diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 103c837..bffaf52 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Run doxygen
         run: doxygen extra/doxygen.conf
       - name: Deploy to gh-pages
-        uses: peaceiris/actions-gh-pages@v3.9.2
+        uses: peaceiris/actions-gh-pages@v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_branch: gh-pages