diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 750cab2d..a0455bf2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,8 +2,7 @@
 
 name: CI
 
-on:
-  - "push"
+on: [push, pull_request]
 
 jobs:
   test: