diff --git a/samples/RoutingSample.Web/Startup.cs b/samples/RoutingSample.Web/Startup.cs
index 1cc7d790c3..bcedf27a65 100644
--- a/samples/RoutingSample.Web/Startup.cs
+++ b/samples/RoutingSample.Web/Startup.cs
@@ -8,7 +8,8 @@ namespace RoutingSample.Web
     {
         public void Configuration(IBuilder builder)
         {
-            var routes = builder.UseRouter();
+            var routes = new RouteCollection();
+            builder.UseRouter(routes);
 
             var endpoint1 = new DelegateRouteEndpoint(async (context) =>
                                                             await context.HttpContext.Response.WriteAsync(
diff --git a/src/Microsoft.AspNet.Routing/BuilderExtensions.cs b/src/Microsoft.AspNet.Routing/BuilderExtensions.cs
index 7abc325f3c..38ec9914da 100644
--- a/src/Microsoft.AspNet.Routing/BuilderExtensions.cs
+++ b/src/Microsoft.AspNet.Routing/BuilderExtensions.cs
@@ -6,15 +6,10 @@ namespace Microsoft.AspNet.Abstractions
 {
     public static class BuilderExtensions
     {
-        public static IRouteCollection UseRouter(this IBuilder builder)
-        {
-            return UseRouter(builder, new RouteCollection());
-        }
-
-        public static IRouteCollection UseRouter(this IBuilder builder, IRouteCollection routes)
+        public static IBuilder UseRouter(this IBuilder builder, IRouteCollection routes)
         {
             builder.Use((next) => new RouterMiddleware(next, routes).Invoke);
-            return routes;
+            return builder;
         }
     }
 }