diff --git a/.github/workflows/deploy_book.yml b/.github/workflows/deploy_book.yml
index 2e991bc5..d201cef5 100644
--- a/.github/workflows/deploy_book.yml
+++ b/.github/workflows/deploy_book.yml
@@ -6,8 +6,6 @@ on:
       - main
       - book
   pull_request:
-    branches:
-      - main
 
 jobs:
   deploy: