diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 026c2fd..14493d8 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -90,7 +90,7 @@ jobs:
 
       - name: Deploy Doxygen
         if: success()
-        uses: peaceiris/actions-gh-pages@v3.8.0
+        uses: peaceiris/actions-gh-pages@v3.9.1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: target/html