diff --git a/eng/helix/helix.proj b/eng/helix/helix.proj
index 9274e5a6df..df0567251a 100644
--- a/eng/helix/helix.proj
+++ b/eng/helix/helix.proj
@@ -19,7 +19,7 @@
   <PropertyGroup Condition=" '$(CI)' == 'true' ">
     <HelixType>ci</HelixType>
     <Creator>aspnetcore</Creator>
-    <HelixBuild>$(BUILD_BUILDNUMBER)</HelixBuild>
+    <HelixBuild>$(BUILD_BUILDNUMBER).$([System.DateTime]::Now.ToString('HH.mm'))</HelixBuild>
     <WaitForWorkItemCompletion>true</WaitForWorkItemCompletion>
     <EnableAzurePipelinesReporter>true</EnableAzurePipelinesReporter>
     <FailOnMissionControlTestFailure>true</FailOnMissionControlTestFailure>