diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 46718fb..ae51d97 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,8 +1,5 @@
 name: CI
-on:
-  push:
-    branches:
-    - master
+on: [push, pull_request]
 jobs:
   ci:
     runs-on: ubuntu-latest