diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f7828cc..9644adf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,7 +35,7 @@ jobs:
 
       - name: Upload static files as artifact
         id: deployment
-        uses: actions/upload-pages-artifact@v4
+        uses: actions/upload-pages-artifact@v5
         with:
           path: book/