diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index ccb07f589..fa43572fe 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -15,4 +15,4 @@ jobs:
       - uses: JamesIves/github-pages-deploy-action@4.0.0
         with:
           branch: gh-pages
-          folder: mdbook
+          folder: mdbook/book