diff --git a/src/Components/test/testassets/Components.TestServer/RazorComponents/ValidationModels/OrderModel.cs b/src/Components/test/testassets/Components.TestServer/RazorComponents/ValidationModels/OrderModel.cs
index 7811def84634..f4bfcd55af50 100644
--- a/src/Components/test/testassets/Components.TestServer/RazorComponents/ValidationModels/OrderModel.cs
+++ b/src/Components/test/testassets/Components.TestServer/RazorComponents/ValidationModels/OrderModel.cs
@@ -5,7 +5,7 @@
 
 namespace BasicTestApp.ValidationModels;
 #pragma warning disable ASP0029 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
-[ValidatableType]
+[Microsoft.Extensions.Validation.ValidatableType]
 #pragma warning restore ASP0029 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
 public class OrderModel
 {