diff --git a/WebSockets.sln b/WebSockets.sln
index d17c4c30fe..9101a12f9e 100644
--- a/WebSockets.sln
+++ b/WebSockets.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 14
-VisualStudioVersion = 14.0.21813.0
+VisualStudioVersion = 14.0.22013.1
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestServer", "test\TestServer\TestServer.csproj", "{4E5F5FCC-172C-44D9-BEA0-39098A79CD0B}"
 EndProject
@@ -23,6 +23,11 @@ Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.WebSockets
 EndProject
 Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.WebSockets.Server", "src\Microsoft.AspNet.WebSockets.Server\Microsoft.AspNet.WebSockets.Server.kproj", "{78A097D0-C0A4-4AED-93E2-84A65392FB52}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{86E1ADA2-631C-484F-906C-2D0BCF628E65}"
+	ProjectSection(SolutionItems) = preProject
+		global.json = global.json
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/src/Microsoft.AspNet.WebSockets.Server/WebSocketMiddlewareExtensions.cs b/src/Microsoft.AspNet.WebSockets.Server/WebSocketMiddlewareExtensions.cs
index 8dd1559d23..91c69080ba 100644
--- a/src/Microsoft.AspNet.WebSockets.Server/WebSocketMiddlewareExtensions.cs
+++ b/src/Microsoft.AspNet.WebSockets.Server/WebSocketMiddlewareExtensions.cs
@@ -7,12 +7,12 @@ namespace Microsoft.AspNet.Builder
 {
     public static class WebSocketMiddlewareExtensions
     {
-        public static IBuilder UseWebSockets(this IBuilder builder)
+        public static IApplicationBuilder UseWebSockets(this IApplicationBuilder builder)
         {
             return builder.UseWebSockets(new WebSocketOptions());
         }
 
-        public static IBuilder UseWebSockets(this IBuilder builder, WebSocketOptions options) // TODO: [NotNull]
+        public static IApplicationBuilder UseWebSockets(this IApplicationBuilder builder, WebSocketOptions options) // TODO: [NotNull]
         {
             return builder.Use(next => new WebSocketMiddleware(next, options).Invoke);
         }