wdconinc", "vvolkl"]
+    maintainers("wdconinc", "vvolkl")
     version("2.2.13", sha256="ed1fd1372923c191ca44897802d950702b810382260e7464d36ac3234c5c8a64")
     version("2.2.12", sha256="4ba78098e45aaac0bc303d1b5abdc15809f30b407abf9457d99b55e63384c83d")
     version("2.2.11", sha256="5e12761988b41429f1d104f84fdf352775d233cde7a165eb64e14dcc20c3e1bd")
diff --git a/var/spack/repos/builtin/packages/shtools/package.py b/var/spack/repos/builtin/packages/shtools/package.py
index c2c9dc6add..e2031c3710 100644
--- a/var/spack/repos/builtin/packages/shtools/package.py
+++ b/var/spack/repos/builtin/packages/shtools/package.py
@@ -12,7 +12,7 @@ class Shtools(MakefilePackage):
     homepage = "https://shtools.github.io/SHTOOLS/"
     url = "https://github.com/SHTOOLS/SHTOOLS/archive/v4.5.tar.gz"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("4.9.1", sha256="5c22064f9daf6e9aa08cace182146993aa6b25a6ea593d92572c59f4013d53c2")
     version("4.8", sha256="c36fc86810017e544abbfb12f8ddf6f101a1ac8b89856a76d7d9801ffc8dac44")
diff --git a/var/spack/repos/builtin/packages/shuffile/package.py b/var/spack/repos/builtin/packages/shuffile/package.py
index 8d08b367d1..43b80e0d47 100644
--- a/var/spack/repos/builtin/packages/shuffile/package.py
+++ b/var/spack/repos/builtin/packages/shuffile/package.py
@@ -14,7 +14,7 @@ class Shuffile(CMakePackage):
     git = "https://github.com/ecp-veloc/shuffile.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.2.0", sha256="467ffef72214c109b69f09d03e42be5e9254f13751b09c71168c14fa99117521")
diff --git a/var/spack/repos/builtin/packages/sigio/package.py b/var/spack/repos/builtin/packages/sigio/package.py
index 2f6be9a9fb..8cd8d50be2 100644
--- a/var/spack/repos/builtin/packages/sigio/package.py
+++ b/var/spack/repos/builtin/packages/sigio/package.py
@@ -15,12 +15,12 @@ class Sigio(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-sigio"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-sigio/archive/refs/tags/v2.3.2.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("2.3.2", sha256="333f3cf3a97f97103cbafcafc2ad89b24faa55b1332a98adc1637855e8a5b613")
 
diff --git a/var/spack/repos/builtin/packages/simgrid/package.py b/var/spack/repos/builtin/packages/simgrid/package.py
index d45a075398..800af27a0f 100644
--- a/var/spack/repos/builtin/packages/simgrid/package.py
+++ b/var/spack/repos/builtin/packages/simgrid/package.py
@@ -17,7 +17,7 @@ class Simgrid(CMakePackage):
     url = "https://github.com/simgrid/simgrid/releases/download/v3.27/simgrid-3.27.tar.gz"
     git = "https://framagit.org/simgrid/simgrid.git"
 
-    maintainers = ["viniciusvgp"]
+    maintainers("viniciusvgp")
 
     version("3.32", sha256="837764eb81562f04e49dd20fbd8518d9eb1f94df00a4e4555e7ec7fa8aa341f0")
     version("3.31", sha256="4b44f77ad40c01cf4e3013957c9cbe39f33dec9304ff0c9c3d9056372ed4c61d")
diff --git a/var/spack/repos/builtin/packages/simmetrix-simmodsuite/package.py b/var/spack/repos/builtin/packages/simmetrix-simmodsuite/package.py
index c3101e84ea..5b1db1e456 100644
--- a/var/spack/repos/builtin/packages/simmetrix-simmodsuite/package.py
+++ b/var/spack/repos/builtin/packages/simmetrix-simmodsuite/package.py
@@ -515,7 +515,7 @@ class SimmetrixSimmodsuite(Package):
     of sources
     """
 
-    maintainers = ["cwsmith"]
+    maintainers("cwsmith")
     homepage = "http://www.simmetrix.com/products/SimulationModelingSuite/main.html"
     manual_download = True
 
diff --git a/var/spack/repos/builtin/packages/simple-dftd3/package.py b/var/spack/repos/builtin/packages/simple-dftd3/package.py
index 51b9df14f4..ad3b08b02b 100644
--- a/var/spack/repos/builtin/packages/simple-dftd3/package.py
+++ b/var/spack/repos/builtin/packages/simple-dftd3/package.py
@@ -15,7 +15,7 @@ class SimpleDftd3(MesonPackage):
     url = "https://github.com/dftd3/simple-dftd3/releases/download/v0.7.0/s-dftd3-0.7.0-source.tar.xz"
     git = "https://github.com/dftd3/simple-dftd3.git"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("main", branch="main")
     version("0.7.0", "5390b20102474a3c37240f38226f3a54a809b34bcb910317bdd109b8c2865f4e")
diff --git a/var/spack/repos/builtin/packages/simsipm/package.py b/var/spack/repos/builtin/packages/simsipm/package.py
index a3b9a81de6..8c4bc01b4c 100644
--- a/var/spack/repos/builtin/packages/simsipm/package.py
+++ b/var/spack/repos/builtin/packages/simsipm/package.py
@@ -17,7 +17,7 @@ class Simsipm(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("1.2.4", sha256="1c633bebb19c490b5e6dfa5ada4a6bc7ec36348237c2626d57843a25af923211")
 
diff --git a/var/spack/repos/builtin/packages/simulationio/package.py b/var/spack/repos/builtin/packages/simulationio/package.py
index fb3e552a1e..3bec843ae4 100644
--- a/var/spack/repos/builtin/packages/simulationio/package.py
+++ b/var/spack/repos/builtin/packages/simulationio/package.py
@@ -14,7 +14,7 @@ class Simulationio(CMakePackage):
     url = "https://github.com/eschnett/SimulationIO/archive/version/9.0.1.tar.gz"
     git = "https://github.com/eschnett/SimulationIO.git"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("master", branch="master")
     version("9.0.2", sha256="3dd3422e64f6a75215783f6157effd07430e1d0af5884e565f73388a815511f8")
diff --git a/var/spack/repos/builtin/packages/sina/package.py b/var/spack/repos/builtin/packages/sina/package.py
index b643c6f41e..82ffe0b986 100644
--- a/var/spack/repos/builtin/packages/sina/package.py
+++ b/var/spack/repos/builtin/packages/sina/package.py
@@ -14,11 +14,11 @@ class Sina(CachedCMakePackage):
     homepage = "https://github.com/LLNL/Sina"
     url = "https://github.com/LLNL/Sina/releases/download/v1.10.0/sina-cpp-1.10.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "estebanpauli",
         "HaluskaR",
         "murray55",
-    ]
+    )
 
     version("1.11.0", sha256="a080f6583101696a6354940f00646ef892e1b2f8fc3f1b1907ba1c3ade6d4b47")
     version("1.10.0", sha256="b34379ce8cc5eca5a0f16893053fac75be14c2109d1beed4c6d48e11f9b281c7")
diff --git a/var/spack/repos/builtin/packages/singularity-eos/package.py b/var/spack/repos/builtin/packages/singularity-eos/package.py
index 64b023b994..b688611c18 100644
--- a/var/spack/repos/builtin/packages/singularity-eos/package.py
+++ b/var/spack/repos/builtin/packages/singularity-eos/package.py
@@ -16,7 +16,7 @@ class SingularityEos(CMakePackage, CudaPackage):
     git = "https://github.com/lanl/singularity-eos.git"
     url = "https://github.com/lanl/singularity-eos/archive/refs/tags/release-1.6.1.tar.gz"
 
-    maintainers = ["rbberger"]
+    maintainers("rbberger")
 
     version("main", branch="main")
     version("1.6.2", sha256="9c85fca679139a40cc9c72fcaeeca78a407cc1ca184734785236042de364b942")
diff --git a/var/spack/repos/builtin/packages/singularity-hpc/package.py b/var/spack/repos/builtin/packages/singularity-hpc/package.py
index 14245e93e9..add13addfa 100644
--- a/var/spack/repos/builtin/packages/singularity-hpc/package.py
+++ b/var/spack/repos/builtin/packages/singularity-hpc/package.py
@@ -12,7 +12,7 @@ class SingularityHpc(PythonPackage):
     using Lmod or Environment Modules. Works for users and admins.
     """
 
-    maintainers = ["marcodelapierre", "vsoch"]
+    maintainers("marcodelapierre", "vsoch")
 
     homepage = "https://github.com/singularityhub/singularity-hpc"
     pypi = "singularity-hpc/singularity-hpc-0.1.16.tar.gz"
diff --git a/var/spack/repos/builtin/packages/singularity/package.py b/var/spack/repos/builtin/packages/singularity/package.py
index 5e1c8f354b..592376cd80 100644
--- a/var/spack/repos/builtin/packages/singularity/package.py
+++ b/var/spack/repos/builtin/packages/singularity/package.py
@@ -24,7 +24,7 @@ class Singularity(SingularityBase):
     git = "https://github.com/hpcng/singularity.git"
     url = "https://github.com/hpcng/singularity/releases/download/v3.8.5/singularity-3.8.5.tar.gz"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
 
     version("master", branch="master")
     version("3.8.7", sha256="3329f2e583f84a8343cb2c0380a1d6cbceafae7d1e633b5cbcadf7143eac859b")
diff --git a/var/spack/repos/builtin/packages/singularityce/package.py b/var/spack/repos/builtin/packages/singularityce/package.py
index 66c1fe333a..8ee7244ccf 100644
--- a/var/spack/repos/builtin/packages/singularityce/package.py
+++ b/var/spack/repos/builtin/packages/singularityce/package.py
@@ -197,7 +197,7 @@ class Singularityce(SingularityBase):
     url = "https://github.com/sylabs/singularity/releases/download/v3.9.1/singularity-ce-3.9.1.tar.gz"
     git = "https://github.com/sylabs/singularity.git"
 
-    maintainers = ["alalazo"]
+    maintainers("alalazo")
     version("master", branch="master")
 
     version("3.10.3", sha256="f87d8e212ce209c5212d6faf253b97a24b5d0b6e6b17b5e58b316cdda27a332f")
diff --git a/var/spack/repos/builtin/packages/sio/package.py b/var/spack/repos/builtin/packages/sio/package.py
index 69695d43e4..1758b5c650 100644
--- a/var/spack/repos/builtin/packages/sio/package.py
+++ b/var/spack/repos/builtin/packages/sio/package.py
@@ -16,7 +16,7 @@ class Sio(CMakePackage):
     homepage = "https://github.com/iLCSoft/SIO"
     git = "https://github.com/iLCSoft/SIO.git"
 
-    maintainers = ["vvolkl", "tmadlener"]
+    maintainers("vvolkl", "tmadlener")
 
     version("master", branch="master")
     version("0.1", sha256="0407c0daeae53660c0562f9302a220f72ab51547050cd9fe9113b995804ab4b4")
diff --git a/var/spack/repos/builtin/packages/sionlib/package.py b/var/spack/repos/builtin/packages/sionlib/package.py
index a9be759c09..34292ac56b 100644
--- a/var/spack/repos/builtin/packages/sionlib/package.py
+++ b/var/spack/repos/builtin/packages/sionlib/package.py
@@ -13,7 +13,7 @@ class Sionlib(AutotoolsPackage):
     homepage = "https://www.fz-juelich.de/ias/jsc/EN/Expertise/Support/Software/SIONlib/_node.html"
     url = "https://apps.fz-juelich.de/jsc/sionlib/download.php?version=1.7.6"
 
-    maintainers = ["pramodk"]
+    maintainers("pramodk")
 
     version(
         "1.7.6",
diff --git a/var/spack/repos/builtin/packages/sirius/package.py b/var/spack/repos/builtin/packages/sirius/package.py
index ee3462587d..0ea236106f 100644
--- a/var/spack/repos/builtin/packages/sirius/package.py
+++ b/var/spack/repos/builtin/packages/sirius/package.py
@@ -16,7 +16,7 @@ class Sirius(CMakePackage, CudaPackage, ROCmPackage):
     list_url = "https://github.com/electronic-structure/SIRIUS/releases"
     git = "https://github.com/electronic-structure/SIRIUS.git"
 
-    maintainers = ["simonpintarelli", "haampie", "dev-zero", "AdhocMan", "toxa81"]
+    maintainers("simonpintarelli", "haampie", "dev-zero", "AdhocMan", "toxa81")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/slate/package.py b/var/spack/repos/builtin/packages/slate/package.py
index 0458f79881..769feb4db0 100644
--- a/var/spack/repos/builtin/packages/slate/package.py
+++ b/var/spack/repos/builtin/packages/slate/package.py
@@ -18,7 +18,7 @@ class Slate(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://icl.utk.edu/slate/"
     git = "https://bitbucket.org/icl/slate"
     url = "https://bitbucket.org/icl/slate/downloads/slate-2020.10.00.tar.gz"
-    maintainers = ["G-Ragghianti", "mgates3"]
+    maintainers("G-Ragghianti", "mgates3")
 
     tags = ["e4s"]
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/slepc/package.py b/var/spack/repos/builtin/packages/slepc/package.py
index c16adcce81..11d529fabd 100644
--- a/var/spack/repos/builtin/packages/slepc/package.py
+++ b/var/spack/repos/builtin/packages/slepc/package.py
@@ -16,7 +16,7 @@ class Slepc(Package, CudaPackage, ROCmPackage):
     url = "https://slepc.upv.es/download/distrib/slepc-3.17.1.tar.gz"
     git = "https://gitlab.com/slepc/slepc.git"
 
-    maintainers = ["joseeroman", "balay"]
+    maintainers("joseeroman", "balay")
 
     tags = ["e4s"]
     test_requires_compiler = True
diff --git a/var/spack/repos/builtin/packages/slirp4netns/package.py b/var/spack/repos/builtin/packages/slirp4netns/package.py
index 18ee0c1895..f1ae2beade 100644
--- a/var/spack/repos/builtin/packages/slirp4netns/package.py
+++ b/var/spack/repos/builtin/packages/slirp4netns/package.py
@@ -11,7 +11,7 @@ class Slirp4netns(AutotoolsPackage):
 
     homepage = "https://github.com/rootless-containers/slirp4netns"
     url = "https://github.com/rootless-containers/slirp4netns/archive/v1.1.12.tar.gz"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("1.2.0", sha256="b584edde686d3cfbac210cbdb93c4b0ba5d8cc0a6a4d92b9dfc3c5baec99c727")
     version("1.1.12", sha256="279dfe58a61b9d769f620b6c0552edd93daba75d7761f7c3742ec4d26aaa2962")
diff --git a/var/spack/repos/builtin/packages/slurm-drmaa/package.py b/var/spack/repos/builtin/packages/slurm-drmaa/package.py
index 1012768694..100b328b9a 100644
--- a/var/spack/repos/builtin/packages/slurm-drmaa/package.py
+++ b/var/spack/repos/builtin/packages/slurm-drmaa/package.py
@@ -19,7 +19,7 @@ class SlurmDrmaa(AutotoolsPackage):
     url = "https://github.com/natefoo/slurm-drmaa/releases/download/1.1.2/slurm-drmaa-1.1.2.tar.gz"
     git = "https://github.com/natefoo/slurm-drmaa.git"
 
-    maintainers = ["pwablito"]
+    maintainers("pwablito")
 
     version("main", branch="main", submodules=True)
     version("1.1.2", sha256="5bfe25d501de83729df3c8c8f28535b9da3e99aea7738e259903abd6f1f5c836")
diff --git a/var/spack/repos/builtin/packages/snakemake/package.py b/var/spack/repos/builtin/packages/snakemake/package.py
index 25c5ad6c5c..e1938899eb 100644
--- a/var/spack/repos/builtin/packages/snakemake/package.py
+++ b/var/spack/repos/builtin/packages/snakemake/package.py
@@ -11,7 +11,7 @@ class Snakemake(PythonPackage):
 
     homepage = "https://snakemake.readthedocs.io/en/stable/"
     pypi = "snakemake/snakemake-6.12.3.tar.gz"
-    maintainers = ["marcusboden"]
+    maintainers("marcusboden")
 
     version("7.18.2", sha256="23f52b9a0c86da3b974a3cfc097fa82b41c49dab05543c0d18377c854852f771")
     version("6.15.1", sha256="a219601d57037f565ead9963e6bd8d04d3bdd985d172371e54197dcbdba79865")
diff --git a/var/spack/repos/builtin/packages/snap-berkeley/package.py b/var/spack/repos/builtin/packages/snap-berkeley/package.py
index 1469fec7a4..65c7ef9d7e 100644
--- a/var/spack/repos/builtin/packages/snap-berkeley/package.py
+++ b/var/spack/repos/builtin/packages/snap-berkeley/package.py
@@ -14,7 +14,7 @@ class SnapBerkeley(MakefilePackage):
 
     homepage = "https://snap.cs.berkeley.edu/"
     url = "https://github.com/amplab/snap/archive/v1.0beta.18.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.0.1", sha256="30f199c583e054c50ca6f3b61f27066640b7c829e5c5e8083841596a2869c064")
     version(
diff --git a/var/spack/repos/builtin/packages/soapdenovo-trans/package.py b/var/spack/repos/builtin/packages/soapdenovo-trans/package.py
index 4b8addb81a..a332bb9e00 100644
--- a/var/spack/repos/builtin/packages/soapdenovo-trans/package.py
+++ b/var/spack/repos/builtin/packages/soapdenovo-trans/package.py
@@ -13,7 +13,7 @@ class SoapdenovoTrans(MakefilePackage):
 
     homepage = "https://github.com/aquaskyline/SOAPdenovo-Trans"
     url = "https://github.com/aquaskyline/SOAPdenovo-Trans/archive/1.0.4.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.0.5", sha256="c1903c0d81142270db95916e2833400f72c4841b5c9194f182c19ebda418936f")
     version("1.0.4", sha256="378a54cde0ebe240fb515ba67197c053cf95393645c1ae1399b3a611be2a9795")
diff --git a/var/spack/repos/builtin/packages/socat/package.py b/var/spack/repos/builtin/packages/socat/package.py
index 65f4eead0d..44fc720654 100644
--- a/var/spack/repos/builtin/packages/socat/package.py
+++ b/var/spack/repos/builtin/packages/socat/package.py
@@ -18,7 +18,7 @@ class Socat(AutotoolsPackage):
     homepage = "http://www.dest-unreach.org/socat/"
     url = "http://www.dest-unreach.org/socat/download/socat-1.7.4.4.tar.bz2"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("1.7.4.4", sha256="fbd42bd2f0e54a3af6d01bdf15385384ab82dbc0e4f1a5e153b3e0be1b6380ac")
 
diff --git a/var/spack/repos/builtin/packages/sombrero/package.py b/var/spack/repos/builtin/packages/sombrero/package.py
index 8c70e61dd4..23fcfcf148 100644
--- a/var/spack/repos/builtin/packages/sombrero/package.py
+++ b/var/spack/repos/builtin/packages/sombrero/package.py
@@ -36,7 +36,7 @@ class Sombrero(MakefilePackage):
 
     depends_on("mpi")
 
