diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 810ba5c..4c2e709 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -1,7 +1,9 @@
 name: build
 on:
-  push:
   pull_request:
+  push:
+    branches:
+      - main
   schedule:
     - cron: '35 0 * * *'
 
@@ -15,7 +17,7 @@ jobs:
       - name: pwd
         run: pwd
       - name: deps
-        uses: ros-tooling/setup-ros@v0.2
+        uses: ros-tooling/setup-ros@v0.4
         with:
           required-ros-distributions: rolling 
       - name: build