diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 30ebce4..ca5ae25 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -25,7 +25,7 @@ jobs:
     continue-on-error: ${{ matrix.experimental }}
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}