diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 4747249..7b75564 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -26,11 +26,18 @@ jobs:
           path: ./build/html
 
   deploy:
+    needs: build
+
+    # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
+    permissions:
+      pages: write      # to deploy to Pages
+      id-token: write   # to verify the deployment originates from an appropriate source
+
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
+
     runs-on: ubuntu-latest
-    needs: build
     steps:
       - name: Deploy to GitHub Pages
         id: deployment