diff --git a/.github/workflows/deploy-mdbook.yml b/.github/workflows/deploy-mdbook.yml
index 07d80071..8dbf948e 100644
--- a/.github/workflows/deploy-mdbook.yml
+++ b/.github/workflows/deploy-mdbook.yml
@@ -3,7 +3,7 @@ name: Build and Deploy mdBook
 on:
   push:
     branches:
-      - main
+      - master
   workflow_dispatch:
 
 jobs: