diff --git a/src/ApiGateways/Mobile.Bff.Shopping/aggregator/Startup.cs b/src/ApiGateways/Mobile.Bff.Shopping/aggregator/Startup.cs
index 7a48e93ed..d944ca3eb 100644
--- a/src/ApiGateways/Mobile.Bff.Shopping/aggregator/Startup.cs
+++ b/src/ApiGateways/Mobile.Bff.Shopping/aggregator/Startup.cs
@@ -100,6 +100,7 @@ namespace Microsoft.eShopOnContainers.Mobile.Shopping.HttpAggregator
 
     public static class ServiceCollectionExtensions
     {
+        [Obsolete]
         public static IServiceCollection AddCustomMvc(this IServiceCollection services, IConfiguration configuration)
         {
             services.AddOptions();