diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 7b15804..a14b8d9 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -53,7 +53,7 @@ jobs:
           OUTPUT_DIR: target/doc
 
       - 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: target/doc