diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 65721d8..2d6944c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,4 +1,4 @@
-on: [push]
+on: [push, pull_request]
 name: CI
 jobs:
   cabal: