From 8e4d5a09228f69340218705ee27d18951bafabea Mon Sep 17 00:00:00 2001
From: Manuela Kuhn <36827019+manuelakuhn@users.noreply.github.com>
Date: Wed, 3 Nov 2021 16:27:04 +0100
Subject: sip: fix python_include_dir (#26953)

---
 lib/spack/spack/build_systems/sip.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/spack/spack/build_systems/sip.py b/lib/spack/spack/build_systems/sip.py
index d40be9d3c9..814aa2605b 100644
--- a/lib/spack/spack/build_systems/sip.py
+++ b/lib/spack/spack/build_systems/sip.py
@@ -99,7 +99,9 @@ class SIPPackage(PackageBase):
 
         args = self.configure_args()
 
-        python_include_dir = 'python' + str(spec['python'].version.up_to(2))
+        python_include_dir = os.path.basename(
+            inspect.getmodule(self).python_include_dir
+        )
 
         args.extend([
             '--verbose',
-- 
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