diff --git a/.github/workflows/docsfx.yml b/.github/workflows/docsfx.yml
index 14a204d..fabd2a9 100644
--- a/.github/workflows/docsfx.yml
+++ b/.github/workflows/docsfx.yml
@@ -33,7 +33,7 @@ jobs:
     - run: docfx docfx_project/docfx.json
 
     - name: Deploy
-      uses: peaceiris/actions-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: docfx_project/_site