diff --git a/src/Microsoft.AspNet.Server.Kestrel/Http/FrameResponseStream.cs b/src/Microsoft.AspNet.Server.Kestrel/Http/FrameResponseStream.cs
index 492313e6bb..cfb6453129 100644
--- a/src/Microsoft.AspNet.Server.Kestrel/Http/FrameResponseStream.cs
+++ b/src/Microsoft.AspNet.Server.Kestrel/Http/FrameResponseStream.cs
@@ -21,7 +21,7 @@ namespace Microsoft.AspNet.Server.Kestrel.Http
 
         public override bool CanSeek => false;
 
-        public override bool CanWrite => false;
+        public override bool CanWrite => true;
 
         public override long Length
         {
@@ -100,4 +100,4 @@ namespace Microsoft.AspNet.Server.Kestrel.Http
             return tcs.Task;
         }
     }
-}
\ No newline at end of file
+}