diff --git a/.github/workflows/readme.yaml b/.github/workflows/readme.yaml
index d07409a..49b1b4d 100644
--- a/.github/workflows/readme.yaml
+++ b/.github/workflows/readme.yaml
@@ -28,7 +28,7 @@ jobs:
       - name: generate readme
         run: script/generate_readme
       - name: Commit updated README.md
-        uses: stefanzweifel/git-auto-commit-action@v4
+        uses: stefanzweifel/git-auto-commit-action@v5
         with:
           file_pattern: 'README.md'
       - name: check that new readme is identical to the old