diff --git a/.github/workflows/build-test-package.yml b/.github/workflows/build-test-package.yml
index 4b5f746..cd67e7f 100644
--- a/.github/workflows/build-test-package.yml
+++ b/.github/workflows/build-test-package.yml
@@ -1,6 +1,12 @@
 name: Build, test, package
 
-on: [push,pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
 
 jobs:
   cxx-build-workflow: