--- a/src/internet/model/tcp-option.cc	Fri Sep 26 12:44:13 2014 -0700
+++ b/src/internet/model/tcp-option.cc	Fri Sep 26 15:51:00 2014 -0700
@@ -28,9 +28,9 @@
 
 #include <vector>
 
-NS_LOG_COMPONENT_DEFINE ("TcpOption");
+namespace ns3 {
 
-namespace ns3 {
+NS_LOG_COMPONENT_DEFINE ("TcpOption");
 
 NS_OBJECT_ENSURE_REGISTERED (TcpOption);