diff --git a/echoserver/echoserver.c b/echoserver/echoserver.c
index d3e59f9..80e41e0 100644
--- a/echoserver/echoserver.c
+++ b/echoserver/echoserver.c
@@ -123,7 +123,7 @@ int main(int argc, char **argv)
                     // grab the data from the client, save to message.
                     messageBytes = recv(fileIter, message, BUFFER_SIZE, 0);
                     // make sure that the connection is still open before attempting to send.
-                    if(messageBytes <= 0)
+                    if(messageBytes == 0) // old: messageBytes <= 0
                     {
                         printf("\nmessageBytes: %d\n", messageBytes);
                         // if it is not open, close the socket and remove the socket from the socket list using FD_CLR()