diff --git a/.github/workflows/flare.yml b/.github/workflows/flare.yml
index cf09ba3df..08564da84 100644
--- a/.github/workflows/flare.yml
+++ b/.github/workflows/flare.yml
@@ -134,7 +134,7 @@ jobs:
         make html
 
     - name: Publish the docs
-      uses: peaceiris/actions-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         # Default Doxyfile build documentation to html directory.