diff --git a/eng/common/scripts/Create-APIReview.ps1 b/eng/common/scripts/Create-APIReview.ps1
index 3f1f3174d..9ed95069e 100644
--- a/eng/common/scripts/Create-APIReview.ps1
+++ b/eng/common/scripts/Create-APIReview.ps1
@@ -1,8 +1,8 @@
 [CmdletBinding()]
 Param (
-  [Parameter(Mandatory=$True)]
-  [array] $ArtifactList,
   [Parameter(Mandatory=$False)]
+  [array] $ArtifactList,
+  [Parameter(Mandatory=$True)]
   [string] $ArtifactPath,
   [string] $SourceBranch,
   [string] $DefaultBranch,