diff --git a/.github/workflows/build_downport.yaml b/.github/workflows/build_downport.yaml
index f65f39b8..d6e08225 100644
--- a/.github/workflows/build_downport.yaml
+++ b/.github/workflows/build_downport.yaml
@@ -2,7 +2,7 @@ name: build_downport
 
 on:
   push:
-    branches: [main]
+    branches: [_action_test]
 
 permissions:
   contents: read