-    maintainers = ["mmesiti", "edbennett"]
+    maintainers("mmesiti", "edbennett")
 
     def edit(self, spec, prefix):
         # Make the `sombrero.sh` driver relocatable
diff --git a/var/spack/repos/builtin/packages/sos/package.py b/var/spack/repos/builtin/packages/sos/package.py
index a743f04032..0f7c5b5e14 100644
--- a/var/spack/repos/builtin/packages/sos/package.py
+++ b/var/spack/repos/builtin/packages/sos/package.py
@@ -13,7 +13,7 @@ class Sos(AutotoolsPackage):
     url = "https://github.com/Sandia-OpenSHMEM/SOS/archive/refs/tags/v1.5.0.zip"
 
     # notify when the package is updated.
-    maintainers = ["rscohn2"]
+    maintainers("rscohn2")
 
     version("1.5.1", sha256="0a6303dcbdd713ef2d83c617c1eb821227603c98cb9816c53585fd993da8a984")
     version("1.5.0", sha256="02679da6085cca2919f900022c46bad48479690586cb4e7f971ec3a735bab4d4")
diff --git a/var/spack/repos/builtin/packages/sp/package.py b/var/spack/repos/builtin/packages/sp/package.py
index 62b3b72c55..1e32a21abf 100644
--- a/var/spack/repos/builtin/packages/sp/package.py
+++ b/var/spack/repos/builtin/packages/sp/package.py
@@ -14,12 +14,12 @@ class Sp(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-sp"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-sp/archive/refs/tags/v2.3.3.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "edwardhartnett",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     version("2.3.3", sha256="c0d465209e599de3c0193e65671e290e9f422f659f1da928505489a3edeab99f")
 
diff --git a/var/spack/repos/builtin/packages/spack/package.py b/var/spack/repos/builtin/packages/spack/package.py
index 11b9fd38b9..a0e7fdcb07 100644
--- a/var/spack/repos/builtin/packages/spack/package.py
+++ b/var/spack/repos/builtin/packages/spack/package.py
@@ -18,7 +18,7 @@ class Spack(Package):
     homepage = "https://spack.io/"
     git = "https://github.com/spack/spack.git"
     url = "https://github.com/spack/spack/releases/download/v0.16.2/spack-0.16.2.tar.gz"
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("develop", branch="develop")
     version("0.18.1", sha256="d1491374ce280653ee0bc48cd80527d06860b886af8b0d4a7cf1d0a2309191b7")
diff --git a/var/spack/repos/builtin/packages/sparrow/package.py b/var/spack/repos/builtin/packages/sparrow/package.py
index dac5cf3690..17cedfba92 100644
--- a/var/spack/repos/builtin/packages/sparrow/package.py
+++ b/var/spack/repos/builtin/packages/sparrow/package.py
@@ -27,7 +27,7 @@ class Sparrow(CMakePackage):
     homepage = "https://scine.ethz.ch/"
     url = "https://github.com/qcscine/sparrow/archive/refs/tags/3.0.0.tar.gz"
 
-    maintainers = ["frobnitzem"]
+    maintainers("frobnitzem")
 
     version(
         "3.0.0",
diff --git a/var/spack/repos/builtin/packages/sparse/package.py b/var/spack/repos/builtin/packages/sparse/package.py
index 49cfa9431b..18f5e0da09 100644
--- a/var/spack/repos/builtin/packages/sparse/package.py
+++ b/var/spack/repos/builtin/packages/sparse/package.py
@@ -13,7 +13,7 @@ class Sparse(MakefilePackage):
     homepage = "http://sparse.sourceforge.net/"
     url = "http://downloads.sourceforge.net/project/sparse/sparse/sparse1.4b/sparse1.4b.tar.gz"
 
-    maintainers = ["wortiz"]
+    maintainers("wortiz")
 
     version("1.4b", sha256="63e6646244fd8f4d89f7f70fbf4cfd46b7688d21b22840a0ce57d294a7496d28")
 
diff --git a/var/spack/repos/builtin/packages/spath/package.py b/var/spack/repos/builtin/packages/spath/package.py
index 55fd286a2c..e8bad7e7df 100644
--- a/var/spack/repos/builtin/packages/spath/package.py
+++ b/var/spack/repos/builtin/packages/spath/package.py
@@ -14,7 +14,7 @@ class Spath(CMakePackage):
     git = "https://github.com/ecp-veloc/spath.git"
     tags = ["ecp"]
 
-    maintainers = ["CamStan", "gonsie"]
+    maintainers("CamStan", "gonsie")
 
     version("main", branch="main")
     version("0.2.0", sha256="2de8a25547b53ef064664d79b543141bc3020219f40ff0e1076f676e13a9e77a")
diff --git a/var/spack/repos/builtin/packages/spectra/package.py b/var/spack/repos/builtin/packages/spectra/package.py
index e7f887a1f0..eee0c76141 100644
--- a/var/spack/repos/builtin/packages/spectra/package.py
+++ b/var/spack/repos/builtin/packages/spectra/package.py
@@ -20,7 +20,7 @@ class Spectra(CMakePackage):
 
     homepage = "https://spectralib.org/"
     url = "https://github.com/yixuan/spectra/archive/refs/tags/v1.0.1.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("1.0.1", sha256="919e3fbc8c539a321fd5a0766966922b7637cc52eb50a969241a997c733789f3")
     version("1.0.0", sha256="45228b7d77b916b5384245eb13aa24bc994f3b0375013a8ba6b85adfd2dafd67")
diff --git a/var/spack/repos/builtin/packages/spectre/package.py b/var/spack/repos/builtin/packages/spectre/package.py
index 6676fe8734..d2de20942b 100644
--- a/var/spack/repos/builtin/packages/spectre/package.py
+++ b/var/spack/repos/builtin/packages/spectre/package.py
@@ -24,7 +24,7 @@ class Spectre(CMakePackage):
     url = "https://github.com/sxs-collaboration/spectre/archive/v2021.12.15.tar.gz"
     git = "https://github.com/sxs-collaboration/spectre.git"
 
-    maintainers = ["nilsvu"]
+    maintainers("nilsvu")
 
     generator = "Ninja"
 
diff --git a/var/spack/repos/builtin/packages/sperr/package.py b/var/spack/repos/builtin/packages/sperr/package.py
index 1473f82636..5dd0f59cd2 100644
--- a/var/spack/repos/builtin/packages/sperr/package.py
+++ b/var/spack/repos/builtin/packages/sperr/package.py
@@ -24,7 +24,7 @@ class Sperr(CMakePackage):
     variant("zstd", description="use Zstd for more compression", default=True)
     variant("openmp", description="use openmp for acceleration", default=True)
 
-    maintainers = ["shaomeng", "robertu94"]
+    maintainers("shaomeng", "robertu94")
 
     def cmake_args(self):
         # ensure the compiler supports OpenMP if it is used
diff --git a/var/spack/repos/builtin/packages/spfft/package.py b/var/spack/repos/builtin/packages/spfft/package.py
index 1ddc2b5876..89217b5626 100644
--- a/var/spack/repos/builtin/packages/spfft/package.py
+++ b/var/spack/repos/builtin/packages/spfft/package.py
@@ -14,7 +14,7 @@ class Spfft(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://github.com/eth-cscs/SpFFT/archive/v0.9.8.zip"
     git = "https://github.com/eth-cscs/SpFFT.git"
 
-    maintainers = ["AdhocMan", "haampie"]
+    maintainers("AdhocMan", "haampie")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/spiner/package.py b/var/spack/repos/builtin/packages/spiner/package.py
index b30a845ceb..dd127717c2 100644
--- a/var/spack/repos/builtin/packages/spiner/package.py
+++ b/var/spack/repos/builtin/packages/spiner/package.py
@@ -14,7 +14,7 @@ class Spiner(CMakePackage, CudaPackage):
     url = "https://github.com/lanl/spiner/archive/refs/tags/1.4.0.tar.gz"
     git = "https://github.com/lanl/spiner.git"
 
-    maintainers = ["rbberger"]
+    maintainers("rbberger")
 
     version("main", branch="main")
     version("1.6.0", sha256="afa5526d87c78c1165ead06c09c5c2b9e4a913687443e5adff7b709ea4dd7edf")
diff --git a/var/spack/repos/builtin/packages/spiral-package-fftx/package.py b/var/spack/repos/builtin/packages/spiral-package-fftx/package.py
index e8277bba21..0f64fb4db9 100644
--- a/var/spack/repos/builtin/packages/spiral-package-fftx/package.py
+++ b/var/spack/repos/builtin/packages/spiral-package-fftx/package.py
@@ -16,7 +16,7 @@ class SpiralPackageFftx(Package):
     url = "https://github.com/spiral-software/spiral-package-fftx/archive/refs/tags/1.0.0.tar.gz"
     git = "https://github.com/spiral-software/spiral-package-fftx.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
     extends("spiral-software")
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/spiral-package-hcol/package.py b/var/spack/repos/builtin/packages/spiral-package-hcol/package.py
index f511b7aa18..678e8e070e 100644
--- a/var/spack/repos/builtin/packages/spiral-package-hcol/package.py
+++ b/var/spack/repos/builtin/packages/spiral-package-hcol/package.py
@@ -14,7 +14,7 @@ class SpiralPackageHcol(Package):
     url = "https://github.com/spiral-software/spiral-package-hcol/archive/refs/tags/1.0.0.tar.gz"
     git = "https://github.com/spiral-software/spiral-package-hcol.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
     extends("spiral-software")
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/spiral-package-mpi/package.py b/var/spack/repos/builtin/packages/spiral-package-mpi/package.py
index 1163b49f62..ed1b187834 100644
--- a/var/spack/repos/builtin/packages/spiral-package-mpi/package.py
+++ b/var/spack/repos/builtin/packages/spiral-package-mpi/package.py
@@ -13,7 +13,7 @@ class SpiralPackageMpi(Package):
     url = "https://github.com/spiral-software/spiral-package-mpi/archive/refs/tags/1.0.0.tar.gz"
     git = "https://github.com/spiral-software/spiral-package-mpi.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
     extends("spiral-software")
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/spiral-package-simt/package.py b/var/spack/repos/builtin/packages/spiral-package-simt/package.py
index 79310040d2..8203df47b5 100644
--- a/var/spack/repos/builtin/packages/spiral-package-simt/package.py
+++ b/var/spack/repos/builtin/packages/spiral-package-simt/package.py
@@ -14,7 +14,7 @@ class SpiralPackageSimt(Package):
     url = "https://github.com/spiral-software/spiral-package-simt/archive/refs/tags/1.0.0.tar.gz"
     git = "https://github.com/spiral-software/spiral-package-simt.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
     extends("spiral-software")
 
     version("develop", branch="develop")
diff --git a/var/spack/repos/builtin/packages/spiral-software/package.py b/var/spack/repos/builtin/packages/spiral-software/package.py
index 968fb94e95..c59d616388 100644
--- a/var/spack/repos/builtin/packages/spiral-software/package.py
+++ b/var/spack/repos/builtin/packages/spiral-software/package.py
@@ -15,7 +15,7 @@ class SpiralSoftware(CMakePackage):
     url = "https://github.com/spiral-software/spiral-software/archive/refs/tags/8.4.0.tar.gz"
     git = "https://github.com/spiral-software/spiral-software.git"
 
-    maintainers = ["spiralgen"]
+    maintainers("spiralgen")
 
     version("develop", branch="develop")
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/spla/package.py b/var/spack/repos/builtin/packages/spla/package.py
index 04244260de..9f95d55fa3 100644
--- a/var/spack/repos/builtin/packages/spla/package.py
+++ b/var/spack/repos/builtin/packages/spla/package.py
@@ -15,7 +15,7 @@ class Spla(CMakePackage):
     url = "https://github.com/eth-cscs/spla/archive/v1.0.0.tar.gz"
     git = "https://github.com/eth-cscs/spla.git"
 
-    maintainers = ["AdhocMan", "haampie"]
+    maintainers("AdhocMan", "haampie")
 
     version("1.5.4", sha256="de30e427d24c741e2e4fcae3d7668162056ac2574afed6522c0bb49d6f1d0f79")
     version("1.5.3", sha256="527c06e316ce46ec87309a16bfa4138b1abad23fd276fe789c78a2de84f05637")
diff --git a/var/spack/repos/builtin/packages/sprng/package.py b/var/spack/repos/builtin/packages/sprng/package.py
index 43b233a7f7..d6f32bebd0 100644
--- a/var/spack/repos/builtin/packages/sprng/package.py
+++ b/var/spack/repos/builtin/packages/sprng/package.py
@@ -13,7 +13,7 @@ class Sprng(AutotoolsPackage):
     avoids correlations in random number sequences across processes.
     """
 
-    maintainers = ["kayarre"]
+    maintainers("kayarre")
 
     homepage = "http://www.sprng.org"
     url = "http://www.sprng.org/Version5.0/sprng5.tar.bz2"
diff --git a/var/spack/repos/builtin/packages/sqlcipher/package.py b/var/spack/repos/builtin/packages/sqlcipher/package.py
index 7c9c41707c..524feaae99 100644
--- a/var/spack/repos/builtin/packages/sqlcipher/package.py
+++ b/var/spack/repos/builtin/packages/sqlcipher/package.py
@@ -14,7 +14,7 @@ class Sqlcipher(AutotoolsPackage):
     url = "https://github.com/sqlcipher/sqlcipher/archive/v4.4.1.tar.gz"
     git = "https://github.com/sqlcipher/sqlcipher.git"
 
-    maintainers = ["rmsds"]
+    maintainers("rmsds")
 
     version("4.4.1", sha256="a36ed7c879a5e9af1054942201c75fc56f1db22e46bf6c2bbae3975dfeb6782d")
     version("4.4.0", sha256="0924b2ae1079717954498bda78a30de20ce2a6083076b16214a711567821d148")
diff --git a/var/spack/repos/builtin/packages/squashfs-mount/package.py b/var/spack/repos/builtin/packages/squashfs-mount/package.py
index 46c598681c..bbb0d5852c 100644
--- a/var/spack/repos/builtin/packages/squashfs-mount/package.py
+++ b/var/spack/repos/builtin/packages/squashfs-mount/package.py
@@ -13,7 +13,7 @@ class SquashfsMount(MakefilePackage):
     homepage = "https://github.com/eth-cscs/squashfs-mount"
     url = "https://github.com/eth-cscs/squashfs-mount/archive/refs/tags/v0.1.0.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("0.1.0", sha256="37841ede7a7486d437fd06ae13e432560f81806f69addc72cfc8e564c8727bc6")
 
diff --git a/var/spack/repos/builtin/packages/squashfuse/package.py b/var/spack/repos/builtin/packages/squashfuse/package.py
index 40e8cdf5f2..8c06506828 100644
--- a/var/spack/repos/builtin/packages/squashfuse/package.py
+++ b/var/spack/repos/builtin/packages/squashfuse/package.py
@@ -13,7 +13,7 @@ class Squashfuse(AutotoolsPackage):
     url = "https://github.com/vasi/squashfuse/releases/download/0.1.104/squashfuse-0.1.104.tar.gz"
     git = "https://github.com/vasi/squashfuse.git"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("master", branch="master")
     version("0.1.104", sha256="aa52460559e0d0b1753f6b1af5c68cfb777ca5a13913285e93f4f9b7aa894b3a")
diff --git a/var/spack/repos/builtin/packages/sratoolkit/package.py b/var/spack/repos/builtin/packages/sratoolkit/package.py
index 86a64c45a3..934fd7db24 100644
--- a/var/spack/repos/builtin/packages/sratoolkit/package.py
+++ b/var/spack/repos/builtin/packages/sratoolkit/package.py
@@ -14,7 +14,7 @@ class Sratoolkit(Package):
     homepage = "https://trace.ncbi.nlm.nih.gov/Traces/sra"
     url = "https://ftp-trace.ncbi.nlm.nih.gov/sra/sdk/3.0.0/sratoolkit.3.0.0-centos_linux64.tar.gz"
 
-    maintainers = ["robqiao"]
+    maintainers("robqiao")
 
     version("3.0.0", sha256="89d11fc284e32d38b6639c551df6d658075cd268913f8ba2af65026e4a161dfe")
     version("2.10.9", sha256="2c849b4b9865737ff17732e3befa70718616ce31cac98e8a61b1c5ed5a6514c5")
diff --git a/var/spack/repos/builtin/packages/srcml/package.py b/var/spack/repos/builtin/packages/srcml/package.py
index 0995effb1c..20850641ad 100644
--- a/var/spack/repos/builtin/packages/srcml/package.py
+++ b/var/spack/repos/builtin/packages/srcml/package.py
@@ -17,7 +17,7 @@ class Srcml(CMakePackage):
     homepage = "https://github.com/srcML/srcML"
     url = "https://github.com/srcML/srcML/archive/refs/tags/v1.0.0.tar.gz"
 
-    maintainers = ["meyersbs"]
+    maintainers("meyersbs")
 
     version("1.0.0", sha256="3ddf33271c3b3953d5e3ecbb14c4f925fc0e609a81250d921d3516537dcffae2")
 
diff --git a/var/spack/repos/builtin/packages/srilm/package.py b/var/spack/repos/builtin/packages/srilm/package.py
index f0747c10cd..9c0e5ddc9e 100644
--- a/var/spack/repos/builtin/packages/srilm/package.py
+++ b/var/spack/repos/builtin/packages/srilm/package.py
@@ -19,7 +19,7 @@ class Srilm(MakefilePackage):
     url = "file://{0}/srilm-1.7.3.tar.gz".format(os.getcwd())
     manual_download = True
 
