diff --git a/var/spack/repos/builtin/packages/py-setuptools/package.py b/var/spack/repos/builtin/packages/py-setuptools/package.py
index ee47532b1e704e7c9b0988cf4be6fe42694a79e9..affd23eebdf4906decdd42ad94ea38f11e4e5cc4 100644
--- a/var/spack/repos/builtin/packages/py-setuptools/package.py
+++ b/var/spack/repos/builtin/packages/py-setuptools/package.py
@@ -23,6 +23,7 @@ class PySetuptools(PythonPackage):
 
     version('41.4.0', sha256='7eae782ccf36b790c21bde7d86a4f303a441cd77036b25c559a602cf5186ce4d')
     version('41.0.1', sha256='a222d126f5471598053c9a77f4b5d4f26eaa1f150ad6e01dcf1a42e185d05613')
+    version('41.0.0', sha256='79d30254b6fe7a8e672e43cd85f13a9f3f2a50080bc81d851143e2219ef0dcb1')
     version('40.8.0', sha256='6e4eec90337e849ade7103723b9a99631c1f0d19990d6e8412dc42f5ae8b304d')
     version('40.4.3', sha256='acbc5740dd63f243f46c2b4b8e2c7fd92259c2ddb55a4115b16418a2ed371b15')
     version('40.2.0', sha256='47881d54ede4da9c15273bac65f9340f8929d4f0213193fa7894be384f2dcfa6')