diff --git a/.github/workflows/build_docusaurus.yaml b/.github/workflows/build_docusaurus.yaml
index 579f3877..ce0afebb 100644
--- a/.github/workflows/build_docusaurus.yaml
+++ b/.github/workflows/build_docusaurus.yaml
@@ -44,7 +44,7 @@ jobs:
         run: npm run build
 
       - 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   # Ensure this matches the build output directory of Docusaurus#