diff --git a/.github/workflows/testBuild.yml b/.github/workflows/testBuild.yml
index ba29fa970383..ac20a8d09141 100644
--- a/.github/workflows/testBuild.yml
+++ b/.github/workflows/testBuild.yml
@@ -129,7 +129,7 @@ jobs:
     with:
       type: adhoc
       ref: ${{ github.event.pull_request.head.sha || needs.getBranchRef.outputs.REF }}
-      pull_request_number: ${{ env.PULL_REQUEST_NUMBER }}
+      pull_request_number: ${{ github.event.number || github.event.inputs.PULL_REQUEST_NUMBER }}
 
   uploadIOS:
     name: Upload IOS app to S3