diff --git a/test/Microsoft.AspNetCore.Mvc.WebApiCompatShimTest/TestHttpResponseStreamWriterFactory.cs b/test/Microsoft.AspNetCore.Mvc.WebApiCompatShimTest/TestHttpResponseStreamWriterFactory.cs
deleted file mode 100644
index 3b48544ff9..0000000000
--- a/test/Microsoft.AspNetCore.Mvc.WebApiCompatShimTest/TestHttpResponseStreamWriterFactory.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-// 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 System.Text;
-using Microsoft.AspNetCore.Mvc.Internal;
-using Microsoft.AspNetCore.WebUtilities;
-
-namespace Microsoft.AspNetCore.Mvc
-{
-    public class TestHttpResponseStreamWriterFactory : IHttpResponseStreamWriterFactory
-    {
-        public TextWriter CreateWriter(Stream stream, Encoding encoding)
-        {
-            return new HttpResponseStreamWriter(stream, encoding);
-        }
-    }
-}