diff --git a/src/Kestrel.Transport.Sockets/Internal/SocketReceiver.cs b/src/Kestrel.Transport.Sockets/Internal/SocketReceiver.cs
index 5d33f49829..42557a8802 100644
--- a/src/Kestrel.Transport.Sockets/Internal/SocketReceiver.cs
+++ b/src/Kestrel.Transport.Sockets/Internal/SocketReceiver.cs
@@ -15,7 +15,11 @@ namespace Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.Internal
 
         public SocketAwaitableEventArgs WaitForDataAsync()
         {
+#if NETCOREAPP2_1
+            _awaitableEventArgs.SetBuffer(Memory<byte>.Empty);
+#else
             _awaitableEventArgs.SetBuffer(Array.Empty<byte>(), 0, 0);
+#endif
 
             if (!_socket.ReceiveAsync(_awaitableEventArgs))
             {