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-rw-r--r--lib/spack/spack/cmd/clean.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/spack/spack/cmd/clean.py b/lib/spack/spack/cmd/clean.py
index 921ac2d4bd..09922887ca 100644
--- a/lib/spack/spack/cmd/clean.py
+++ b/lib/spack/spack/cmd/clean.py
@@ -3,7 +3,7 @@ import spack.tty as tty
import spack.stage as stage
def setup_parser(subparser):
- subparser.add_argument('names', nargs='?', help="name(s) of package(s) to clean")
+ subparser.add_argument('names', nargs='+', help="name(s) of package(s) to clean")
subparser.add_argument('-c', "--clean", action="store_true", dest='clean',
help="run make clean in the stage directory (default)")
subparser.add_argument('-w', "--work", action="store_true", dest='work',