-    maintainers = ["RemiLacroix-IDRIS"]
+    maintainers("RemiLacroix-IDRIS")
 
     version("1.7.3", sha256="01eaf12d0f35b96d2b28ad0d41c9f915dd22b534a7abde3fbb9e35fb6c19200e")
 
diff --git a/var/spack/repos/builtin/packages/sshfs/package.py b/var/spack/repos/builtin/packages/sshfs/package.py
index 7c20edc7a9..6ab1dfcd28 100644
--- a/var/spack/repos/builtin/packages/sshfs/package.py
+++ b/var/spack/repos/builtin/packages/sshfs/package.py
@@ -13,7 +13,7 @@ class Sshfs(MesonPackage):
     url = "https://github.com/libfuse/sshfs/releases/download/sshfs-3.7.1/sshfs-3.7.1.tar.xz"
     git = "https://github.com/libfuse/sshfs.git"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("3.7.1", sha256="fe5d3436d61b46974889e0c4515899c21a9d67851e3793c209989f72353d7750")
 
diff --git a/var/spack/repos/builtin/packages/ssht/package.py b/var/spack/repos/builtin/packages/ssht/package.py
index 312ae77a93..c57c337f44 100644
--- a/var/spack/repos/builtin/packages/ssht/package.py
+++ b/var/spack/repos/builtin/packages/ssht/package.py
@@ -19,7 +19,7 @@ class Ssht(CMakePackage):
     url = "https://github.com/astro-informatics/ssht/archive/v1.3.4.tar.gz"
     git = "https://github.com/astro-informatics/ssht.git"
 
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("1.5.1", sha256="f0b6fb6a1de40354fcf4eafe09b953c96a72ba9c533a42e290802e93cd14170c")
     version("1.5.0", sha256="ff42103463c973a11da84b757d2a6661679c8a60745e44f0ccf697f88593083a")
diff --git a/var/spack/repos/builtin/packages/sst-core/package.py b/var/spack/repos/builtin/packages/sst-core/package.py
index 25065f4871..4596479f98 100644
--- a/var/spack/repos/builtin/packages/sst-core/package.py
+++ b/var/spack/repos/builtin/packages/sst-core/package.py
@@ -16,7 +16,7 @@ class SstCore(AutotoolsPackage):
     git = "https://github.com/sstsimulator/sst-core.git"
     url = "https://github.com/sstsimulator/sst-core/releases/download/v11.0.0_Final/sstcore-11.0.0.tar.gz"
 
-    maintainers = ["sknigh"]
+    maintainers("sknigh")
 
     version("11.0.0", sha256="25d17c35d1121330ad74375b6d27fe5c5592d1add3edf0bbb356aa3b5f59f401")
     version("10.1.0", sha256="e464213a81c7b3ccec994fdba2b56992b52fb9a6db089ef7c3445b54306d4b87")
diff --git a/var/spack/repos/builtin/packages/sst-dumpi/package.py b/var/spack/repos/builtin/packages/sst-dumpi/package.py
index 65c8f0c749..036c095128 100644
--- a/var/spack/repos/builtin/packages/sst-dumpi/package.py
+++ b/var/spack/repos/builtin/packages/sst-dumpi/package.py
@@ -18,7 +18,7 @@ class SstDumpi(AutotoolsPackage):
     url = "https://github.com/sstsimulator/sst-dumpi/archive/6.1.0.tar.gz"
     git = "https://github.com/sstsimulator/sst-dumpi.git"
 
-    maintainers = ["sknigh", "jpkenny", "calewis"]
+    maintainers("sknigh", "jpkenny", "calewis")
 
     version("master", branch="master")
     version("7.1.0", sha256="37cd9e8279e7a1c342a4357b75bb8a34b0fa76a4f372d4ecdef9168bdf50a465")
diff --git a/var/spack/repos/builtin/packages/sst-elements/package.py b/var/spack/repos/builtin/packages/sst-elements/package.py
index f815004590..ee04a9426d 100644
--- a/var/spack/repos/builtin/packages/sst-elements/package.py
+++ b/var/spack/repos/builtin/packages/sst-elements/package.py
@@ -16,7 +16,7 @@ class SstElements(AutotoolsPackage):
     git = "https://github.com/sstsimulator/sst-elements.git"
     url = "https://github.com/sstsimulator/sst-elements/releases/download/v11.0.0_Final/sstelements-11.0.0.tar.gz"
 
-    maintainers = ["sknigh"]
+    maintainers("sknigh")
 
     version("11.0.0", sha256="bf265cb25afc041b74422cc5cddc8e3ae1e7c3efa3e37e699dac4e3f7629be6e")
     version("10.1.0", sha256="a790561449795dac48a84c525b8e0b09f05d0b0bff1a0da1aa2e903279a03c4a")
diff --git a/var/spack/repos/builtin/packages/sst-macro/package.py b/var/spack/repos/builtin/packages/sst-macro/package.py
index 0e7467c7cc..14cf58d194 100644
--- a/var/spack/repos/builtin/packages/sst-macro/package.py
+++ b/var/spack/repos/builtin/packages/sst-macro/package.py
@@ -19,7 +19,7 @@ class SstMacro(AutotoolsPackage):
     git = "https://github.com/sstsimulator/sst-macro.git"
     url = "https://github.com/sstsimulator/sst-macro/releases/download/v11.0.0_Final/sstmacro-11.0.0.tar.gz"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("11.0.0", sha256="30367baed670b5b501320a068671556c9071286a0f0c478f9994a30d8fe5bdea")
     version("10.1.0", sha256="e15d99ce58d282fdff849af6de267746a4c89f3b8c5ab6c1e1e7b53a01127e73")
diff --git a/var/spack/repos/builtin/packages/sst-transports/package.py b/var/spack/repos/builtin/packages/sst-transports/package.py
index 9a9f738ea1..e096aa2735 100644
--- a/var/spack/repos/builtin/packages/sst-transports/package.py
+++ b/var/spack/repos/builtin/packages/sst-transports/package.py
@@ -13,7 +13,7 @@ class SstTransports(CMakePackage):
     homepage = "https://github.com/sstsimulator"
     git = "https://github.com/jjwilke/sst-transports.git"
 
-    maintainers = ["jjwilke"]
+    maintainers("jjwilke")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/starlight/package.py b/var/spack/repos/builtin/packages/starlight/package.py
index 04be870f9d..c5a652717d 100644
--- a/var/spack/repos/builtin/packages/starlight/package.py
+++ b/var/spack/repos/builtin/packages/starlight/package.py
@@ -16,7 +16,7 @@ class Starlight(CMakePackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version(
         "313",
diff --git a/var/spack/repos/builtin/packages/starpu/package.py b/var/spack/repos/builtin/packages/starpu/package.py
index 7e7f62fbfb..44ac7dd94e 100644
--- a/var/spack/repos/builtin/packages/starpu/package.py
+++ b/var/spack/repos/builtin/packages/starpu/package.py
@@ -28,7 +28,7 @@ class Starpu(AutotoolsPackage):
     url = "https://files.inria.fr/starpu/starpu-1.3.10/starpu-1.3.10.tar.gz"
     git = "https://gitlab.inria.fr/starpu/starpu.git"
 
-    maintainers = ["nfurmento", "sthibaul"]
+    maintainers("nfurmento", "sthibaul")
 
     version("1.3.10", sha256="757cd9a54f53751d37364965ac36102461a85df3a50b776447ac0acc0e1e2612")
     version("1.3.9", sha256="73adf2a5d25b04023132cfb1a8d9293b356354af7d1134e876122a205128d241")
diff --git a/var/spack/repos/builtin/packages/stat/package.py b/var/spack/repos/builtin/packages/stat/package.py
index 75d4c1f40e..4cd405e48b 100644
--- a/var/spack/repos/builtin/packages/stat/package.py
+++ b/var/spack/repos/builtin/packages/stat/package.py
@@ -13,7 +13,7 @@ class Stat(AutotoolsPackage):
     homepage = "https://paradyn.org/STAT/STAT.html"
     url = "https://github.com/LLNL/STAT/archive/v2.0.0.tar.gz"
     git = "https://github.com/llnl/stat.git"
-    maintainers = ["lee218llnl"]
+    maintainers("lee218llnl")
 
     version("develop", branch="develop")
     version(
diff --git a/var/spack/repos/builtin/packages/stdexec/package.py b/var/spack/repos/builtin/packages/stdexec/package.py
index 2d240f8c86..bdb425eb15 100644
--- a/var/spack/repos/builtin/packages/stdexec/package.py
+++ b/var/spack/repos/builtin/packages/stdexec/package.py
@@ -11,7 +11,7 @@ class Stdexec(CMakePackage):
 
     homepage = "https://github.com/NVIDIA/stdexec"
     git = "https://github.com/NVIDIA/stdexec.git"
-    maintainers = ["msimberg", "aurianer"]
+    maintainers("msimberg", "aurianer")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/strace/package.py b/var/spack/repos/builtin/packages/strace/package.py
index b82b7179f2..26acd2abde 100644
--- a/var/spack/repos/builtin/packages/strace/package.py
+++ b/var/spack/repos/builtin/packages/strace/package.py
@@ -15,7 +15,7 @@ class Strace(AutotoolsPackage):
     homepage = "https://strace.io"
     url = "https://github.com/strace/strace/releases/download/v5.2/strace-5.2.tar.xz"
 
-    maintainers = ["michaelkuhn"]
+    maintainers("michaelkuhn")
 
     version("5.19", sha256="aa3dc1c8e60e4f6ff3d396514aa247f3c7bf719d8a8dc4dd4fa793be786beca3")
     version("5.17", sha256="5fb298dbd1331fd1e1bc94c5c32395860d376101b87c6cd3d1ba9f9aa15c161f")
diff --git a/var/spack/repos/builtin/packages/stressapptest/package.py b/var/spack/repos/builtin/packages/stressapptest/package.py
index 498eacf18b..514d5a14ce 100644
--- a/var/spack/repos/builtin/packages/stressapptest/package.py
+++ b/var/spack/repos/builtin/packages/stressapptest/package.py
@@ -17,7 +17,7 @@ class Stressapptest(AutotoolsPackage):
 
     homepage = "https://github.com/stressapptest/stressapptest"
     url = "https://github.com/stressapptest/stressapptest/archive/refs/tags/v1.0.9.tar.gz"
-    maintainers = ["saqibkh"]
+    maintainers("saqibkh")
 
     version("1.0.9", sha256="2ba470587ad4f6ae92057d427c3a2a2756e5f10bd25cd91e62eaef55a40b30a1")
     version("1.0.8", sha256="b0432f39055166156ed04eb234f3c226b17a42f802a3f81d76ee999838e205df")
diff --git a/var/spack/repos/builtin/packages/strumpack/package.py b/var/spack/repos/builtin/packages/strumpack/package.py
index 216b16dc55..a1a3d4111b 100644
--- a/var/spack/repos/builtin/packages/strumpack/package.py
+++ b/var/spack/repos/builtin/packages/strumpack/package.py
@@ -24,7 +24,7 @@ class Strumpack(CMakePackage, CudaPackage, ROCmPackage):
 
     tags = ["e4s"]
 
-    maintainers = ["pghysels"]
+    maintainers("pghysels")
 
     test_requires_compiler = True
 
diff --git a/var/spack/repos/builtin/packages/su2/package.py b/var/spack/repos/builtin/packages/su2/package.py
index e8a17fe09c..ee8eb4ec18 100644
--- a/var/spack/repos/builtin/packages/su2/package.py
+++ b/var/spack/repos/builtin/packages/su2/package.py
@@ -11,7 +11,7 @@ class Su2(MesonPackage):
     the numerical solution of partial differential equations (PDE) and
     performing PDE constrained optimization."""
 
-    maintainers = ["kjrstory"]
+    maintainers("kjrstory")
     homepage = "https://su2code.github.io"
     url = "https://github.com/su2code/SU2/archive/v7.0.3.tar.gz"
     git = "https://github.com/su2code/SU2.git"
diff --git a/var/spack/repos/builtin/packages/subversion/package.py b/var/spack/repos/builtin/packages/subversion/package.py
index 60b44483b6..423d4c4e86 100644
--- a/var/spack/repos/builtin/packages/subversion/package.py
+++ b/var/spack/repos/builtin/packages/subversion/package.py
@@ -17,7 +17,7 @@ class Subversion(AutotoolsPackage):
         "https://downloads.apache.org/subversion/subversion-1.13.0.tar.gz",
     ]
 
-    maintainers = ["cosmicexplorer"]
+    maintainers("cosmicexplorer")
 
     tags = ["build-tools"]
 
diff --git a/var/spack/repos/builtin/packages/sundials/package.py b/var/spack/repos/builtin/packages/sundials/package.py
index 76f6ad26cc..73fd03cd4e 100644
--- a/var/spack/repos/builtin/packages/sundials/package.py
+++ b/var/spack/repos/builtin/packages/sundials/package.py
@@ -21,7 +21,7 @@ class Sundials(CMakePackage, CudaPackage, ROCmPackage):
     tags = ["radiuss", "e4s"]
     test_requires_compiler = True
 
-    maintainers = ["balos1", "cswoodward", "gardner48"]
+    maintainers("balos1", "cswoodward", "gardner48")
 
     # ==========================================================================
     # Versions
diff --git a/var/spack/repos/builtin/packages/suntans/package.py b/var/spack/repos/builtin/packages/suntans/package.py
index 5b752df3aa..1e71b0f8f6 100644
--- a/var/spack/repos/builtin/packages/suntans/package.py
+++ b/var/spack/repos/builtin/packages/suntans/package.py
@@ -14,7 +14,7 @@ class Suntans(MakefilePackage):
     homepage = "https://github.com/ofringer/suntans"
     url = "https://github.com/ofringer/suntans/archive/master.zip"
 
-    maintainers = ["ofringer", "zyaj", "mrayson", "jadelson", "lhxone"]
+    maintainers("ofringer", "zyaj", "mrayson", "jadelson", "lhxone")
 
     version("3.1", "9b5d0dee5502a5650e37bf72f64b1124be86c084e7408aa517c214ddb25e36de")
 
diff --git a/var/spack/repos/builtin/packages/superlu-dist/package.py b/var/spack/repos/builtin/packages/superlu-dist/package.py
index 4c40995cd0..929a4b6e82 100644
--- a/var/spack/repos/builtin/packages/superlu-dist/package.py
+++ b/var/spack/repos/builtin/packages/superlu-dist/package.py
@@ -16,7 +16,7 @@ class SuperluDist(CMakePackage, CudaPackage, ROCmPackage):
 
     tags = ["e4s"]
 
-    maintainers = ["xiaoye", "gchavez2", "balay", "pghysels", "liuyangzhuan"]
+    maintainers("xiaoye", "gchavez2", "balay", "pghysels", "liuyangzhuan")
 
     version("develop", branch="master")
     version("amd", branch="amd")
diff --git a/var/spack/repos/builtin/packages/survey/package.py b/var/spack/repos/builtin/packages/survey/package.py
index 91f171ea04..2842a5dd9a 100644
--- a/var/spack/repos/builtin/packages/survey/package.py
+++ b/var/spack/repos/builtin/packages/survey/package.py
@@ -30,7 +30,7 @@ class Survey(CMakePackage):
     homepage = "http://www.trenzasynergy.com"
     git = "ssh://git@gitlab.com/trenza/survey.git"
 
-    maintainers = ["jgalarowicz"]
+    maintainers("jgalarowicz")
 
     version("master", branch="master")
     version("1.0.7", branch="1.0.7")
diff --git a/var/spack/repos/builtin/packages/sw4/package.py b/var/spack/repos/builtin/packages/sw4/package.py
index 4ad3182a96..a31543a818 100644
--- a/var/spack/repos/builtin/packages/sw4/package.py
+++ b/var/spack/repos/builtin/packages/sw4/package.py
@@ -14,7 +14,7 @@ class Sw4(MakefilePackage):
     homepage = "https://github.com/geodynamics/sw4"
     git = "https://github.com/geodynamics/sw4.git"
 
-    maintainers = ["houjun", "andersp"]
+    maintainers("houjun", "andersp")
 
     version("master", branch="master")
     version("developer", branch="developer")
diff --git a/var/spack/repos/builtin/packages/swan/package.py b/var/spack/repos/builtin/packages/swan/package.py
index 0141c01895..174eb7671c 100644
--- a/var/spack/repos/builtin/packages/swan/package.py
+++ b/var/spack/repos/builtin/packages/swan/package.py
@@ -17,7 +17,7 @@ class Swan(MakefilePackage):
     homepage = "http://swanmodel.sourceforge.net/"
     url = "https://cfhcable.dl.sourceforge.net/project/swanmodel/swan/41.31/swan4131.tar.gz"
 
-    maintainers = ["lhxone"]
+    maintainers("lhxone")
 
     version("4131", sha256="cd3ba1f0d79123f1b7d42a43169f07575b59b01e604c5e66fbc09769e227432e")
 
diff --git a/var/spack/repos/builtin/packages/swig/package.py b/var/spack/repos/builtin/packages/swig/package.py
index 460e0c4211..9c24304a8e 100644
--- a/var/spack/repos/builtin/packages/swig/package.py
+++ b/var/spack/repos/builtin/packages/swig/package.py
@@ -21,7 +21,7 @@ class Swig(AutotoolsPackage, SourceforgePackage):
 
     homepage = "http://www.swig.org"
     sourceforge_mirror_path = "swig/swig-3.0.12.tar.gz"
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     tags = ["e4s", "build-tools"]
 
diff --git a/var/spack/repos/builtin/packages/swipl/package.py b/var/spack/repos/builtin/packages/swipl/package.py
index 62f485f534..41ff42a60b 100644
--- a/var/spack/repos/builtin/packages/swipl/package.py
+++ b/var/spack/repos/builtin/packages/swipl/package.py
@@ -22,7 +22,7 @@ class Swipl(CMakePackage):
     homepage = "https://www.swi-prolog.org"
     url = "https://www.swi-prolog.org/download/stable/src/swipl-8.0.3.tar.gz"
 
-    maintainers = ["alexrobomind"]
+    maintainers("alexrobomind")
 
     version("8.2.0", sha256="d8c9f3adb9cd997a5fed7b5f5dbfe971d2defda969b9066ada158e4202c09c3c")
     version("8.0.3", sha256="cee59c0a477c8166d722703f6e52f962028f3ac43a5f41240ecb45dbdbe2d6ae")
diff --git a/var/spack/repos/builtin/packages/symengine/package.py b/var/spack/repos/builtin/packages/symengine/package.py
index 3e6f9b1ebf..6bcfac9232 100644
--- a/var/spack/repos/builtin/packages/symengine/package.py
+++ b/var/spack/repos/builtin/packages/symengine/package.py
@@ -15,7 +15,7 @@ class Symengine(CMakePackage):
     homepage = "https://symengine.org"
     url = "https://github.com/symengine/symengine/archive/v0.2.0.tar.gz"
     git = "https://github.com/symengine/symengine.git"
-    maintainers = ["HaoZeke", "jppelteret"]
+    maintainers("HaoZeke", "jppelteret")
 
     version("master", branch="master")
     version("0.9.0", sha256="dcf174ac708ed2acea46691f6e78b9eb946d8a2ba62f75e87cf3bf4f0d651724")
diff --git a/var/spack/repos/builtin/packages/sys-sage/package.py b/var/spack/repos/builtin/packages/sys-sage/package.py
index 40422cbdff..9670e01aa9 100644
--- a/var/spack/repos/builtin/packages/sys-sage/package.py
+++ b/var/spack/repos/builtin/packages/sys-sage/package.py
@@ -14,7 +14,7 @@ class SysSage(CMakePackage):
     url = "https://github.com/stepanvanecek/sys-sage/archive/refs/tags/v0.1.1-alpha.2.tar.gz"
     git = "https://github.com/stepanvanecek/sys-sage.git"
 
