diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index c18d9c2..c98079e 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -13,7 +13,7 @@ jobs:
         os: [macos-latest, ubuntu-latest, windows-latest]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with: