diff --git a/.github/workflows/deploy-index.yml b/.github/workflows/deploy-index.yml
index fcdd24a4..84e32c93 100644
--- a/.github/workflows/deploy-index.yml
+++ b/.github/workflows/deploy-index.yml
@@ -43,4 +43,4 @@ jobs:
           path: 'index/'
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v3
+        uses: actions/deploy-pages@v4