-    maintainers = ["stepanvanecek"]
+    maintainers("stepanvanecek")
 
     version("master", branch="master")
     version(
diff --git a/var/spack/repos/builtin/packages/systemc/package.py b/var/spack/repos/builtin/packages/systemc/package.py
index 4676eda892..4566b26c9d 100644
--- a/var/spack/repos/builtin/packages/systemc/package.py
+++ b/var/spack/repos/builtin/packages/systemc/package.py
@@ -13,7 +13,7 @@ class Systemc(CMakePackage):
     homepage = "https://www.accellera.org/downloads/standards/systemc"
     url = "https://accellera.org/images/downloads/standards/systemc/systemc-2.3.3.tar.gz"
 
-    maintainers = ["nicmcd"]
+    maintainers("nicmcd")
 
     version("2.3.3", sha256="5781b9a351e5afedabc37d145e5f7edec08f3fd5de00ffeb8fa1f3086b1f7b3f")
 
diff --git a/var/spack/repos/builtin/packages/sz-cpp/package.py b/var/spack/repos/builtin/packages/sz-cpp/package.py
index 1b7606c156..03703812cd 100644
--- a/var/spack/repos/builtin/packages/sz-cpp/package.py
+++ b/var/spack/repos/builtin/packages/sz-cpp/package.py
@@ -12,7 +12,7 @@ class SzCpp(CMakePackage):
     homepage = "https://github.com/robertu94/meta_compressor/"
     git = "https://github.com/robertu94/meta_compressor/"
 
-    maintainers = ["robertu94"]
+    maintainers("robertu94")
 
     version("2022-01-27", commit="9441b79abc89d4bcce53fe18edf0df53fd92d1d7")
 
diff --git a/var/spack/repos/builtin/packages/sz/package.py b/var/spack/repos/builtin/packages/sz/package.py
index 70d79c52e8..e3916d5619 100644
--- a/var/spack/repos/builtin/packages/sz/package.py
+++ b/var/spack/repos/builtin/packages/sz/package.py
@@ -13,7 +13,7 @@ class Sz(CMakePackage, AutotoolsPackage):
     homepage = "https://szcompressor.org"
     url = "https://github.com/szcompressor/SZ/releases/download/v2.1.11/SZ-2.1.11.tar.gz"
     git = "https://github.com/szcompressor/sz"
-    maintainers = ["disheng222", "robertu94"]
+    maintainers("disheng222", "robertu94")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/sz3/package.py b/var/spack/repos/builtin/packages/sz3/package.py
index 0cb07fdd6e..b28d09ba0e 100644
--- a/var/spack/repos/builtin/packages/sz3/package.py
+++ b/var/spack/repos/builtin/packages/sz3/package.py
@@ -12,7 +12,7 @@ class Sz3(CMakePackage):
     homepage = "https://github.com/szcompressor/SZ3"
     git = "https://github.com/szcompressor/SZ3"
 
-    maintainers = ["disheng222"]
+    maintainers("disheng222")
     tags = ["e4s"]
 
     version("master")
diff --git a/var/spack/repos/builtin/packages/szauto/package.py b/var/spack/repos/builtin/packages/szauto/package.py
index 9a62eb948a..ff6897a122 100644
--- a/var/spack/repos/builtin/packages/szauto/package.py
+++ b/var/spack/repos/builtin/packages/szauto/package.py
@@ -13,7 +13,7 @@ class Szauto(CMakePackage):
     url = "https://github.com/szcompressor/SZauto/releases/download/1.0.0/SZauto-1.0.0.tar.gz"
     git = "https://github.com/szcompressor/szauto"
 
-    maintainers = ["disheng222", "robertu94"]
+    maintainers("disheng222", "robertu94")
 
     version("master", branch="master")
     version("1.2.1", sha256="55c58f58df3a874f684ef864a9247907df0501e5598c089fd2d855ae0309b03a")
diff --git a/var/spack/repos/builtin/packages/talass/package.py b/var/spack/repos/builtin/packages/talass/package.py
index 19ae694a50..cf512d8c1e 100644
--- a/var/spack/repos/builtin/packages/talass/package.py
+++ b/var/spack/repos/builtin/packages/talass/package.py
@@ -17,7 +17,7 @@ class Talass(CMakePackage):
     homepage = "http://www.cedmav.org/research/topology/72-talass.html"
     git = "https://bitbucket.org/cedmav/talass.git"
 
-    maintainers = ["lpottier"]
+    maintainers("lpottier")
 
     version("process-statistics", branch="process-statistics")
     version("2018-10-29", commit="5d459c0dd89e733fa301391908a5b79fe2850ad7")
diff --git a/var/spack/repos/builtin/packages/tamaas/package.py b/var/spack/repos/builtin/packages/tamaas/package.py
index 0adb41add6..b5ca305c17 100644
--- a/var/spack/repos/builtin/packages/tamaas/package.py
+++ b/var/spack/repos/builtin/packages/tamaas/package.py
@@ -14,7 +14,7 @@ class Tamaas(SConsPackage):
     homepage = "https://gitlab.com/tamaas/tamaas"
     url = "https://gitlab.com/tamaas/tamaas/-/archive/v2.4.0/tamaas-v2.4.0.tar.gz"
     git = "https://gitlab.com/tamaas/tamaas.git"
-    maintainers = ["prs513rosewood"]
+    maintainers("prs513rosewood")
 
     version("master", branch="master")
     version("2.6.0", sha256="e3a262e5b893aa1e23554b6bd6b41af68c841ef4ffd862bb8e50a1a17ac15af6")
diff --git a/var/spack/repos/builtin/packages/tangram/package.py b/var/spack/repos/builtin/packages/tangram/package.py
index 682333cc24..5b0d4814d4 100644
--- a/var/spack/repos/builtin/packages/tangram/package.py
+++ b/var/spack/repos/builtin/packages/tangram/package.py
@@ -16,7 +16,7 @@ class Tangram(CMakePackage):
     git = "https://github.com/laristra/tangram.git"
     url = "https://github.com/laristra/tangram/releases/download/1.0.5/tangram-1.0.5.tar.gz"
 
-    maintainers = ["raovgarimella"]
+    maintainers("raovgarimella")
 
     version("1.0.5", sha256="4fa61d5fecd67215237ab3df8fe64bc6c4d018b22313f2174923486026e93e53")
     version("1.0.1", sha256="8f2f8c01bb2d726b0f64e5a5bc3aa2bd8057ccaee7a29c68f1439d16e39aaa90")
diff --git a/var/spack/repos/builtin/packages/tasmanian/package.py b/var/spack/repos/builtin/packages/tasmanian/package.py
index eea86cdb20..4607e83c98 100644
--- a/var/spack/repos/builtin/packages/tasmanian/package.py
+++ b/var/spack/repos/builtin/packages/tasmanian/package.py
@@ -20,7 +20,7 @@ class Tasmanian(CMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/ORNL/TASMANIAN.git"
 
     tags = ["e4s"]
-    maintainers = ["mkstoyanov"]
+    maintainers("mkstoyanov")
 
     version("develop", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/tassel/package.py b/var/spack/repos/builtin/packages/tassel/package.py
index 98480be94e..fccd438994 100644
--- a/var/spack/repos/builtin/packages/tassel/package.py
+++ b/var/spack/repos/builtin/packages/tassel/package.py
@@ -12,7 +12,7 @@ class Tassel(Package):
 
     homepage = "https://www.maizegenetics.net/tassel"
     git = "https://bitbucket.org/tasseladmin/tassel-5-standalone.git"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("5.2.86", commit="6557864512a89932710b9f53c6005a35ad6c526e")
     version("5.2.39", commit="ae96ae75c3c9a9e8026140b6c775fa4685bdf531")
diff --git a/var/spack/repos/builtin/packages/tau/package.py b/var/spack/repos/builtin/packages/tau/package.py
index fdd260160c..8d49076456 100644
--- a/var/spack/repos/builtin/packages/tau/package.py
+++ b/var/spack/repos/builtin/packages/tau/package.py
@@ -18,7 +18,7 @@ class Tau(Package):
     Java, Python.
     """
 
-    maintainers = ["wspear", "eugeneswalker", "khuck", "sameershende"]
+    maintainers("wspear", "eugeneswalker", "khuck", "sameershende")
     homepage = "https://www.cs.uoregon.edu/research/tau"
     url = "https://www.cs.uoregon.edu/research/tau/tau_releases/tau-2.30.tar.gz"
     git = "https://github.com/UO-OACISS/tau2"
diff --git a/var/spack/repos/builtin/packages/tauola/package.py b/var/spack/repos/builtin/packages/tauola/package.py
index c9c5961339..dc5213deb9 100644
--- a/var/spack/repos/builtin/packages/tauola/package.py
+++ b/var/spack/repos/builtin/packages/tauola/package.py
@@ -27,7 +27,7 @@ class Tauola(AutotoolsPackage):
         description="Use the specified C++ standard when building.",
     )
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     depends_on("hepmc", when="+hepmc")
     depends_on("hepmc3", when="+hepmc3")
diff --git a/var/spack/repos/builtin/packages/tbl2asn/package.py b/var/spack/repos/builtin/packages/tbl2asn/package.py
index ffb0161e91..7bbac69383 100644
--- a/var/spack/repos/builtin/packages/tbl2asn/package.py
+++ b/var/spack/repos/builtin/packages/tbl2asn/package.py
@@ -11,7 +11,7 @@ class Tbl2asn(Package):
     sequence records for submission to GenBank."""
 
     homepage = "https://www.ncbi.nlm.nih.gov/genbank/tbl2asn2/"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version(
         "2022-04-26", sha256="c76481700e196ebd98a83f4174e0146569db9d6fe5753ac18691e9836d5c6a75"
diff --git a/var/spack/repos/builtin/packages/teckit/package.py b/var/spack/repos/builtin/packages/teckit/package.py
index b7c9cca588..318258cb7a 100644
--- a/var/spack/repos/builtin/packages/teckit/package.py
+++ b/var/spack/repos/builtin/packages/teckit/package.py
@@ -16,7 +16,7 @@ class Teckit(AutotoolsPackage):
     TECkit compiler creates these tables from plain-text, human-readable
     descriptions."""
 
-    maintainers = ["rountree"]
+    maintainers("rountree")
     homepage = "https://scripts.sil.org/cms/scripts/page.php?cat_id=TECkit"
     git = "https://github.com/silnrsi/teckit.git"
 
diff --git a/var/spack/repos/builtin/packages/tempestremap/package.py b/var/spack/repos/builtin/packages/tempestremap/package.py
index d50743a355..4bcbff0693 100644
--- a/var/spack/repos/builtin/packages/tempestremap/package.py
+++ b/var/spack/repos/builtin/packages/tempestremap/package.py
@@ -18,7 +18,7 @@ class Tempestremap(AutotoolsPackage):
     homepage = "https://github.com/ClimateGlobalChange/tempestremap"
     url = "https://github.com/ClimateGlobalChange/tempestremap/archive/v2.0.5.tar.gz"
 
-    maintainers = ["iulian787", "vijaysm", "paullric"]
+    maintainers("iulian787", "vijaysm", "paullric")
 
     version("2.0.5", sha256="8618f5cbde450922efa1d77e67b062c557788b0cf4304adca30237afe3ade887")
     version("2.0.4", sha256="8349eeb604e97b13d2ecde8626a69e579a7af70ad0e8a6925a8bb4306a4963a4")
diff --git a/var/spack/repos/builtin/packages/tensorflow-serving-client/package.py b/var/spack/repos/builtin/packages/tensorflow-serving-client/package.py
index dfc743bd8e..314ecc4a02 100644
--- a/var/spack/repos/builtin/packages/tensorflow-serving-client/package.py
+++ b/var/spack/repos/builtin/packages/tensorflow-serving-client/package.py
@@ -10,7 +10,7 @@ class TensorflowServingClient(CMakePackage):
     """A prebuilt tensorflow serving client from the tensorflow serving
     proto files"""
 
-    maintainers = ["figroc"]
+    maintainers("figroc")
 
     homepage = "https://github.com/figroc/tensorflow-serving-client"
     url = "https://github.com/figroc/tensorflow-serving-client/archive/v2.3.0.tar.gz"
diff --git a/var/spack/repos/builtin/packages/testu01/package.py b/var/spack/repos/builtin/packages/testu01/package.py
index 494906a8e7..157462231a 100644
--- a/var/spack/repos/builtin/packages/testu01/package.py
+++ b/var/spack/repos/builtin/packages/testu01/package.py
@@ -16,7 +16,7 @@ class Testu01(AutotoolsPackage):
     homepage = "http://simul.iro.umontreal.ca/testu01/tu01.html"
     git = "https://github.com/umontreal-simul/TestU01-2009/"
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version(
         "1.2.3",
diff --git a/var/spack/repos/builtin/packages/tfel/package.py b/var/spack/repos/builtin/packages/tfel/package.py
index ed7ec8cf1c..d3f461dedd 100644
--- a/var/spack/repos/builtin/packages/tfel/package.py
+++ b/var/spack/repos/builtin/packages/tfel/package.py
@@ -30,7 +30,7 @@ class Tfel(CMakePackage):
     homepage = "http://tfel.sourceforge.net"
     url = "https://github.com/thelfer/tfel/archive/TFEL-4.0.tar.gz"
     git = "https://github.com/thelfer/tfel.git"
-    maintainers = ["thelfer"]
+    maintainers("thelfer")
 
     # development branches
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/thermo4pfm/package.py b/var/spack/repos/builtin/packages/thermo4pfm/package.py
index f2c11e19b7..00d7ada936 100644
--- a/var/spack/repos/builtin/packages/thermo4pfm/package.py
+++ b/var/spack/repos/builtin/packages/thermo4pfm/package.py
@@ -12,7 +12,7 @@ class Thermo4pfm(CMakePackage):
     homepage = "https://github.com/ORNL/Thermo4PFM"
     url = "https://github.com/ORNL/Thermo4PFM/archive/refs/tags/v1.1.1.tar.gz"
 
-    maintainers = ["jeanlucf22"]
+    maintainers("jeanlucf22")
 
     version("1.1.1", sha256="cff3c83405224a39bb34c57e444e208e94c6782d84303acd0588d1dfa61513a1")
 
diff --git a/var/spack/repos/builtin/packages/timemory/package.py b/var/spack/repos/builtin/packages/timemory/package.py
index a12b6794cc..b580d09fce 100644
--- a/var/spack/repos/builtin/packages/timemory/package.py
+++ b/var/spack/repos/builtin/packages/timemory/package.py
@@ -14,7 +14,7 @@ class Timemory(CMakePackage, PythonExtension):
 
     homepage = "https://timemory.readthedocs.io/en/latest/"
     git = "https://github.com/NERSC/timemory.git"
-    maintainers = ["jrmadsen"]
+    maintainers("jrmadsen")
 
     version("master", branch="master", submodules=True)
     version("develop", branch="develop", submodules=True)
diff --git a/var/spack/repos/builtin/packages/tini/package.py b/var/spack/repos/builtin/packages/tini/package.py
index 1cd0100275..89239e6d39 100644
--- a/var/spack/repos/builtin/packages/tini/package.py
+++ b/var/spack/repos/builtin/packages/tini/package.py
@@ -12,7 +12,7 @@ class Tini(CMakePackage):
 
     homepage = "https://github.com/krallin/tini"
     url = "https://github.com/krallin/tini/archive/refs/tags/v0.19.0.tar.gz"
-    maintainers = ["teonnik", "Madeeks"]
+    maintainers("teonnik", "Madeeks")
 
     version("0.19.0", sha256="0fd35a7030052acd9f58948d1d900fe1e432ee37103c5561554408bdac6bbf0d")
     patch("tini_static_rpath_issue.patch", when="@0.19.0:")
diff --git a/var/spack/repos/builtin/packages/tioga/package.py b/var/spack/repos/builtin/packages/tioga/package.py
index 8fe98770a5..13051476d2 100644
--- a/var/spack/repos/builtin/packages/tioga/package.py
+++ b/var/spack/repos/builtin/packages/tioga/package.py
@@ -13,7 +13,7 @@ class Tioga(CMakePackage):
     homepage = "https://github.com/jsitaraman/tioga"
     git = "https://github.com/jsitaraman/tioga.git"
 
-    maintainers = ["jrood-nrel"]
+    maintainers("jrood-nrel")
 
     # The original TIOGA repo has possibly been abandoned,
     # so work on TIOGA has continued in the Exawind project
diff --git a/var/spack/repos/builtin/packages/tl-expected/package.py b/var/spack/repos/builtin/packages/tl-expected/package.py
index b200c9a528..d10be0361f 100644
--- a/var/spack/repos/builtin/packages/tl-expected/package.py
+++ b/var/spack/repos/builtin/packages/tl-expected/package.py
@@ -13,7 +13,7 @@ class TlExpected(CMakePackage):
     url = "https://github.com/TartanLlama/expected/archive/1.0.0.tar.gz"
     git = "https://github.com/TartanLlama/expected.git"
 
-    maintainers = ["charmoniumQ"]
+    maintainers("charmoniumQ")
 
     # Note that the 1.0.0 has this issue:
     # https://github.com/TartanLlama/expected/issues/114
diff --git a/var/spack/repos/builtin/packages/toml-f/package.py b/var/spack/repos/builtin/packages/toml-f/package.py
index 4dacb7e4e9..5c179c941f 100644
--- a/var/spack/repos/builtin/packages/toml-f/package.py
+++ b/var/spack/repos/builtin/packages/toml-f/package.py
@@ -15,7 +15,7 @@ class TomlF(MesonPackage):
     url = "https://github.com/toml-f/toml-f/releases/download/v0.3.1/toml-f-0.3.1.tar.xz"
     git = "https://github.com/toml-f/toml-f.git"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("main", branch="main")
     version("0.3.1", "7f40f60c8d9ffbb1b99fb051a3e6682c7dd04d7479aa1cf770eff8174b02544f")
diff --git a/var/spack/repos/builtin/packages/toml11/package.py b/var/spack/repos/builtin/packages/toml11/package.py
index 1630842763..b9b50b198f 100644
--- a/var/spack/repos/builtin/packages/toml11/package.py
+++ b/var/spack/repos/builtin/packages/toml11/package.py
@@ -14,7 +14,7 @@ class Toml11(CMakePackage):
     homepage = "https://github.com/ToruNiina/toml11"
     url = "https://github.com/ToruNiina/toml11/archive/refs/tags/v3.7.1.tar.gz"
 
