diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index e4dd876..40a08f9 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -4,6 +4,7 @@ name: Workflow - Pull Request
 on:
   workflow_dispatch:
   pull_request:
+    branches: [main]
   push:
     branches: [main]