diff --git a/.github/workflows/check_md_links.yml b/.github/workflows/check_md_links.yml
index b39fa35a6..6c1482930 100644
--- a/.github/workflows/check_md_links.yml
+++ b/.github/workflows/check_md_links.yml
@@ -10,7 +10,7 @@ concurrency:
 on:
   push:
     branches:
-    - main
+    - master
   pull_request:
     branches: ['*']