-    maintainers = ["ashermancinelli", "ToruNiina"]
+    maintainers("ashermancinelli", "ToruNiina")
 
     version("3.7.1", sha256="afeaa9aa0416d4b6b2cd3897ca55d9317084103077b32a852247d8efd4cf6068")
     version("3.7.0", sha256="a0b6bec77c0e418eea7d270a4437510884f2fe8f61e7ab121729624f04c4b58e")
diff --git a/var/spack/repos/builtin/packages/torque/package.py b/var/spack/repos/builtin/packages/torque/package.py
index 4ea9a23411..c1ac3ed3ae 100644
--- a/var/spack/repos/builtin/packages/torque/package.py
+++ b/var/spack/repos/builtin/packages/torque/package.py
@@ -14,7 +14,7 @@ class Torque(Package):
     homepage = "https://github.com/abarbu/torque"
     has_code = False
 
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("3.0.4")
     version("3.0.2")
diff --git a/var/spack/repos/builtin/packages/totalview/package.py b/var/spack/repos/builtin/packages/totalview/package.py
index a97fb9f27f..326c8db104 100644
--- a/var/spack/repos/builtin/packages/totalview/package.py
+++ b/var/spack/repos/builtin/packages/totalview/package.py
@@ -20,7 +20,7 @@ class Totalview(Package):
     be downloaded as a resource."""
 
     homepage = "https://totalview.io"
-    maintainers = ["dshrader", "petertea"]
+    maintainers("dshrader", "petertea")
     manual_download = True
     license_required = True
     license_comment = "#"
diff --git a/var/spack/repos/builtin/packages/tower-agent/package.py b/var/spack/repos/builtin/packages/tower-agent/package.py
index 2a3a207aa6..dc82b05fd0 100644
--- a/var/spack/repos/builtin/packages/tower-agent/package.py
+++ b/var/spack/repos/builtin/packages/tower-agent/package.py
@@ -15,7 +15,7 @@ class TowerAgent(Package):
     """
 
     homepage = "https://github.com/seqeralabs/tower-agent"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     if platform.machine() == "x86_64":
         if platform.system() == "Linux":
diff --git a/var/spack/repos/builtin/packages/tower-cli/package.py b/var/spack/repos/builtin/packages/tower-cli/package.py
index a7f32028ec..2d3b4c52e7 100644
--- a/var/spack/repos/builtin/packages/tower-cli/package.py
+++ b/var/spack/repos/builtin/packages/tower-cli/package.py
@@ -15,7 +15,7 @@ class TowerCli(Package):
     """
 
     homepage = "https://github.com/seqeralabs/tower-cli"
-    maintainers = ["marcodelapierre"]
+    maintainers("marcodelapierre")
 
     if platform.machine() == "x86_64":
         if platform.system() == "Darwin":
diff --git a/var/spack/repos/builtin/packages/tracer/package.py b/var/spack/repos/builtin/packages/tracer/package.py
index 83c76bf87e..6c814a9bab 100644
--- a/var/spack/repos/builtin/packages/tracer/package.py
+++ b/var/spack/repos/builtin/packages/tracer/package.py
@@ -12,7 +12,7 @@ class Tracer(MakefilePackage):
     homepage = "https://tracer-codes.readthedocs.io"
     git = "https://github.com/LLNL/tracer.git"
 
-    maintainers = ["bhatele"]
+    maintainers("bhatele")
 
     version("develop", branch="master")
     version("2.2", tag="v2.2")
diff --git a/var/spack/repos/builtin/packages/tracy-client/package.py b/var/spack/repos/builtin/packages/tracy-client/package.py
index 2314c44889..56b3c84a29 100644
--- a/var/spack/repos/builtin/packages/tracy-client/package.py
+++ b/var/spack/repos/builtin/packages/tracy-client/package.py
@@ -12,7 +12,7 @@ class TracyClient(CMakePackage):
 
     homepage = "https://github.com/wolfpld/tracy"
     url = "https://github.com/wolfpld/tracy/archive/v0.0.0.tar.gz"
-    maintainers = ["msimberg"]
+    maintainers("msimberg")
 
     version("master", git="https://github.com/wolfpld/tracy.git", branch="master")
     version("0.9", sha256="93a91544e3d88f3bc4c405bad3dbc916ba951cdaadd5fcec1139af6fa56e6bfc")
diff --git a/var/spack/repos/builtin/packages/tracy/package.py b/var/spack/repos/builtin/packages/tracy/package.py
index 8539303f6b..4246dc966b 100644
--- a/var/spack/repos/builtin/packages/tracy/package.py
+++ b/var/spack/repos/builtin/packages/tracy/package.py
@@ -12,7 +12,7 @@ class Tracy(MakefilePackage):
 
     homepage = "https://github.com/wolfpld/tracy"
     url = "https://github.com/wolfpld/tracy/archive/v0.0.0.tar.gz"
-    maintainers = ["msimberg"]
+    maintainers("msimberg")
 
     version("master", git="https://github.com/wolfpld/tracy.git", branch="master")
     version("0.9", sha256="93a91544e3d88f3bc4c405bad3dbc916ba951cdaadd5fcec1139af6fa56e6bfc")
diff --git a/var/spack/repos/builtin/packages/tree-sitter/package.py b/var/spack/repos/builtin/packages/tree-sitter/package.py
index e14bb213fe..5843a9bad5 100644
--- a/var/spack/repos/builtin/packages/tree-sitter/package.py
+++ b/var/spack/repos/builtin/packages/tree-sitter/package.py
@@ -15,7 +15,7 @@ class TreeSitter(MakefilePackage):
     homepage = "https://tree-sitter.github.io/tree-sitter/"
     url = "https://github.com/tree-sitter/tree-sitter/archive/refs/tags/v0.20.1.tar.gz"
 
-    maintainers = ["albestro"]
+    maintainers("albestro")
 
     version("0.20.6", sha256="4d37eaef8a402a385998ff9aca3e1043b4a3bba899bceeff27a7178e1165b9de")
     version("0.20.4", sha256="979ad0b36eb90975baf0c65d155d106276cac08afb1c2fe0ad54d4b7d498ce39")
diff --git a/var/spack/repos/builtin/packages/trexio/package.py b/var/spack/repos/builtin/packages/trexio/package.py
index 2fceb2799a..bf63932b89 100644
--- a/var/spack/repos/builtin/packages/trexio/package.py
+++ b/var/spack/repos/builtin/packages/trexio/package.py
@@ -14,7 +14,7 @@ class Trexio(AutotoolsPackage):
     url = "https://github.com/TREX-CoE/trexio/releases/download/v2.2.0/trexio-2.2.0.tar.gz"
 
     # notify when the package is updated.
-    maintainers = ["q-posev", "scemama"]
+    maintainers("q-posev", "scemama")
 
     version("master", branch="master")
     version("2.2.0", sha256="e6340c424fcea18ae0b643a5707e16005c7576ee21a5aac679fbc132d70b36d9")
diff --git a/var/spack/repos/builtin/packages/trilinos/package.py b/var/spack/repos/builtin/packages/trilinos/package.py
index 65b011b0f2..2e4213b1f4 100644
--- a/var/spack/repos/builtin/packages/trilinos/package.py
+++ b/var/spack/repos/builtin/packages/trilinos/package.py
@@ -33,7 +33,7 @@ class Trilinos(CMakePackage, CudaPackage, ROCmPackage):
     url = "https://github.com/trilinos/Trilinos/archive/refs/tags/trilinos-release-12-12-1.tar.gz"
     git = "https://github.com/trilinos/Trilinos.git"
 
-    maintainers = ["keitat", "sethrj", "kuberry", "jwillenbring", "psakievich"]
+    maintainers("keitat", "sethrj", "kuberry", "jwillenbring", "psakievich")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/truchas/package.py b/var/spack/repos/builtin/packages/truchas/package.py
index aa6da1f1dd..684f89fca2 100644
--- a/var/spack/repos/builtin/packages/truchas/package.py
+++ b/var/spack/repos/builtin/packages/truchas/package.py
@@ -21,7 +21,7 @@ class Truchas(CMakePackage):
     url = "https://gitlab.com/truchas/truchas/-/archive/22.04.1/truchas-22.04.1.tar.bz2"
     git = "https://gitlab.com/truchas/truchas.git"
 
-    maintainers = ["pbrady"]
+    maintainers("pbrady")
 
     version("develop", branch="master")
     version("22.04.1", sha256="ed2000f27ee5c4bd3024063a374023878c61e8a3c76c37542fffd341d1226dc1")
diff --git a/var/spack/repos/builtin/packages/ucx/package.py b/var/spack/repos/builtin/packages/ucx/package.py
index 2bf1416c2a..fb6d92a513 100644
--- a/var/spack/repos/builtin/packages/ucx/package.py
+++ b/var/spack/repos/builtin/packages/ucx/package.py
@@ -15,7 +15,7 @@ class Ucx(AutotoolsPackage, CudaPackage):
     url = "https://github.com/openucx/ucx/releases/download/v1.3.1/ucx-1.3.1.tar.gz"
     git = "https://github.com/openucx/ucx.git"
 
-    maintainers = ["hppritcha"]
+    maintainers("hppritcha")
 
     # Current
     version("1.13.1", sha256="efc37829b68e131d2acc82a3fd4334bfd611156a756837ffeb650ab9a9dd3828")
diff --git a/var/spack/repos/builtin/packages/ufs-utils/package.py b/var/spack/repos/builtin/packages/ufs-utils/package.py
index 515698814f..2a6d01b9bf 100644
--- a/var/spack/repos/builtin/packages/ufs-utils/package.py
+++ b/var/spack/repos/builtin/packages/ufs-utils/package.py
@@ -15,12 +15,12 @@ class UfsUtils(CMakePackage):
     homepage = "https://noaa-emcufs-utils.readthedocs.io/en/latest/"
     url = "https://github.com/NOAA-EMC/UFS_UTILS/archive/refs/tags/ufs_utils_1_6_0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "edwardhartnett",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
-    ]
+    )
 
     version("1_6_0", sha256="829ba4b50162e4202f96ec92a65b9fa824f71db65d2b63b70822db07d061cd92")
 
diff --git a/var/spack/repos/builtin/packages/ufs-weather-model/package.py b/var/spack/repos/builtin/packages/ufs-weather-model/package.py
index d6f3c365d2..c4982c884f 100644
--- a/var/spack/repos/builtin/packages/ufs-weather-model/package.py
+++ b/var/spack/repos/builtin/packages/ufs-weather-model/package.py
@@ -17,7 +17,7 @@ class UfsWeatherModel(CMakePackage):
     url = "https://github.com/ufs-community/ufs-weather-model/archive/refs/tags/ufs-v1.1.0.tar.gz"
     git = "https://github.com/ufs-community/ufs-weather-model.git"
 
-    maintainers = ["t-brown"]
+    maintainers("t-brown")
 
     version("2.0.0", tag="ufs-v2.0.0", submodules=True)
     version("1.1.0", tag="ufs-v1.1.0", submodules=True)
diff --git a/var/spack/repos/builtin/packages/uftrace/package.py b/var/spack/repos/builtin/packages/uftrace/package.py
index 8cc5bebfdf..0ac73ff5f3 100644
--- a/var/spack/repos/builtin/packages/uftrace/package.py
+++ b/var/spack/repos/builtin/packages/uftrace/package.py
@@ -16,7 +16,7 @@ class Uftrace(AutotoolsPackage):
     url = "https://github.com/namhyung/uftrace/archive/v0.11.tar.gz"
     git = "https://github.com/namhyung/uftrace.git"
     executables = ["^uftrace$"]
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
     tags = ["trace-tools"]
 
     # The build process uses 'git describe --tags' to get the package version
diff --git a/var/spack/repos/builtin/packages/umpire/package.py b/var/spack/repos/builtin/packages/umpire/package.py
index d4ae5c0c89..648216ca67 100644
--- a/var/spack/repos/builtin/packages/umpire/package.py
+++ b/var/spack/repos/builtin/packages/umpire/package.py
@@ -20,7 +20,7 @@ class Umpire(CachedCMakePackage, CudaPackage, ROCmPackage):
     git = "https://github.com/LLNL/Umpire.git"
     tags = ["radiuss", "e4s"]
 
-    maintainers = ["davidbeckingsale"]
+    maintainers("davidbeckingsale")
 
     version("develop", branch="develop", submodules=False)
     version("main", branch="main", submodules=False)
diff --git a/var/spack/repos/builtin/packages/uncrustify/package.py b/var/spack/repos/builtin/packages/uncrustify/package.py
index 7be1d0e230..50331ad508 100644
--- a/var/spack/repos/builtin/packages/uncrustify/package.py
+++ b/var/spack/repos/builtin/packages/uncrustify/package.py
@@ -13,7 +13,7 @@ class Uncrustify(CMakePackage, AutotoolsPackage):
     git = "https://github.com/uncrustify/uncrustify"
     url = "https://sourceforge.net/projects/uncrustify/files/uncrustify/uncrustify-0.69/uncrustify-0.69.tar.gz"
 
-    maintainers = ["gmaurel"]
+    maintainers("gmaurel")
 
     version("master", branch="master")
     version("0.74", commit="62048b")
diff --git a/var/spack/repos/builtin/packages/unifdef/package.py b/var/spack/repos/builtin/packages/unifdef/package.py
index feeaf656ac..20bcaccfe2 100644
--- a/var/spack/repos/builtin/packages/unifdef/package.py
+++ b/var/spack/repos/builtin/packages/unifdef/package.py
@@ -16,7 +16,7 @@ class Unifdef(MakefilePackage):
     homepage = "https://dotat.at/prog/unifdef/"
     url = "https://dotat.at/prog/unifdef/unifdef-2.11.tar.xz"
 
-    maintainers = ["matthiasdiener"]
+    maintainers("matthiasdiener")
 
     version("2.11", sha256="828ffc270ac262b88fe011136acef2780c05b0dc3c5435d005651740788d4537")
 
diff --git a/var/spack/repos/builtin/packages/unifyfs/package.py b/var/spack/repos/builtin/packages/unifyfs/package.py
index 8ee7dbb76a..1e83cb47c3 100644
--- a/var/spack/repos/builtin/packages/unifyfs/package.py
+++ b/var/spack/repos/builtin/packages/unifyfs/package.py
@@ -17,7 +17,7 @@ class Unifyfs(AutotoolsPackage):
     homepage = "https://github.com/LLNL/UnifyFS"
     git = "https://github.com/LLNL/UnifyFS.git"
     url = "https://github.com/LLNL/UnifyFS/releases/download/v0.9.2/unifyfs-0.9.2.tar.gz"
-    maintainers = ["CamStan"]
+    maintainers("CamStan")
 
     tags = ["e4s"]
 
diff --git a/var/spack/repos/builtin/packages/unison/package.py b/var/spack/repos/builtin/packages/unison/package.py
index ff3cf4c9b1..1e6df0e9d0 100644
--- a/var/spack/repos/builtin/packages/unison/package.py
+++ b/var/spack/repos/builtin/packages/unison/package.py
@@ -16,7 +16,7 @@ class Unison(Package):
 
     homepage = "https://www.cis.upenn.edu/~bcpierce/unison/"
     url = "https://github.com/bcpierce00/unison/archive/v2.51.2.tar.gz"
-    maintainers = ["hseara"]
+    maintainers("hseara")
 
     version("2.51.2", sha256="a2efcbeab651be6df69cc9b253011a07955ecb91fb407a219719451197849d5e")
     version("2.48.15v4", sha256="f8c7e982634bbe1ed6510fe5b36b6c5c55c06caefddafdd9edc08812305fdeec")
diff --git a/var/spack/repos/builtin/packages/upcxx/package.py b/var/spack/repos/builtin/packages/upcxx/package.py
index 367ed2e21f..63949234a4 100644
--- a/var/spack/repos/builtin/packages/upcxx/package.py
+++ b/var/spack/repos/builtin/packages/upcxx/package.py
@@ -38,7 +38,7 @@ class Upcxx(Package, CudaPackage, ROCmPackage):
     Access (RMA) and Remote Procedure Call (RPC)."""
 
     homepage = "https://upcxx.lbl.gov"
-    maintainers = ["bonachea"]
+    maintainers("bonachea")
     url = "https://bitbucket.org/berkeleylab/upcxx/downloads/upcxx-2021.3.0.tar.gz"
     git = "https://bitbucket.org/berkeleylab/upcxx.git"
 
diff --git a/var/spack/repos/builtin/packages/upp/package.py b/var/spack/repos/builtin/packages/upp/package.py
index 091f24e7ca..5fda7e8f8c 100644
--- a/var/spack/repos/builtin/packages/upp/package.py
+++ b/var/spack/repos/builtin/packages/upp/package.py
@@ -17,7 +17,7 @@ class Upp(CMakePackage):
     git = "https://github.com/NOAA-EMC/UPP.git"
     url = "https://github.com/NOAA-EMC/UPP/archive/refs/tags/upp_v10.0.10.tar.gz"
 
-    maintainers = ["AlexanderRichert-NOAA", "edwardhartnett", "Hang-Lei-NOAA"]
+    maintainers("AlexanderRichert-NOAA", "edwardhartnett", "Hang-Lei-NOAA")
 
     version("10.0.10", sha256="0c96a88d0e79b554d5fcee9401efcf4d6273da01d15e3413845274f73d70b66e")
     version("10.0.9", tag="upp_v10.0.9", submodules=True)
diff --git a/var/spack/repos/builtin/packages/usearch/package.py b/var/spack/repos/builtin/packages/usearch/package.py
index e55621d09a..0bf8de5948 100644
--- a/var/spack/repos/builtin/packages/usearch/package.py
+++ b/var/spack/repos/builtin/packages/usearch/package.py
@@ -19,7 +19,7 @@ class Usearch(Package):
     https://spack.readthedocs.io/en/latest/mirrors.html"""
 
     homepage = "https://www.drive5.com/usearch/"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     manual_download = True
 
diff --git a/var/spack/repos/builtin/packages/util-macros/package.py b/var/spack/repos/builtin/packages/util-macros/package.py
index 6b468d9b75..592a0c93dc 100644
--- a/var/spack/repos/builtin/packages/util-macros/package.py
+++ b/var/spack/repos/builtin/packages/util-macros/package.py
@@ -14,7 +14,7 @@ class UtilMacros(AutotoolsPackage, XorgPackage):
     homepage = "https://cgit.freedesktop.org/xorg/util/macros/"
     xorg_mirror_path = "util/util-macros-1.19.1.tar.bz2"
 
