diff --git a/.github/workflows/pr-trigger.yml b/.github/workflows/pr-trigger.yml
index ebb55073..6bed3462 100644
--- a/.github/workflows/pr-trigger.yml
+++ b/.github/workflows/pr-trigger.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          package_version: ${{ github.event.pull_request.head.sha }}
+          ref: ${{ github.event.pull_request.head.sha }}
 
       - name: Dispatch build/test workflows for Trigger directives
         env: