diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 58ba286..8744821 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,5 @@
 name: Run tests
-on: [push]
+on: [push, pull_request]
 jobs:
   build:
     runs-on: ubuntu-latest