-    maintainers = ["robert-mijakovic"]
+    maintainers("robert-mijakovic")
 
     version("1.19.3", sha256="0f812e6e9d2786ba8f54b960ee563c0663ddbe2434bf24ff193f5feab1f31971")
     version("1.19.2", sha256="d7e43376ad220411499a79735020f9d145fdc159284867e99467e0d771f3e712")
diff --git a/var/spack/repos/builtin/packages/vacuumms/package.py b/var/spack/repos/builtin/packages/vacuumms/package.py
index 3471296b7e..394a9403d6 100644
--- a/var/spack/repos/builtin/packages/vacuumms/package.py
+++ b/var/spack/repos/builtin/packages/vacuumms/package.py
@@ -20,7 +20,7 @@ class Vacuumms(CMakePackage):
     url = "https://github.com/frankwillmore/VACUUMMS/archive/refs/tags/v1.0.0.tar.gz"
     git = "https://github.com/frankwillmore/VACUUMMS.git"
 
-    maintainers = ["frankwillmore"]
+    maintainers("frankwillmore")
 
     version("master", branch="master")
     version("1.1.1", tag="v1.1.1")
diff --git a/var/spack/repos/builtin/packages/vala/package.py b/var/spack/repos/builtin/packages/vala/package.py
index f51ada69d9..bc9ccc4723 100644
--- a/var/spack/repos/builtin/packages/vala/package.py
+++ b/var/spack/repos/builtin/packages/vala/package.py
@@ -15,7 +15,7 @@ class Vala(AutotoolsPackage):
     homepage = "https://gitlab.gnome.org/GNOME/vala"
     url = "https://download.gnome.org/sources/vala/0.48/vala-0.48.25.tar.xz"
 
-    maintainers = ["benkirk"]
+    maintainers("benkirk")
 
     version("0.48.25", sha256="50cb3c5eccddc7fd4368bfa96414a556045e79d2b15a68918c727b8c83b18a24")
     version("0.48.24", sha256="3649ef84573b6865fc3470640ee603720099eb915b39faad19b7498de1a7df24")
diff --git a/var/spack/repos/builtin/packages/variorum/package.py b/var/spack/repos/builtin/packages/variorum/package.py
index d4b909ac4d..d9512e362c 100644
--- a/var/spack/repos/builtin/packages/variorum/package.py
+++ b/var/spack/repos/builtin/packages/variorum/package.py
@@ -15,7 +15,7 @@ class Variorum(CMakePackage):
     git = "https://github.com/llnl/variorum.git"
     url = "https://github.com/llnl/variorum/archive/v0.1.0.tar.gz"
 
-    maintainers = ["slabasan", "rountree"]
+    maintainers("slabasan", "rountree")
 
     version("0.6.0", sha256="c0928a0e6901808ee50142d1034de15edc2c90d7d1b9fbce43757226e7c04306")
     version("0.5.0", sha256="de331762e7945ee882d08454ff9c66436e2b6f87f761d2b31c6ab3028723bfed")
diff --git a/var/spack/repos/builtin/packages/veccore/package.py b/var/spack/repos/builtin/packages/veccore/package.py
index 96f4e9ac97..658cd0b9e0 100644
--- a/var/spack/repos/builtin/packages/veccore/package.py
+++ b/var/spack/repos/builtin/packages/veccore/package.py
@@ -17,7 +17,7 @@ class Veccore(CMakePackage):
     url = "https://github.com/root-project/veccore/archive/refs/tags/v0.8.0.tar.gz"
     git = "https://github.com/root-project/veccore.git"
 
-    maintainers = ["drbenmorgan", "sethrj"]
+    maintainers("drbenmorgan", "sethrj")
 
     version("master", branch="master")
     version("0.8.0", sha256="2f8e49f2b609bf15a776026fbec899b3d5d4ba30f033d4fdac4b07a5220a4fd3")
diff --git a/var/spack/repos/builtin/packages/vecgeom/package.py b/var/spack/repos/builtin/packages/vecgeom/package.py
index 06e0f60c81..c19159c9e9 100644
--- a/var/spack/repos/builtin/packages/vecgeom/package.py
+++ b/var/spack/repos/builtin/packages/vecgeom/package.py
@@ -17,7 +17,7 @@ class Vecgeom(CMakePackage, CudaPackage):
 
     tags = ["hep"]
 
-    maintainers = ["drbenmorgan", "sethrj"]
+    maintainers("drbenmorgan", "sethrj")
 
     version("master", branch="master")
     version("1.2.1", sha256="2b47f0d23f6d25ca4fc0601b93a98167bbfb4b8aa6a1bba16d0391569e99e6f0")
diff --git a/var/spack/repos/builtin/packages/vecmem/package.py b/var/spack/repos/builtin/packages/vecmem/package.py
index 07e789c464..768b692ce5 100644
--- a/var/spack/repos/builtin/packages/vecmem/package.py
+++ b/var/spack/repos/builtin/packages/vecmem/package.py
@@ -13,7 +13,7 @@ class Vecmem(CMakePackage, CudaPackage):
     url = "https://github.com/acts-project/vecmem/archive/refs/tags/v0.5.0.tar.gz"
     list_url = "https://github.com/acts-project/vecmem/releases"
 
-    maintainers = ["wdconinc", "HadrienG2"]
+    maintainers("wdconinc", "HadrienG2")
 
     version("0.12.0", sha256="aab017e5df5f4251c53313aecf63f550c43890ec4845f138e3d46aa4113b8609")
     version("0.11.0", sha256="4bed7f2cdcad376ee3e2f744aba95497c837b6a9807a069245f66e02c78b745a")
diff --git a/var/spack/repos/builtin/packages/vectorclass-version2/package.py b/var/spack/repos/builtin/packages/vectorclass-version2/package.py
index 4a533e3ead..14951bc8e0 100644
--- a/var/spack/repos/builtin/packages/vectorclass-version2/package.py
+++ b/var/spack/repos/builtin/packages/vectorclass-version2/package.py
@@ -14,7 +14,7 @@ class VectorclassVersion2(Package):
     homepage = "https://www.agner.org/optimize/#vectorclass"
     url = "https://github.com/vectorclass/version2/archive/refs/tags/v2.01.04.tar.gz"
 
-    maintainers = ["haralmha"]
+    maintainers("haralmha")
 
     version("2.01.04", sha256="7885c343b1af9eb940f4debdd7cd19544130a06ed70e0000e1a8471fb9c15118")
 
diff --git a/var/spack/repos/builtin/packages/verrou/package.py b/var/spack/repos/builtin/packages/verrou/package.py
index a8bc7e6aed..6571265d87 100644
--- a/var/spack/repos/builtin/packages/verrou/package.py
+++ b/var/spack/repos/builtin/packages/verrou/package.py
@@ -25,7 +25,7 @@ class Verrou(AutotoolsPackage):
     url = "https://github.com/edf-hpc/verrou/archive/v2.0.0.tar.gz"
     git = "https://github.com/edf-hpc/verrou.git"
 
-    maintainers = ["HadrienG2"]
+    maintainers("HadrienG2")
 
     version("develop", branch="master")
     version("2.2.0", sha256="d4ea3d19f0c61329723907b5b145d85776bb702643c1605a31f584484d2c5efc")
diff --git a/var/spack/repos/builtin/packages/vim/package.py b/var/spack/repos/builtin/packages/vim/package.py
index 033e6b470a..a5ace95408 100644
--- a/var/spack/repos/builtin/packages/vim/package.py
+++ b/var/spack/repos/builtin/packages/vim/package.py
@@ -17,7 +17,7 @@ class Vim(AutotoolsPackage):
 
     homepage = "https://www.vim.org"
     url = "https://github.com/vim/vim/archive/v8.1.0338.tar.gz"
-    maintainers = ["sethrj"]
+    maintainers("sethrj")
 
     version("9.0.0045", sha256="594a31e96e3eda07a358db305de939ca749693b4684de9e027bfa70311b1994d")
     version(
diff --git a/var/spack/repos/builtin/packages/virtest/package.py b/var/spack/repos/builtin/packages/virtest/package.py
index 3582aec20f..960a07b2be 100644
--- a/var/spack/repos/builtin/packages/virtest/package.py
+++ b/var/spack/repos/builtin/packages/virtest/package.py
@@ -13,7 +13,7 @@ class Virtest(CMakePackage):
 
     homepage = "https://github.com/mattkretz/virtest"
     git = "https://github.com/mattkretz/virtest.git"
-    maintainers = ["bernhardkaindl"]
+    maintainers("bernhardkaindl")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/visit-cgns/package.py b/var/spack/repos/builtin/packages/visit-cgns/package.py
index 53f8209045..6901a7e8f3 100644
--- a/var/spack/repos/builtin/packages/visit-cgns/package.py
+++ b/var/spack/repos/builtin/packages/visit-cgns/package.py
@@ -21,7 +21,7 @@ class VisitCgns(CMakePackage):
     git = "https://github.com/visit-dav/visit.git"
     url = "https://github.com/visit-dav/visit/releases/download/v3.1.1/visit3.1.1.tar.gz"
 
-    maintainers = ["cyrush", "cessenat"]
+    maintainers("cyrush", "cessenat")
 
     # Here we provide a local file that contains only the plugin in a flat directory
     version("local", url="file://{0}/visit-CGNS.tgz".format(os.getcwd()))
diff --git a/var/spack/repos/builtin/packages/visit-ffp/package.py b/var/spack/repos/builtin/packages/visit-ffp/package.py
index 7bda54a172..b2eff7b744 100644
--- a/var/spack/repos/builtin/packages/visit-ffp/package.py
+++ b/var/spack/repos/builtin/packages/visit-ffp/package.py
@@ -19,7 +19,7 @@ class VisitFfp(CMakePackage):
     git = "https://github.com/visit-dav/visit.git"
     url = "https://github.com/visit-dav/visit/releases/download/v3.1.1/visit3.1.1.tar.gz"
 
-    maintainers = ["cyrush", "cessenat"]
+    maintainers("cyrush", "cessenat")
 
     # Here we provide a local file that contains only the plugin in a flat directory
     version("local", url="file://{0}/visit-ffp.tgz".format(os.getcwd()))
diff --git a/var/spack/repos/builtin/packages/visit-mfem/package.py b/var/spack/repos/builtin/packages/visit-mfem/package.py
index 6a620e2339..ac4f4b3493 100644
--- a/var/spack/repos/builtin/packages/visit-mfem/package.py
+++ b/var/spack/repos/builtin/packages/visit-mfem/package.py
@@ -21,7 +21,7 @@ class VisitMfem(CMakePackage):
     git = "https://github.com/visit-dav/visit.git"
     url = "https://github.com/visit-dav/visit/releases/download/v3.1.1/visit3.1.1.tar.gz"
 
-    maintainers = ["cyrush", "cessenat"]
+    maintainers("cyrush", "cessenat")
 
     # Here we provide a local file that contains only the plugin in a flat directory
     version("local", url="file://{0}/visit-MFEM.tgz".format(os.getcwd()))
diff --git a/var/spack/repos/builtin/packages/visit-silo/package.py b/var/spack/repos/builtin/packages/visit-silo/package.py
index cc43ed5db1..5fd6df64fb 100644
--- a/var/spack/repos/builtin/packages/visit-silo/package.py
+++ b/var/spack/repos/builtin/packages/visit-silo/package.py
@@ -25,7 +25,7 @@ class VisitSilo(CMakePackage):
     git = "https://github.com/visit-dav/visit.git"
     url = "https://github.com/visit-dav/visit/releases/download/v3.1.1/visit3.1.1.tar.gz"
 
-    maintainers = ["cyrush", "cessenat"]
+    maintainers("cyrush", "cessenat")
 
     # Here we provide a local file that contains only the plugin in a flat directory
     version("local", url="file://{0}/visit-Silo.tgz".format(os.getcwd()))
diff --git a/var/spack/repos/builtin/packages/visit-unv/package.py b/var/spack/repos/builtin/packages/visit-unv/package.py
index c730dbb3b8..886db76d92 100644
--- a/var/spack/repos/builtin/packages/visit-unv/package.py
+++ b/var/spack/repos/builtin/packages/visit-unv/package.py
@@ -17,7 +17,7 @@ class VisitUnv(CMakePackage):
     git = "https://github.com/visit-dav/visit.git"
     url = "https://github.com/visit-dav/visit/releases/download/v3.1.1/visit3.1.1.tar.gz"
 
-    maintainers = ["cyrush", "cessenat"]
+    maintainers("cyrush", "cessenat")
 
     # Here we provide a local file that contains only the plugin in a flat directory
     version("local", url="file://{0}/visit-unv.tgz".format(os.getcwd()))
diff --git a/var/spack/repos/builtin/packages/visit/package.py b/var/spack/repos/builtin/packages/visit/package.py
index 8de3da8d90..a9ed58a902 100644
--- a/var/spack/repos/builtin/packages/visit/package.py
+++ b/var/spack/repos/builtin/packages/visit/package.py
@@ -51,7 +51,7 @@ class Visit(CMakePackage):
 
     tags = ["radiuss"]
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     extendable = True
 
diff --git a/var/spack/repos/builtin/packages/vite/package.py b/var/spack/repos/builtin/packages/vite/package.py
index a37dd96cd2..94d7cabfd9 100644
--- a/var/spack/repos/builtin/packages/vite/package.py
+++ b/var/spack/repos/builtin/packages/vite/package.py
@@ -13,7 +13,7 @@ class Vite(CMakePackage):
     """
 
     homepage = "https://solverstack.gitlabpages.inria.fr/vite/"
-    maintainers = ["trahay"]
+    maintainers("trahay")
     git = "https://gitlab.inria.fr/solverstack/vite.git"
 
     version("master", branch="master")
diff --git a/var/spack/repos/builtin/packages/vmc/package.py b/var/spack/repos/builtin/packages/vmc/package.py
index 58dd4b3814..93df47137e 100644
--- a/var/spack/repos/builtin/packages/vmc/package.py
+++ b/var/spack/repos/builtin/packages/vmc/package.py
@@ -13,7 +13,7 @@ class Vmc(CMakePackage):
     git = "https://github.com/vmc-project/vmc.git"
     url = "https://github.com/vmc-project/vmc/archive/v1-0-p3.tar.gz"
 
-    maintainers = ["ChristianTackeGSI"]
+    maintainers("ChristianTackeGSI")
 
     version("2-0", sha256="9f4c31d93eeb0e10eca22d6450bb9a1070cbe25e99eaf7e74d4e191612102d9c")
     version("1-1-p1", sha256="dc0d4d16c81899c0167bcd13b97e39d9ff2817d20552f61e1c0bce357ac69ee5")
diff --git a/var/spack/repos/builtin/packages/volk/package.py b/var/spack/repos/builtin/packages/volk/package.py
index 3b4d0eaafc..c965c71542 100644
--- a/var/spack/repos/builtin/packages/volk/package.py
+++ b/var/spack/repos/builtin/packages/volk/package.py
@@ -25,7 +25,7 @@ class Volk(CMakePackage):
     homepage = "https://github.com/gnuradio/volk"
     url = "https://github.com/gnuradio/volk/archive/v2.3.0.tar.gz"
 
-    maintainers = ["aweits"]
+    maintainers("aweits")
 
     version("2.3.0", sha256="f42c928f561b128acfe4adb21227e4a62a3f6ab8103592fc3233765ff326d5fc")
 
diff --git a/var/spack/repos/builtin/packages/votca-csg-tutorials/package.py b/var/spack/repos/builtin/packages/votca-csg-tutorials/package.py
index 99ae92b264..1d8ef683c7 100644
--- a/var/spack/repos/builtin/packages/votca-csg-tutorials/package.py
+++ b/var/spack/repos/builtin/packages/votca-csg-tutorials/package.py
@@ -20,7 +20,7 @@ class VotcaCsgTutorials(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/csg-tutorials/tarball/v1.4"
     git = "https://github.com/votca/csg-tutorials.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version("stable", branch="stable", deprecated=True)
     version(
diff --git a/var/spack/repos/builtin/packages/votca-csg/package.py b/var/spack/repos/builtin/packages/votca-csg/package.py
index 2f956fd08f..28648f2bdf 100644
--- a/var/spack/repos/builtin/packages/votca-csg/package.py
+++ b/var/spack/repos/builtin/packages/votca-csg/package.py
@@ -19,7 +19,7 @@ class VotcaCsg(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/csg/tarball/v1.4"
     git = "https://github.com/votca/csg.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version("stable", branch="stable", deprecated=True)
     version(
diff --git a/var/spack/repos/builtin/packages/votca-csgapps/package.py b/var/spack/repos/builtin/packages/votca-csgapps/package.py
index 4630ba2a77..bb2bbdc630 100644
--- a/var/spack/repos/builtin/packages/votca-csgapps/package.py
+++ b/var/spack/repos/builtin/packages/votca-csgapps/package.py
@@ -19,7 +19,7 @@ class VotcaCsgapps(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/csgapps/tarball/v1.4"
     git = "https://github.com/votca/csgapps.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version(
         "1.6.4",
diff --git a/var/spack/repos/builtin/packages/votca-tools/package.py b/var/spack/repos/builtin/packages/votca-tools/package.py
index e97ba4ab81..91148fc9d3 100644
--- a/var/spack/repos/builtin/packages/votca-tools/package.py
+++ b/var/spack/repos/builtin/packages/votca-tools/package.py
@@ -19,7 +19,7 @@ class VotcaTools(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/tools/tarball/v1.4"
     git = "https://github.com/votca/tools.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version("stable", branch="stable", deprecated=True)
     version(
diff --git a/var/spack/repos/builtin/packages/votca-xtp/package.py b/var/spack/repos/builtin/packages/votca-xtp/package.py
index 32912db864..345b7f3e7d 100644
--- a/var/spack/repos/builtin/packages/votca-xtp/package.py
+++ b/var/spack/repos/builtin/packages/votca-xtp/package.py
@@ -19,7 +19,7 @@ class VotcaXtp(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/xtp/tarball/v1.4.1"
     git = "https://github.com/votca/xtp.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version("stable", branch="stable", deprecated=True)
     version(
diff --git a/var/spack/repos/builtin/packages/votca/package.py b/var/spack/repos/builtin/packages/votca/package.py
index 0990fefafd..280076ee21 100644
--- a/var/spack/repos/builtin/packages/votca/package.py
+++ b/var/spack/repos/builtin/packages/votca/package.py
@@ -17,7 +17,7 @@ class Votca(CMakePackage):
     homepage = "https://www.votca.org"
     url = "https://github.com/votca/votca/tarball/v2022-rc.1"
     git = "https://github.com/votca/votca.git"
-    maintainers = ["junghans"]
+    maintainers("junghans")
 
     version("master", branch="master")
     version("stable", branch="stable")
diff --git a/var/spack/repos/builtin/packages/vsearch/package.py b/var/spack/repos/builtin/packages/vsearch/package.py
index 6177ed2a43..cfe7855a03 100644
--- a/var/spack/repos/builtin/packages/vsearch/package.py
+++ b/var/spack/repos/builtin/packages/vsearch/package.py
@@ -11,7 +11,7 @@ class Vsearch(AutotoolsPackage):
 
     homepage = "https://github.com/torognes/vsearch"
     url = "https://github.com/torognes/vsearch/archive/v2.4.3.tar.gz"
-    maintainers = ["snehring"]
+    maintainers("snehring")
 
     version("2.22.1", sha256="c62bf69e7cc3d011a12e3b522ba8c0c91fb90deea782359e9569677d0c991778")
     version("2.14.1", sha256="388529a39eb0618a09047bf91e0a8ae8c9fd851a05f8d975e299331748f97741")
diff --git a/var/spack/repos/builtin/packages/vtk-h/package.py b/var/spack/repos/builtin/packages/vtk-h/package.py
index 98064ebd53..322fc41162 100644
--- a/var/spack/repos/builtin/packages/vtk-h/package.py
+++ b/var/spack/repos/builtin/packages/vtk-h/package.py
@@ -36,7 +36,7 @@ class VtkH(CMakePackage, CudaPackage):
     url = "https://github.com/Alpine-DAV/vtk-h/releases/download/v0.5.8/vtkh-v0.5.8.tar.gz"
     git = "https://github.com/Alpine-DAV/vtk-h.git"
 
