diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d122c13..ddaa4c3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,6 @@
 name: CI
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   moderate-modern:
diff --git a/.github/workflows/psalm.yml b/.github/workflows/psalm.yml
index 8757d7f..92f3e9e 100644
--- a/.github/workflows/psalm.yml
+++ b/.github/workflows/psalm.yml
@@ -1,6 +1,6 @@
 name: Psalm
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   psalm: