--- a/src/core/model/trace-source-accessor.cc	Fri Sep 26 12:44:13 2014 -0700
+++ b/src/core/model/trace-source-accessor.cc	Fri Sep 26 15:51:00 2014 -0700
@@ -20,9 +20,9 @@
 #include "trace-source-accessor.h"
 #include "log.h"
 
-NS_LOG_COMPONENT_DEFINE ("TraceSourceAccessor");
+namespace ns3 {
 
-namespace ns3 {
+NS_LOG_COMPONENT_DEFINE ("TraceSourceAccessor");
 
 TraceSourceAccessor::TraceSourceAccessor ()
 {