diff --git a/src/MusicStore.Spa/Infrastructure/SmartJsonResult.cs b/src/MusicStore.Spa/Infrastructure/SmartJsonResult.cs
index ce8f89f847..f57e92debb 100644
--- a/src/MusicStore.Spa/Infrastructure/SmartJsonResult.cs
+++ b/src/MusicStore.Spa/Infrastructure/SmartJsonResult.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Threading.Tasks;
+using Microsoft.AspNet.Http;
 using Newtonsoft.Json;
 
 namespace Microsoft.AspNet.Mvc