diff --git a/.github/workflows/pull_request.yaml b/.github/workflows/pull_request.yaml
index b1346fc..69295d8 100644
--- a/.github/workflows/pull_request.yaml
+++ b/.github/workflows/pull_request.yaml
@@ -20,6 +20,8 @@ jobs:
     steps:
     - name: Check out code
       uses: actions/checkout@v2
+      with:
+        ref: ${{github.event.pull_request.head.sha}}
         
     # Setting up helm binary
     - name: Set up Helm