diff --git a/test/WebSites/CorsMiddlewareWebSite/Startup.cs b/test/WebSites/CorsMiddlewareWebSite/Startup.cs
index 8446784c4d..3043f59bcd 100644
--- a/test/WebSites/CorsMiddlewareWebSite/Startup.cs
+++ b/test/WebSites/CorsMiddlewareWebSite/Startup.cs
@@ -22,7 +22,6 @@ namespace CorsMiddlewareWebSite
         public static void Main(string[] args)
         {
             var host = new WebHostBuilder()
-                .UseDefaultHostingConfiguration(args)
                 .UseKestrel()
                 .UseIISIntegration()
                 .UseStartup<Startup>()