diff --git a/include/ndnboost/mpl/comparison.hpp b/include/ndnboost/mpl/comparison.hpp
index 617ea5f..5afad1f 100644
--- a/include/ndnboost/mpl/comparison.hpp
+++ b/include/ndnboost/mpl/comparison.hpp
@@ -1,6 +1,6 @@
 
-#ifndef BOOST_MPL_COMPARISON_HPP_INCLUDED
-#define BOOST_MPL_COMPARISON_HPP_INCLUDED
+#ifndef NDNBOOST_MPL_COMPARISON_HPP_INCLUDED
+#define NDNBOOST_MPL_COMPARISON_HPP_INCLUDED
 
 // Copyright Aleksey Gurtovoy 2000-2004
 //
@@ -21,4 +21,4 @@
 #include <ndnboost/mpl/less_equal.hpp>
 #include <ndnboost/mpl/greater_equal.hpp>
 
-#endif // BOOST_MPL_COMPARISON_HPP_INCLUDED
+#endif // NDNBOOST_MPL_COMPARISON_HPP_INCLUDED