diff --git a/.github/workflows/Documenter.yml b/.github/workflows/Documenter.yml
index a31119d8..f0f4033b 100644
--- a/.github/workflows/Documenter.yml
+++ b/.github/workflows/Documenter.yml
@@ -71,7 +71,7 @@ jobs:
           cd docs/doxygen
           doxygen
       - name: Deploy doxygen docs
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}