diff --git a/templates/wpf/src/MyCompanyName.MyProjectName/HelloWorldService.cs b/templates/wpf/src/MyCompanyName.MyProjectName/HelloWorldService.cs
index d2d4275def..a2e5c9daa2 100644
--- a/templates/wpf/src/MyCompanyName.MyProjectName/HelloWorldService.cs
+++ b/templates/wpf/src/MyCompanyName.MyProjectName/HelloWorldService.cs
@@ -6,7 +6,7 @@
     {
         public string SayHello()
         {
-            return "Hello world!";
+            return "\tHello world!";
         }
     }
 }