diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6fc49e8..d50904c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,8 @@
 name: CI
 on:
-  push: {}
+  push:
+    branches:
+      - $default-branch
   pull_request:
     types: [opened, reopened, synchronize]
 jobs: