diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 27383f8..8d79b63 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -48,7 +48,7 @@ jobs:
         uses: actions/configure-pages@v3
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@f33f41b675f0ab2dc5a6863c9a170fe83af3571e # v4.0.0
 
   url-check:
     needs: deploy