diff --git a/samples/AntiforgerySample/Startup.cs b/samples/AntiforgerySample/Startup.cs
index b227bb6c7c..1eff1c760d 100644
--- a/samples/AntiforgerySample/Startup.cs
+++ b/samples/AntiforgerySample/Startup.cs
@@ -69,7 +69,6 @@ namespace AntiforgerySample
         public static void Main(string[] args)
         {
             var host = new WebHostBuilder()
-                .UseDefaultHostingConfiguration(args)
                 .UseKestrel()
                 .UseIISIntegration()
                 .UseStartup<Startup>()