diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 7a9cd95f..9e73d0aa 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -29,7 +29,7 @@ jobs:
           mkdocs build --verbose --clean --strict
 
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./site