diff --git a/.github/workflows/simple_action.yml b/.github/workflows/simple_action.yml
index 254ca8e..6a44d17 100644
--- a/.github/workflows/simple_action.yml
+++ b/.github/workflows/simple_action.yml
@@ -6,9 +6,9 @@ name: SimpleAction
 # events but only for the master branch
 on:
   push:
-    branches: [ master ]
+    branches: [ main ]
   pull_request:
-    branches: [ master ]
+    branches: [ main ]
 
 # Environment variables at the global scope
 env: