diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index d190d385..14f45e25 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -23,7 +23,7 @@ jobs:
         run: nix build -L --show-trace .#website
 
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847  # v3.9.3
+        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e  # v4.0.0
         if: ${{ github.ref == 'refs/heads/main' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}