diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 45a8c07cab..a80e757155 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,8 +1,9 @@
 ---
 name: CI
 on:  # yamllint disable-line rule:truthy
-  pull_request:
-  workflow_call:
+  push:
+    branches:
+      - *
 jobs:
   test_frontend:
     name: Test alertmanager frontend