diff --git a/scripts/AzureUtility.ps1 b/scripts/AzureUtility.ps1
index d83f472..9af229d 100644
--- a/scripts/AzureUtility.ps1
+++ b/scripts/AzureUtility.ps1
@@ -27,7 +27,7 @@ function Get-TagsForArmTemplate()
   }
   else
   {
-    $tagsForArm = $null
+    $tagsForArm = "{}"
   }
 
   return $tagsForArm