diff --git a/.github/workflows/hdoc.yml b/.github/workflows/hdoc.yml
index 305f139..c85e466 100644
--- a/.github/workflows/hdoc.yml
+++ b/.github/workflows/hdoc.yml
@@ -92,4 +92,4 @@ jobs:
     steps:
       - name: Deploy docs
         id: deploy
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4