diff --git a/.github/workflows/cla-check.yml b/.github/workflows/cla-check.yml
index f79e0d9..aeef9a8 100644
--- a/.github/workflows/cla-check.yml
+++ b/.github/workflows/cla-check.yml
@@ -1,8 +1,6 @@
 name: cla-check
 
-on:
-  pull_request:
-    branches: [master]
+on: [pull_request_target]
 
 jobs:
   cla-check: