diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5987e356..09d7faca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,6 +8,8 @@ env:
 on:
   push:
     branches: [ master ]
+  pull_request:
+    branches: [ master ]
 
 jobs:
   tests: