diff --git a/samples/HostedInAspNet.Server/Startup.cs b/samples/HostedInAspNet.Server/Startup.cs
index 24ed5919ce..92ce6854c6 100644
--- a/samples/HostedInAspNet.Server/Startup.cs
+++ b/samples/HostedInAspNet.Server/Startup.cs
@@ -1,7 +1,6 @@
 // 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.IO;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;