diff --git a/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationExtensions.cs b/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationExtensions.cs
index 4eb008faa9..41f3e0548f 100644
--- a/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationExtensions.cs
+++ b/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationExtensions.cs
@@ -1,4 +1,7 @@
-using System.ServiceProcess;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.ServiceProcess;
 
 namespace Microsoft.AspNet.Hosting.WindowsServices
 {
diff --git a/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationService.cs b/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationService.cs
index 11819d3411..a50d0d76a7 100644
--- a/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationService.cs
+++ b/src/Microsoft.AspNet.Hosting.WindowsServices/WebApplicationService.cs
@@ -1,8 +1,9 @@
-using Microsoft.AspNet.Hosting.Internal;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
 using System;
 using System.ServiceProcess;
+using Microsoft.Extensions.DependencyInjection;
 
 namespace Microsoft.AspNet.Hosting.WindowsServices
 {
@@ -11,9 +12,6 @@ namespace Microsoft.AspNet.Hosting.WindowsServices
     /// </summary>
     public class WebApplicationService : ServiceBase
     {
-        private const string HostingJsonFile = "hosting.json";
-        private const string EnvironmentVariablesPrefix = "ASPNET_";
-        private const string ConfigFileKey = "config";
         private IWebApplication _application;
         private IDisposable _applicationShutdown;
         private bool _stopRequestedByWindows;