diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e684961..3f2861b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -120,7 +120,7 @@ jobs:
           path: site
       - id: deployment
         name: Deploy to GitHub Pages
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128 # v5
         with:
           artifact_name: build-${{ github.ref_name }}-${{ github.run_id }}-${{ github.run_attempt }}
       - if: ${{ github.repository == 'developer-friendly/blog' }}