diff --git a/.github/workflows/pipeline.yml b/.github/workflows/pipeline.yml
index 9dde95f..9680b51 100644
--- a/.github/workflows/pipeline.yml
+++ b/.github/workflows/pipeline.yml
@@ -290,7 +290,7 @@ jobs:
           tag_name=$(echo ${{github.ref}} | cut -d/ -f3)
           echo "::set-output name=tag_name::$tag_name"
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./docs/html