diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0d925ac..1b70324 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -2,6 +2,7 @@ name: "Build and Test"
 
 on:
   push:
+  pull_request:
   schedule: # Build and test daily.
     - cron: 0 11 * * *