diff --git a/.github/workflows/build_wheel.yml b/.github/workflows/build_wheel.yml
index d2d66a1..ead16dd 100644
--- a/.github/workflows/build_wheel.yml
+++ b/.github/workflows/build_wheel.yml
@@ -6,8 +6,7 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - 3.9.20
-          - 3.12.6
+          - 3.12.11
     runs-on: [self-hosted, libpff]
     steps:
     - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
diff --git a/setup.cfg.in b/setup.cfg.in
index 40b3a42..259177c 100644
--- a/setup.cfg.in
+++ b/setup.cfg.in
@@ -7,7 +7,7 @@ long_description_content_type = text/plain
 author = Joachim Metz
 author_email = joachim.metz@gmail.com
 license = GNU Lesser General Public License v3 or later (LGPLv3+)
-license_files = COPYING COPYING.LESSER
+license_files = COPYING, COPYING.LESSER
 classifiers =
   Development Status :: 3 - Alpha
   Programming Language :: Python