diff --git a/.github/workflows/render-book.yml b/.github/workflows/render-book.yml
index f18ca4b..bf6e9a3 100644
--- a/.github/workflows/render-book.yml
+++ b/.github/workflows/render-book.yml
@@ -55,6 +55,7 @@ jobs:
         uses: actions/upload-pages-artifact@v3
         with:
           path: _site
+          retention-days: 7
 
   deploy:
     if: github.event_name == 'push' && github.ref == 'refs/heads/main'