diff --git a/.github/workflows/deny-checks.yml b/.github/workflows/deny-checks.yml
index 5321d7cb..04750b9c 100644
--- a/.github/workflows/deny-checks.yml
+++ b/.github/workflows/deny-checks.yml
@@ -1,6 +1,7 @@
 name: License check
 
 on:
+  pull_request:
   push:
     branches:
       - main