diff --git a/.github/workflows/deploy-sites.yml b/.github/workflows/deploy-sites.yml
index 6a1d69d..26b51bf 100644
--- a/.github/workflows/deploy-sites.yml
+++ b/.github/workflows/deploy-sites.yml
@@ -27,4 +27,4 @@ jobs:
       - uses: actions/configure-pages@v5
       - uses: actions/upload-pages-artifact@v3
         with: {path: sites/is-an.app}
-      - {uses: actions/deploy-pages@v1, id: deployment}
+      - {uses: actions/deploy-pages@v4, id: deployment}