diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 6cd8f47..4a6ce9f 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -160,7 +160,7 @@ jobs:
       - name: Build package
         run: |
           python -m build
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           path: dist/*
           name: built-sdist