diff --git a/src/nlsr_rtc.hpp b/src/nlsr_rtc.hpp
index 4bbace7..0e391e6 100644
--- a/src/nlsr_rtc.hpp
+++ b/src/nlsr_rtc.hpp
@@ -4,7 +4,7 @@
 #include <list>
 #include <iostream>
 
-
+namespace nlsr {
 
 class Map;
 class RoutingTable;
@@ -139,4 +139,6 @@
 
 };
 
+}//namespace nlsr
+
 #endif