diff --git a/.github/workflows/codeguru.yml b/.github/workflows/codeguru.yml
index f6ff1519..d80c5807 100644
--- a/.github/workflows/codeguru.yml
+++ b/.github/workflows/codeguru.yml
@@ -1,8 +1,10 @@
 name: Analyze with CodeGuru Reviewer
 
 on: 
- - push
- - workflow_dispatch # This allows manual triggering of the action through the GitHub UI.
+  pull_request:
+      types: [opened]
+  # - push
+  # - workflow_dispatch # This allows manual triggering of the action through the GitHub UI.
 
 permissions:
     id-token: write