diff --git a/.github/workflows/pr-auto-approve.yaml b/.github/workflows/pr-auto-approve.yaml
index 99bdeaf2b..25aaca941 100644
--- a/.github/workflows/pr-auto-approve.yaml
+++ b/.github/workflows/pr-auto-approve.yaml
@@ -10,7 +10,7 @@ jobs:
     if: github.actor == 'dependabot[bot]' || github.actor == 'renovate[bot]'
     steps:
       - name: Provide first approval
-        uses: hmarr/auto-approve-action@v4
+        uses: hmarr/auto-approve-action@v4.0.0
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           review-message: "Renovate and Dependabot PRs are automatically approved. Still requires human review."