diff --git a/samples/TagHelperSample.Web/Startup.cs b/samples/TagHelperSample.Web/Startup.cs
index 4e4a8f20eb..f530f45f79 100644
--- a/samples/TagHelperSample.Web/Startup.cs
+++ b/samples/TagHelperSample.Web/Startup.cs
@@ -20,11 +20,6 @@ namespace TagHelperSample.Web
                 // prevents loading controllers from other assemblies when the sample is used in functional tests.
                 services.AddTransient<IAssemblyProvider, TestAssemblyProvider<Startup>>();
                 services.AddSingleton<MoviesService>();
-
-                services.Configure<MvcOptions>(options =>
-                {
-                    options.AddXmlDataContractSerializerFormatter();
-                });
             });
             app.UseMvc(routes =>
             {
diff --git a/samples/TagHelperSample.Web/project.json b/samples/TagHelperSample.Web/project.json
index e948f65092..3b21486dec 100644
--- a/samples/TagHelperSample.Web/project.json
+++ b/samples/TagHelperSample.Web/project.json
@@ -9,7 +9,6 @@
     "dependencies": {
         "Kestrel": "1.0.0-*",
         "Microsoft.AspNet.Mvc": "6.0.0-*",
-        "Microsoft.AspNet.Mvc.Xml": "6.0.0-*",
         "Microsoft.AspNet.Mvc.TagHelpers": "6.0.0-*",
         "Microsoft.AspNet.Server.IIS": "1.0.0-*",
         "Microsoft.AspNet.Server.WebListener": "1.0.0-*",