diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 4d1933d..73e3e7f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,11 +4,11 @@ name: CI/CD
 
 on:
   pull_request:
-    branches: [main]
+    branches: [main ,'platform_2.1.x']
   release:
     types: [published]
   push:
-    branches: [main]
+    branches: [main ,'platform_2.1.x']
   workflow_dispatch:
 
 env: