diff --git a/.pipelines/ci.yml b/.pipelines/ci.yml
index b10bd5473d5..e1346ed7d69 100644
--- a/.pipelines/ci.yml
+++ b/.pipelines/ci.yml
@@ -28,7 +28,7 @@ variables:
   - name: VERSION
     value: $(TAG)
   - name: TAG
-    value: $[coalesce(variables['System.PullRequest.PullRequestId'], variables['Build.SourceBranchName'])]-$[coalesce(variables['System.PullRequest.SourceCommitId'], variables['Build.SourceVersion'])]
+    value: pr-$(System.PullRequest.PullRequestId)-$(System.PullRequest.SourceCommitId)
   - name: ARO_IMAGE
     value: arosvcdev.azurecr.io/aro:$(TAG)
   - name: ARO_SELENIUM_HOSTNAME