diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index f294110ae3..6cc974c7e2 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -42,7 +42,7 @@ jobs:
 
       - name: Deploy
         if: ${{ github.ref == 'refs/heads/master' }}
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./book/html