diff --git a/include/ndnboost/utility/compare_pointees.hpp b/include/ndnboost/utility/compare_pointees.hpp
index 6e20bf0..11f1ddd 100644
--- a/include/ndnboost/utility/compare_pointees.hpp
+++ b/include/ndnboost/utility/compare_pointees.hpp
@@ -9,8 +9,8 @@
 // You are welcome to contact the author at:
 //  fernando_cacciola@hotmail.com
 //
-#ifndef BOOST_UTILITY_COMPARE_POINTEES_25AGO2003_HPP
-#define BOOST_UTILITY_COMPARE_POINTEES_25AGO2003_HPP
+#ifndef NDNBOOST_UTILITY_COMPARE_POINTEES_25AGO2003_HPP
+#define NDNBOOST_UTILITY_COMPARE_POINTEES_25AGO2003_HPP
 
 #include<functional>