diff --git a/.github/workflows/deploy-lib.yml b/.github/workflows/deploy-lib.yml
index 24479b6809f..a5f0b9097fa 100644
--- a/.github/workflows/deploy-lib.yml
+++ b/.github/workflows/deploy-lib.yml
@@ -38,7 +38,7 @@ jobs:
           echo '<meta http-equiv="refresh" content="0;url=twilight/index.html">' > target/doc/index.html
 
       - name: Deploy docs
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY_BOT }}
           publish_branch: gh-pages