diff --git a/SocketStudy/PComm/PClient.cs b/SocketStudy/PComm/PClient.cs
index 7441ddf..55daccf 100644
--- a/SocketStudy/PComm/PClient.cs
+++ b/SocketStudy/PComm/PClient.cs
@@ -147,7 +147,7 @@ namespace PComm
 						else
 							buff = new byte[socket.ReceiveBufferSize];
 
-						int receiveSize = socket.Receive(buff, socket.ReceiveBufferSize, SocketFlags.None);
+						int receiveSize = socket.Receive(buff, buff.Length, SocketFlags.None);
 						//int receiveSize = socket.Receive(buff, buff.Length, SocketFlags.None);
 
 						ms.Write(buff, 0, buff.Length);