-    maintainers = ["cyrush"]
+    maintainers("cyrush")
 
     version("develop", branch="develop", submodules=True)
     version("0.8.1", sha256="0cb1c84087e2b9385477fba3e7e197d6eabe1d366bd3bc87d7824e50dcdbe057")
diff --git a/var/spack/repos/builtin/packages/vtk-m/package.py b/var/spack/repos/builtin/packages/vtk-m/package.py
index a7a4650284..ebb1f212f6 100644
--- a/var/spack/repos/builtin/packages/vtk-m/package.py
+++ b/var/spack/repos/builtin/packages/vtk-m/package.py
@@ -19,7 +19,7 @@ class VtkM(CMakePackage, CudaPackage, ROCmPackage):
     architectures."""
 
     homepage = "https://m.vtk.org/"
-    maintainers = ["kmorel", "vicentebolea"]
+    maintainers("kmorel", "vicentebolea")
 
     url = "https://gitlab.kitware.com/vtk/vtk-m/-/archive/v1.5.1/vtk-m-v1.5.1.tar.gz"
     git = "https://gitlab.kitware.com/vtk/vtk-m.git"
diff --git a/var/spack/repos/builtin/packages/vtk/package.py b/var/spack/repos/builtin/packages/vtk/package.py
index 21818044b3..f4dd565094 100644
--- a/var/spack/repos/builtin/packages/vtk/package.py
+++ b/var/spack/repos/builtin/packages/vtk/package.py
@@ -19,7 +19,7 @@ class Vtk(CMakePackage):
     url = "https://www.vtk.org/files/release/9.0/VTK-9.0.0.tar.gz"
     list_url = "https://www.vtk.org/download/"
 
-    maintainers = ["chuckatkins", "danlipsa"]
+    maintainers("chuckatkins", "danlipsa")
 
     version("9.2.2", sha256="1c5b0a2be71fac96ff4831af69e350f7a0ea3168981f790c000709dcf9121075")
     version("9.1.0", sha256="8fed42f4f8f1eb8083107b68eaa9ad71da07110161a3116ad807f43e5ca5ce96")
diff --git a/var/spack/repos/builtin/packages/vvtest/package.py b/var/spack/repos/builtin/packages/vvtest/package.py
index 7448c6d05c..f9b1a0c0f6 100644
--- a/var/spack/repos/builtin/packages/vvtest/package.py
+++ b/var/spack/repos/builtin/packages/vvtest/package.py
@@ -16,7 +16,7 @@ class Vvtest(Package):
     homepage = "https://github.com/rrdrake/vvtest"
     url = "https://github.com/rrdrake/vvtest/archive/1.0.0.tar.gz"
     git = "https://github.com/rrdrake/vvtest.git"
-    maintainers = ["mrmundt", "rrdrake"]
+    maintainers("mrmundt", "rrdrake")
 
     version("1.2.0", sha256="d6b2432a2e6c43fb0d87ffc0eaa34a74d2268a732f7709ebdcf1344fbcaee154")
     version("1.1.0", sha256="674585f12d393ab9745a5ab26f59cb0f0e213f9c597b37467125979b5955ca79")
diff --git a/var/spack/repos/builtin/packages/w3emc/package.py b/var/spack/repos/builtin/packages/w3emc/package.py
index 9559e608dc..935632afea 100644
--- a/var/spack/repos/builtin/packages/w3emc/package.py
+++ b/var/spack/repos/builtin/packages/w3emc/package.py
@@ -15,12 +15,12 @@ class W3emc(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-w3emc/"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-w3emc/archive/refs/tags/v2.9.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("2.9.3", sha256="9ca1b08dd13dfbad4a955257ae0cf38d2e300ccd8d983606212bc982370a29bc")
     version("2.9.2", sha256="eace811a1365f69b85fdf2bcd93a9d963ba72de5a7111e6fa7c0e6578b69bfbc")
diff --git a/var/spack/repos/builtin/packages/w3m/package.py b/var/spack/repos/builtin/packages/w3m/package.py
index 5901af8735..fd4814a5dc 100644
--- a/var/spack/repos/builtin/packages/w3m/package.py
+++ b/var/spack/repos/builtin/packages/w3m/package.py
@@ -23,7 +23,7 @@ class W3m(AutotoolsPackage):
     # Also, Gentoo, Fedora and openSUSE switched to Debian's branch.
     homepage = "http://w3m.sourceforge.net/index.en.html"
     url = "https://downloads.sourceforge.net/project/w3m/w3m/w3m-0.5.3/w3m-0.5.3.tar.gz"
-    maintainers = ["ronin_gw"]
+    maintainers("ronin_gw")
 
     version("0.5.3", sha256="e994d263f2fd2c22febfbe45103526e00145a7674a0fda79c822b97c2770a9e3")
 
diff --git a/var/spack/repos/builtin/packages/w3nco/package.py b/var/spack/repos/builtin/packages/w3nco/package.py
index b2aef4a441..13e9137c58 100644
--- a/var/spack/repos/builtin/packages/w3nco/package.py
+++ b/var/spack/repos/builtin/packages/w3nco/package.py
@@ -16,11 +16,11 @@ class W3nco(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS/NCEPLIBS-w3nco/"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-w3nco/archive/refs/tags/v2.4.1.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("2.4.1", sha256="48b06e0ea21d3d0fd5d5c4e7eb50b081402567c1bff6c4abf4fd4f3669070139")
diff --git a/var/spack/repos/builtin/packages/warpx/package.py b/var/spack/repos/builtin/packages/warpx/package.py
index 95ab892d19..ae954da9bb 100644
--- a/var/spack/repos/builtin/packages/warpx/package.py
+++ b/var/spack/repos/builtin/packages/warpx/package.py
@@ -20,7 +20,7 @@ class Warpx(CMakePackage):
     url = "https://github.com/ECP-WarpX/WarpX/archive/refs/tags/23.01.tar.gz"
     git = "https://github.com/ECP-WarpX/WarpX.git"
 
-    maintainers = ["ax3l", "dpgrote", "MaxThevenet", "RemiLehe"]
+    maintainers("ax3l", "dpgrote", "MaxThevenet", "RemiLehe")
     tags = ["e4s", "ecp"]
 
     # NOTE: if you update the versions here, also see py-warpx
diff --git a/var/spack/repos/builtin/packages/wcs/package.py b/var/spack/repos/builtin/packages/wcs/package.py
index 7af8aa5f69..59354dcb9e 100644
--- a/var/spack/repos/builtin/packages/wcs/package.py
+++ b/var/spack/repos/builtin/packages/wcs/package.py
@@ -12,7 +12,7 @@ class Wcs(CMakePackage):
 
     homepage = "https://github.com/LLNL/wcs.git"
     git = "https://github.com/LLNL/wcs.git"
-    maintainers = ["rblake-llnl"]
+    maintainers("rblake-llnl")
 
     version("master", branch="master")
     version("develop", branch="devel")
diff --git a/var/spack/repos/builtin/packages/wgrib2/package.py b/var/spack/repos/builtin/packages/wgrib2/package.py
index a69a780b0a..34a552ffc3 100644
--- a/var/spack/repos/builtin/packages/wgrib2/package.py
+++ b/var/spack/repos/builtin/packages/wgrib2/package.py
@@ -15,12 +15,12 @@ class Wgrib2(MakefilePackage):
     homepage = "https://www.cpc.ncep.noaa.gov/products/wesley/wgrib2"
     url = "https://www.ftp.cpc.ncep.noaa.gov/wd51we/wgrib2/wgrib2.tgz.v2.0.8"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version(
         "3.1.1",
diff --git a/var/spack/repos/builtin/packages/whip/package.py b/var/spack/repos/builtin/packages/whip/package.py
index d49bd2edd9..2177469f36 100644
--- a/var/spack/repos/builtin/packages/whip/package.py
+++ b/var/spack/repos/builtin/packages/whip/package.py
@@ -13,7 +13,7 @@ class Whip(CMakePackage, CudaPackage, ROCmPackage):
     homepage = "https://github.com/eth-cscs/whip/"
     url = "https://github.com/eth-cscs/whip/archive/0.0.0.tar.gz"
     git = "https://github.com/eth-cscs/whip.git"
-    maintainers = ["msimberg", "rasolca"]
+    maintainers("msimberg", "rasolca")
 
     version("main", branch="main")
     version("0.1.0", sha256="5d557794f4afc8332fc660948a342f69e22bc9e5d575ffb3e3944cf526db5ec9")
diff --git a/var/spack/repos/builtin/packages/whizard/package.py b/var/spack/repos/builtin/packages/whizard/package.py
index cacaf3e39f..0f2407bc5c 100644
--- a/var/spack/repos/builtin/packages/whizard/package.py
+++ b/var/spack/repos/builtin/packages/whizard/package.py
@@ -17,7 +17,7 @@ class Whizard(AutotoolsPackage):
 
     tags = ["hep"]
 
-    maintainers = ["vvolkl"]
+    maintainers("vvolkl")
 
     version("master", branch="master")
     version("3.0.3", sha256="20f2269d302fc162a6aed8e781b504ba5112ef0711c078cdb08b293059ed67cf")
diff --git a/var/spack/repos/builtin/packages/wi4mpi/package.py b/var/spack/repos/builtin/packages/wi4mpi/package.py
index 2014dea50a..17ab885d46 100644
--- a/var/spack/repos/builtin/packages/wi4mpi/package.py
+++ b/var/spack/repos/builtin/packages/wi4mpi/package.py
@@ -12,7 +12,7 @@ class Wi4mpi(CMakePackage):
 
     homepage = "https://github.com/cea-hpc/wi4mpi"
     url = "https://github.com/cea-hpc/wi4mpi/archive/v3.4.1.tar.gz"
-    maintainers = ["adrien-cotte", "marcjoos-cea"]
+    maintainers("adrien-cotte", "marcjoos-cea")
 
     version("3.6.4", sha256="be1732a1aed1e2946873951a344b572f11f2a55cd06c634580a9398b5877e22a")
     version("3.6.3", sha256="c327babc892cc3c2bdddfacf3011e6fcb7e00a04e814de31f5e707cba3199c5c")
diff --git a/var/spack/repos/builtin/packages/wonton/package.py b/var/spack/repos/builtin/packages/wonton/package.py
index c4bebed4a9..47367fdd31 100644
--- a/var/spack/repos/builtin/packages/wonton/package.py
+++ b/var/spack/repos/builtin/packages/wonton/package.py
@@ -20,7 +20,7 @@ class Wonton(CMakePackage):
     git = "https://github.com/laristra/wonton.git"
     url = "https://github.com/laristra/wonton/releases/download/1.2.11/wonton-1.2.11.tar.gz"
 
-    maintainers = ["raovgarimella"]
+    maintainers("raovgarimella")
 
     version("1.3.2", sha256="a03f00cd95290c2dbe8724d430de19537ea644b75161614ed4ac918376fcf64d")
     version("1.2.11", sha256="613436c799b392a99355db1cbf1062f1da39f3287eed665a5cd43bb65364d926")
diff --git a/var/spack/repos/builtin/packages/wps/package.py b/var/spack/repos/builtin/packages/wps/package.py
index 74eabaf89c..cb8d9396d3 100644
--- a/var/spack/repos/builtin/packages/wps/package.py
+++ b/var/spack/repos/builtin/packages/wps/package.py
@@ -14,7 +14,7 @@ class Wps(Package):
 
     homepage = "https://www.mmm.ucar.edu/weather-research-and-forecasting-model"
     url = "https://github.com/wrf-model/WPS/archive/v4.2.tar.gz"
-    maintainers = ["MichaelLaufer"]
+    maintainers("MichaelLaufer")
 
     version("4.3.1", sha256="db6da44a2ca68cc289e98ab388a53c27283eb4ed8e92edee268466543fdedb0e")
     version("4.3", sha256="1913cb24de549f029d65635feea27f3304a8f42ec025954a0887651fc89d1e9e")
diff --git a/var/spack/repos/builtin/packages/wrf-io/package.py b/var/spack/repos/builtin/packages/wrf-io/package.py
index aafae8930a..bb238f862f 100644
--- a/var/spack/repos/builtin/packages/wrf-io/package.py
+++ b/var/spack/repos/builtin/packages/wrf-io/package.py
@@ -16,12 +16,12 @@ class WrfIo(CMakePackage):
     homepage = "https://noaa-emc.github.io/NCEPLIBS-wrf_io"
     url = "https://github.com/NOAA-EMC/NCEPLIBS-wrf_io/archive/refs/tags/v1.2.0.tar.gz"
 
-    maintainers = [
+    maintainers(
         "t-brown",
         "AlexanderRichert-NOAA",
         "Hang-Lei-NOAA",
         "edwardhartnett",
-    ]
+    )
 
     version("1.2.0", sha256="000cf5294a2c68460085258186e1f36c86d3d0d9c433aa969a0f92736b745617")
 
diff --git a/var/spack/repos/builtin/packages/wrf/package.py b/var/spack/repos/builtin/packages/wrf/package.py
index 4562ecc2d9..10f68da74d 100644
--- a/var/spack/repos/builtin/packages/wrf/package.py
+++ b/var/spack/repos/builtin/packages/wrf/package.py
@@ -68,7 +68,7 @@ class Wrf(Package):
 
     homepage = "https://www.mmm.ucar.edu/weather-research-and-forecasting-model"
     url = "https://github.com/wrf-model/WRF/archive/v4.2.tar.gz"
-    maintainers = ["MichaelLaufer", "ptooley"]
+    maintainers("MichaelLaufer", "ptooley")
     tags = ["windows"]
 
     version(
diff --git a/var/spack/repos/builtin/packages/xalan-c/package.py b/var/spack/repos/builtin/packages/xalan-c/package.py
index 9474ca2362..19d0acc2da 100644
--- a/var/spack/repos/builtin/packages/xalan-c/package.py
+++ b/var/spack/repos/builtin/packages/xalan-c/package.py
@@ -16,7 +16,7 @@ class XalanC(CMakePackage):
     homepage = "https://xalan.apache.org"
     url = "https://dlcdn.apache.org/xalan/xalan-c/sources/xalan_c-1.12.tar.gz"
 
-    maintainers = ["omsai"]
+    maintainers("omsai")
 
     version("1.12", sha256="ee7d4b0b08c5676f5e586c7154d94a5b32b299ac3cbb946e24c4375a25552da7")
 
diff --git a/var/spack/repos/builtin/packages/xcfun/package.py b/var/spack/repos/builtin/packages/xcfun/package.py
index 2287a85227..2c1c4aea61 100644
--- a/var/spack/repos/builtin/packages/xcfun/package.py
+++ b/var/spack/repos/builtin/packages/xcfun/package.py
@@ -12,7 +12,7 @@ class Xcfun(CMakePackage):
     homepage = "https://github.com/dftlibs/xcfun"
     url = "https://github.com/dftlibs/xcfun/archive/v2.1.0.tar.gz"
 
-    maintainers = ["robertodr", "bast"]
+    maintainers("robertodr", "bast")
 
     version("2.1.1", sha256="8b602df74c7be83d501532565deafd1b7881946d94789122f24c309a669298ab")
     version("2.1.0", sha256="64aac8c933cc129ce6326f3827e342abfd10b94ea4a302aaca9f10d342ad7656")
diff --git a/var/spack/repos/builtin/packages/xeus/package.py b/var/spack/repos/builtin/packages/xeus/package.py
index eebf435ab6..bc8dbe5d96 100644
--- a/var/spack/repos/builtin/packages/xeus/package.py
+++ b/var/spack/repos/builtin/packages/xeus/package.py
@@ -13,7 +13,7 @@ class Xeus(CMakePackage):
     url = "https://github.com/QuantStack/xeus/archive/0.14.1.tar.gz"
     git = "https://github.com/QuantStack/xeus.git"
 
-    maintainers = ["tomstitt"]
+    maintainers("tomstitt")
 
     version("develop", branch="master")
     version("1.0.4", sha256="7324ff013eb97d579fd3b6f9770a13f8863d6046c8bbcdbe2fc7d2ac02f0161f")
diff --git a/var/spack/repos/builtin/packages/xgboost/package.py b/var/spack/repos/builtin/packages/xgboost/package.py
index b35c5ec860..bc8104378a 100644
--- a/var/spack/repos/builtin/packages/xgboost/package.py
+++ b/var/spack/repos/builtin/packages/xgboost/package.py
@@ -19,7 +19,7 @@ class Xgboost(CMakePackage, CudaPackage):
     homepage = "https://xgboost.ai/"
     git = "https://github.com/dmlc/xgboost.git"
 
