diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index d4a48e92a..769ce8d11 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -2,7 +2,7 @@ name: CI Build
 
 on:
   push:
-    branches: [ main, 2.0.x, 1.5.x ]
+    branches: [ main, 2.1.x, 2.0.x, 1.5.x ]
   pull_request:
     branches: [ main ]