diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index b0d2aa4d..9447235d 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -81,7 +81,7 @@ jobs:
           make html
       
       - name: Deploy to GitHub Pages
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: docs/build/html