diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6bb87627..258b9824 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,7 +1,9 @@
 name: CI
-on: [push]
+on:
+  push:
+  pull_request:
 concurrency:
-  group: ${{ github.ref }}
+  group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 jobs:
   build: