diff --git a/.github/workflows/test-your-pr.yml b/.github/workflows/test-your-pr.yml
index fd953ba..dd518e8 100644
--- a/.github/workflows/test-your-pr.yml
+++ b/.github/workflows/test-your-pr.yml
@@ -14,6 +14,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@master
+      with:
+      ref: ${{ github.event.pull_request.head.sha }}
 
     - name: Install dependencies
       shell: bash