diff --git a/src/DotNetty.Transport/Channels/Sockets/AbstractSocketByteChannel.cs b/src/DotNetty.Transport/Channels/Sockets/AbstractSocketByteChannel.cs
index a6b7654ba..a3421a050 100644
--- a/src/DotNetty.Transport/Channels/Sockets/AbstractSocketByteChannel.cs
+++ b/src/DotNetty.Transport/Channels/Sockets/AbstractSocketByteChannel.cs
@@ -103,7 +103,7 @@ public override void FinishRead(SocketChannelAsyncOperation operation)
                     do
                     {
                         byteBuf = allocHandle.Allocate(allocator);
-                        //int writable = byteBuf.WritableBytes;
+                        allocHandle.AttemptedBytesRead = byteBuf.WritableBytes;
                         allocHandle.LastBytesRead = ch.DoReadBytes(byteBuf);
                         if (allocHandle.LastBytesRead <= 0)
                         {