diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 285eb4350..e102fbcef 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -29,7 +29,7 @@ jobs:
         with:
           doxyfile-path: './doxygen'
       - name: Deploy to GitHub Pages
-        uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847 # v3.9.3
+        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: docs/html