diff --git a/test/dotnet-new3.UnitTests/DotnetNewHelp.cs b/test/dotnet-new3.UnitTests/DotnetNewHelp.cs
index 4c9e3a78bd5..70270bee3f7 100644
--- a/test/dotnet-new3.UnitTests/DotnetNewHelp.cs
+++ b/test/dotnet-new3.UnitTests/DotnetNewHelp.cs
@@ -95,7 +95,11 @@ public class DotnetNewHelp
 
   --no-restore    If specified, skips the automatic restore of the project on create.
                   bool - Optional                                                    
-                  Default: false                                                     ";
+                  Default: false
+
+  --nullable      Whether to enable nullable reference types for this project.
+                  bool - Optional                                                    
+                  Default: true                                                     ";
 
         #endregion
         private readonly ITestOutputHelper _log;