diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 30740ab..142509c 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -3,7 +3,7 @@ name: Format
 on:
   push:
     branches:
-      - main
+      - master
     paths:
       - README.md