-    maintainers = ["adamjstewart"]
+    maintainers("adamjstewart")
 
     version("master", branch="master", submodules=True)
     version("1.6.2", tag="v1.6.2", submodules=True)
diff --git a/var/spack/repos/builtin/packages/xpmem/package.py b/var/spack/repos/builtin/packages/xpmem/package.py
index 10871d4a08..9fb7600fda 100644
--- a/var/spack/repos/builtin/packages/xpmem/package.py
+++ b/var/spack/repos/builtin/packages/xpmem/package.py
@@ -18,7 +18,7 @@ class Xpmem(AutotoolsPackage):
     url = "https://github.com/hjelmn/xpmem/archive/v2.6.3.tar.gz"
     git = "https://github.com/hjelmn/xpmem.git"
 
-    maintainers = ["skosukhin"]
+    maintainers("skosukhin")
 
     version("master", branch="master")
 
diff --git a/var/spack/repos/builtin/packages/xproperty/package.py b/var/spack/repos/builtin/packages/xproperty/package.py
index b594343b4a..f95d484b6b 100644
--- a/var/spack/repos/builtin/packages/xproperty/package.py
+++ b/var/spack/repos/builtin/packages/xproperty/package.py
@@ -13,7 +13,7 @@ class Xproperty(CMakePackage):
     url = "https://github.com/jupyter-xeus/xproperty/archive/0.11.0.tar.gz"
     git = "https://github.com/jupyter-xeus/xproperty.git"
 
-    maintainers = ["tomstitt"]
+    maintainers("tomstitt")
 
     version("master", branch="master")
     version("0.11.0", sha256="bf86a11c6758308aa0aa0f64d8dd24cd3e9d78378467b74002f552bfb75fc0eb")
diff --git a/var/spack/repos/builtin/packages/xrdcl-record/package.py b/var/spack/repos/builtin/packages/xrdcl-record/package.py
index 861fdad6f7..c43f668a61 100644
--- a/var/spack/repos/builtin/packages/xrdcl-record/package.py
+++ b/var/spack/repos/builtin/packages/xrdcl-record/package.py
@@ -13,7 +13,7 @@ class XrdclRecord(CMakePackage):
     homepage = "https://github.com/xrootd/xrdcl-record"
     url = "https://github.com/xrootd/xrdcl-record/archive/refs/tags/v5.4.2.tar.gz"
 
-    maintainers = ["iarspider"]
+    maintainers("iarspider")
 
     version("5.4.2", sha256="fb76284491ff4e723bce4c9e9d87347e98e278e70c597167bc39a162bc876734")
 
diff --git a/var/spack/repos/builtin/packages/xsdk-examples/package.py b/var/spack/repos/builtin/packages/xsdk-examples/package.py
index 0803564388..a5684a0385 100644
--- a/var/spack/repos/builtin/packages/xsdk-examples/package.py
+++ b/var/spack/repos/builtin/packages/xsdk-examples/package.py
@@ -14,7 +14,7 @@ class XsdkExamples(CMakePackage, CudaPackage):
     url = "https://github.com/xsdk-project/xsdk-examples/archive/v0.1.0.tar.gz"
     git = "https://github.com/xsdk-project/xsdk-examples"
 
-    maintainers = ["balay", "luszczek", "balos1", "shuds13", "v-dobrev"]
+    maintainers("balay", "luszczek", "balos1", "shuds13", "v-dobrev")
 
     version("develop", branch="master")
     version("0.3.0", sha256="e7444a403c0a69eeeb34a4068be4d6f4e5b54cbfd275629019b9236a538a739e")
diff --git a/var/spack/repos/builtin/packages/xsdk/package.py b/var/spack/repos/builtin/packages/xsdk/package.py
index 32799e486e..e3164c27f1 100644
--- a/var/spack/repos/builtin/packages/xsdk/package.py
+++ b/var/spack/repos/builtin/packages/xsdk/package.py
@@ -82,7 +82,7 @@ class Xsdk(BundlePackage, CudaPackage, ROCmPackage):
     """
 
     homepage = "https://xsdk.info"
-    maintainers = ["balay", "luszczek", "balos1", "shuds13", "v-dobrev"]
+    maintainers("balay", "luszczek", "balos1", "shuds13", "v-dobrev")
 
     version("develop")
     version("0.8.0")
diff --git a/var/spack/repos/builtin/packages/xsimd/package.py b/var/spack/repos/builtin/packages/xsimd/package.py
index 2bcc3a9ab5..0e570c8ea2 100644
--- a/var/spack/repos/builtin/packages/xsimd/package.py
+++ b/var/spack/repos/builtin/packages/xsimd/package.py
@@ -13,7 +13,7 @@ class Xsimd(CMakePackage):
     url = "https://github.com/QuantStack/xsimd/archive/3.1.0.tar.gz"
     git = "https://github.com/QuantStack/xsimd.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
     version("8.1.0", sha256="d52551360d37709675237d2a0418e28f70995b5b7cdad7c674626bcfbbf48328")
diff --git a/var/spack/repos/builtin/packages/xtb/package.py b/var/spack/repos/builtin/packages/xtb/package.py
index fbd9337fc8..d3a5e4d542 100644
--- a/var/spack/repos/builtin/packages/xtb/package.py
+++ b/var/spack/repos/builtin/packages/xtb/package.py
@@ -12,7 +12,7 @@ class Xtb(MesonPackage):
     homepage = "https://xtb-docs.readthedocs.org"
     url = "https://github.com/grimme-lab/xtb/releases/download/v6.5.1/xtb-6.5.1-source.tar.xz"
 
-    maintainers = ["awvwgk"]
+    maintainers("awvwgk")
 
     version("6.5.1", sha256="0922205cc224fe79e28f3d75be4e10c03efa8f3f666aedec8346fed82b272cad")
     version("6.5.0", sha256="5f780656bf7b440a8e1f753a9a877401a7d497fb3160762f48bdefc8a9914976")
diff --git a/var/spack/repos/builtin/packages/xtensor-python/package.py b/var/spack/repos/builtin/packages/xtensor-python/package.py
index bc2d97eebe..6dc6003ae0 100644
--- a/var/spack/repos/builtin/packages/xtensor-python/package.py
+++ b/var/spack/repos/builtin/packages/xtensor-python/package.py
@@ -13,7 +13,7 @@ class XtensorPython(CMakePackage):
     url = "https://github.com/QuantStack/xtensor-python/archive/0.17.0.tar.gz"
     git = "https://github.com/QuantStack/xtensor-python.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
     version("0.23.1", sha256="450b25f5c739df174b2a50774b89e68b23535fdc37cb55bd542ffdb7c78991ab")
diff --git a/var/spack/repos/builtin/packages/xtensor/package.py b/var/spack/repos/builtin/packages/xtensor/package.py
index 0440a4b96d..adc882f21c 100644
--- a/var/spack/repos/builtin/packages/xtensor/package.py
+++ b/var/spack/repos/builtin/packages/xtensor/package.py
@@ -13,7 +13,7 @@ class Xtensor(CMakePackage):
     url = "https://github.com/QuantStack/xtensor/archive/0.13.1.tar.gz"
     git = "https://github.com/QuantStack/xtensor.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
     version("0.24.1", sha256="dd1bf4c4eba5fbcf386abba2627fcb4a947d14a806c33fde82d0cc1194807ee4")
diff --git a/var/spack/repos/builtin/packages/xtl/package.py b/var/spack/repos/builtin/packages/xtl/package.py
index 0d7cf08800..13138e099c 100644
--- a/var/spack/repos/builtin/packages/xtl/package.py
+++ b/var/spack/repos/builtin/packages/xtl/package.py
@@ -13,7 +13,7 @@ class Xtl(CMakePackage):
     url = "https://github.com/QuantStack/xtl/archive/0.3.4.tar.gz"
     git = "https://github.com/QuantStack/xtl.git"
 
-    maintainers = ["ax3l"]
+    maintainers("ax3l")
 
     version("develop", branch="master")
     version("0.7.4", sha256="3c88be0e696b64150c4de7a70f9f09c00a335186b0b0b409771ef9f56bca7d9a")
diff --git a/var/spack/repos/builtin/packages/xwidgets/package.py b/var/spack/repos/builtin/packages/xwidgets/package.py
index 295f0bdb08..fa7ef898c7 100644
--- a/var/spack/repos/builtin/packages/xwidgets/package.py
+++ b/var/spack/repos/builtin/packages/xwidgets/package.py
@@ -13,7 +13,7 @@ class Xwidgets(CMakePackage):
     url = "https://github.com/jupyter-xeus/xwidgets/archive/0.25.0.tar.gz"
     git = "https://github.com/jupyter-xeus/xwidgets.git"
 
-    maintainers = ["tomstitt"]
+    maintainers("tomstitt")
 
     version("master", branch="master")
     version("0.25.0", sha256="7b6d36999e3b926c40389167c48b33f234a075365f089f89571b33a160421d8e")
diff --git a/var/spack/repos/builtin/packages/xxd-standalone/package.py b/var/spack/repos/builtin/packages/xxd-standalone/package.py
index ff4d2d5649..553501aa94 100644
--- a/var/spack/repos/builtin/packages/xxd-standalone/package.py
+++ b/var/spack/repos/builtin/packages/xxd-standalone/package.py
@@ -16,7 +16,7 @@ class XxdStandalone(MakefilePackage):
     homepage = "https://www.vim.org/"
     url = "https://github.com/vim/vim/archive/v8.2.1201.tar.gz"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
     build_targets = ["-C", os.path.join("src", "xxd")]
 
     provides("xxd")
diff --git a/var/spack/repos/builtin/packages/xyce/package.py b/var/spack/repos/builtin/packages/xyce/package.py
index d0deb0a82f..1193e70b0b 100644
--- a/var/spack/repos/builtin/packages/xyce/package.py
+++ b/var/spack/repos/builtin/packages/xyce/package.py
@@ -22,7 +22,7 @@ class Xyce(CMakePackage):
     homepage = "https://xyce.sandia.gov"
     git = "https://github.com/Xyce/Xyce.git"
     url = "https://github.com/Xyce/Xyce/archive/Release-7.2.0.tar.gz"
-    maintainers = ["kuberry"]
+    maintainers("kuberry")
 
     version("master", branch="master")
     version("7.5.0", "854d7d5e19e0ee2138d1f20f10f8f27f2bebb94ec81c157040955cff7250dacd")
diff --git a/var/spack/repos/builtin/packages/yafyaml/package.py b/var/spack/repos/builtin/packages/yafyaml/package.py
index b7581dbd0e..8ea5ea74a9 100644
--- a/var/spack/repos/builtin/packages/yafyaml/package.py
+++ b/var/spack/repos/builtin/packages/yafyaml/package.py
@@ -21,7 +21,7 @@ class Yafyaml(CMakePackage):
     url = "https://github.com/Goddard-Fortran-Ecosystem/yaFyaml/archive/refs/tags/v1.0.4.tar.gz"
     git = "https://github.com/Goddard-Fortran-Ecosystem/yaFyaml.git"
 
-    maintainers = ["mathomp4", "tclune"]
+    maintainers("mathomp4", "tclune")
 
     version("main", branch="main")
 
diff --git a/var/spack/repos/builtin/packages/yaksa/package.py b/var/spack/repos/builtin/packages/yaksa/package.py
index e70856f21c..b696c00e12 100644
--- a/var/spack/repos/builtin/packages/yaksa/package.py
+++ b/var/spack/repos/builtin/packages/yaksa/package.py
@@ -24,7 +24,7 @@ class Yaksa(AutotoolsPackage, CudaPackage, ROCmPackage):
 
     homepage = "https://www.yaksa.org"
     url = "https://github.com/pmodels/yaksa/archive/refs/tags/v0.2.tar.gz"
-    maintainers = ["raffenet", "yfguo", "hzhou"]
+    maintainers("raffenet", "yfguo", "hzhou")
 
     version("0.2", sha256="9401cb6153dc8c34ddb9781bbabd418fd26b0a27b5da3294ecc21af7be9c86f2")
 
diff --git a/var/spack/repos/builtin/packages/yaml-cpp/package.py b/var/spack/repos/builtin/packages/yaml-cpp/package.py
index 89e8aeff49..d63dd81db7 100644
--- a/var/spack/repos/builtin/packages/yaml-cpp/package.py
+++ b/var/spack/repos/builtin/packages/yaml-cpp/package.py
@@ -16,7 +16,7 @@ class YamlCpp(CMakePackage):
     homepage = "https://github.com/jbeder/yaml-cpp"
     url = "https://github.com/jbeder/yaml-cpp/archive/yaml-cpp-0.5.3.tar.gz"
     git = "https://github.com/jbeder/yaml-cpp.git"
-    maintainers = ["eschnett"]
+    maintainers("eschnett")
 
     version("develop", branch="master")
     version("0.7.0", sha256="43e6a9fcb146ad871515f0d0873947e5d497a1c9c60c58cb102a97b47208b7c3")
diff --git a/var/spack/repos/builtin/packages/yarn/package.py b/var/spack/repos/builtin/packages/yarn/package.py
index 128656c74f..fa258424f8 100644
--- a/var/spack/repos/builtin/packages/yarn/package.py
+++ b/var/spack/repos/builtin/packages/yarn/package.py
@@ -12,7 +12,7 @@ class Yarn(Package):
     homepage = "https://yarnpkg.com"
     url = "https://github.com/yarnpkg/yarn/releases/download/v1.22.4/yarn-v1.22.4.tar.gz"
 
-    maintainers = ["cosmicexplorer"]
+    maintainers("cosmicexplorer")
 
     depends_on("node-js@4.0:", type="run")
 
diff --git a/var/spack/repos/builtin/packages/ycruncher/package.py b/var/spack/repos/builtin/packages/ycruncher/package.py
index e888f0dedd..7c80861872 100644
--- a/var/spack/repos/builtin/packages/ycruncher/package.py
+++ b/var/spack/repos/builtin/packages/ycruncher/package.py
@@ -15,7 +15,7 @@ class Ycruncher(Package):
 
     homepage = "http://www.numberworld.org/y-cruncher/"
     url = "http://www.numberworld.org/y-cruncher/y-cruncher%20v0.7.10.9513-static.tar.xz"
-    maintainers = ["saqibkh"]
+    maintainers("saqibkh")
 
     version("0.7.10.9513", "292006496bba83bf0f8c354ceb1c2ea571f0c67b9fe46297701a8d387773db1b")
 
diff --git a/var/spack/repos/builtin/packages/z-checker/package.py b/var/spack/repos/builtin/packages/z-checker/package.py
index 37fb4eb5ed..b34a03fb1f 100644
--- a/var/spack/repos/builtin/packages/z-checker/package.py
+++ b/var/spack/repos/builtin/packages/z-checker/package.py
@@ -14,7 +14,7 @@ class ZChecker(AutotoolsPackage):
     homepage = "https://github.com/CODARcode/Z-checker"
     url = "https://github.com/CODARcode/Z-checker/releases/download/0.7.0/Z-checker-0.7.0.tar.gz"
 
-    maintainers = ["disheng222"]
+    maintainers("disheng222")
 
     version("0.7.0", sha256="02caf3af2dc59d116496f877da888dd2c2dffb9375c413b1d74401927963df3f")
     version("0.6.0", sha256="b01c2c78157234a734c2f4c10a7ab82c329d3cd1a8389d597e09386fa33a3117")
diff --git a/var/spack/repos/builtin/packages/zfp/package.py b/var/spack/repos/builtin/packages/zfp/package.py
index ecd491a6cb..6eb092ea53 100644
--- a/var/spack/repos/builtin/packages/zfp/package.py
+++ b/var/spack/repos/builtin/packages/zfp/package.py
@@ -20,7 +20,7 @@ class Zfp(CMakePackage, CudaPackage):
     homepage = "https://zfp.llnl.gov"
     url = "https://github.com/LLNL/zfp/releases/download/1.0.0/zfp-1.0.0.tar.gz"
     git = "https://github.com/LLNL/zfp.git"
-    maintainers = ["lindstro", "GarrettDMorrison"]
+    maintainers("lindstro", "GarrettDMorrison")
     tags = ["radiuss", "e4s"]
 
     # Versions
diff --git a/var/spack/repos/builtin/packages/zstd/package.py b/var/spack/repos/builtin/packages/zstd/package.py
index 3f322d9d29..d795ae80c9 100644
--- a/var/spack/repos/builtin/packages/zstd/package.py
+++ b/var/spack/repos/builtin/packages/zstd/package.py
@@ -15,7 +15,7 @@ class Zstd(MakefilePackage):
     url = "https://github.com/facebook/zstd/archive/v1.4.3.tar.gz"
     git = "https://github.com/facebook/zstd.git"
 
-    maintainers = ["haampie"]
+    maintainers("haampie")
 
     version("develop", branch="dev")
     version("1.5.2", sha256="f7de13462f7a82c29ab865820149e778cbfe01087b3a55b5332707abf9db4a6e")
diff --git a/var/spack/repos/builtin/packages/zstr/package.py b/var/spack/repos/builtin/packages/zstr/package.py
index 2b0f07d407..8b611b30e8 100644
--- a/var/spack/repos/builtin/packages/zstr/package.py
+++ b/var/spack/repos/builtin/packages/zstr/package.py
@@ -13,7 +13,7 @@ class Zstr(Package):
     homepage = "https://github.com/mateidavid/zstr"
     url = "https://github.com/mateidavid/zstr/archive/v1.0.4.tar.gz"
 
-    maintainers = ["bvanessen"]
+    maintainers("bvanessen")
 
     version("1.0.4", sha256="a594a3a9c192a6d9e93f9585910d41f7ee6791eb7c454d40c922656324b3058e")
     version("1.0.3", sha256="d42f1b08e4c3a26e3b42433691d32765015cf89f089ae075b1acb819ccba585f")
diff --git a/var/spack/repos/tutorial/packages/hdf5/package.py b/var/spack/repos/tutorial/packages/hdf5/package.py
index 0fa5b4810d..dd9192a9ca 100644
--- a/var/spack/repos/tutorial/packages/hdf5/package.py
+++ b/var/spack/repos/tutorial/packages/hdf5/package.py
@@ -23,7 +23,7 @@ class Hdf5(CMakePackage):
     list_url = "https://support.hdfgroup.org/ftp/HDF5/releases"
     list_depth = 3
     git = "https://github.com/HDFGroup/hdf5.git"
-    maintainers = [
+    maintainers(
         "lrknox",
         "brtnfld",
         "byrnHDF",
@@ -33,7 +33,7 @@ class Hdf5(CMakePackage):
         "hyoklee",
         "lkurz",
         "soumagne",
-    ]
+    )
 
     test_requires_compiler = True