diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9053d2713..fbf1596b9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,5 @@
 name: Build and test
-on: push
+on: [push, pull_request]
 
 jobs:
   ubuntu: