diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8e19c3ed..38309f6a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,7 +6,7 @@ on:
   pull_request:
   push:
     branches:
-      - "master"
+      - "1.2.x"
 
 jobs:
   lint: