diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b59ddd..eb551c5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,7 @@ name: ci
 
 on:
   push:
+  pull_request:
 
 jobs:
   test-linux: