diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index 0cb0dca6..7f40b7c2 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -66,5 +66,5 @@ jobs:
 
     steps:
       - name: Deploy to GitHub Pages
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
         id: deployment