diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 9eb2117..1a185be 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -16,7 +16,7 @@ jobs:
     - name: Generate documentation
       run: jazzy
     - name: Publish documentation
-      uses: peaceiris/actions-gh-pages@v3.9.3
+      uses: peaceiris/actions-gh-pages@v4.0.0
       with:
         publish_dir: ./docs
         github_token: ${{ secrets.GITHUB_TOKEN }}