diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index 9dcb15e2a..e9cc2cee7 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -42,7 +42,7 @@ jobs:
       - run: npm test
       - run: npm run build
       - name: Deploy to GH Pages
-        uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847 # v3
+        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: playground