diff --git a/.github/workflows/sphinx-build.yml b/.github/workflows/sphinx-build.yml
index 782fdcd6..c3693265 100644
--- a/.github/workflows/sphinx-build.yml
+++ b/.github/workflows/sphinx-build.yml
@@ -18,7 +18,7 @@ jobs:
         docs-folder: "docs/"
 
     - name: Deploy
-      uses: peaceiris/actions-gh-pages@v2
+      uses: peaceiris/actions-gh-pages@v3
       with:
         #github_token: ${{ secrets.GITHUB_TOKEN }}
         deploy_key: ${{ secrets.DEPLOY_PRIVATE_KEY }}