diff --git a/include/ndnboost/mpl/limits/arity.hpp b/include/ndnboost/mpl/limits/arity.hpp
index 9da70ab..0c9650b 100644
--- a/include/ndnboost/mpl/limits/arity.hpp
+++ b/include/ndnboost/mpl/limits/arity.hpp
@@ -1,6 +1,6 @@
 
-#ifndef BOOST_MPL_LIMITS_ARITY_HPP_INCLUDED
-#define BOOST_MPL_LIMITS_ARITY_HPP_INCLUDED
+#ifndef NDNBOOST_MPL_LIMITS_ARITY_HPP_INCLUDED
+#define NDNBOOST_MPL_LIMITS_ARITY_HPP_INCLUDED
 
 // Copyright Aleksey Gurtovoy 2000-2004
 //
@@ -14,8 +14,8 @@
 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
 // $Revision: 49267 $
 
-#if !defined(BOOST_MPL_LIMIT_METAFUNCTION_ARITY)
-#   define BOOST_MPL_LIMIT_METAFUNCTION_ARITY 5
+#if !defined(NDNBOOST_MPL_LIMIT_METAFUNCTION_ARITY)
+#   define NDNBOOST_MPL_LIMIT_METAFUNCTION_ARITY 5
 #endif
 
-#endif // BOOST_MPL_LIMITS_ARITY_HPP_INCLUDED
+#endif // NDNBOOST_MPL_LIMITS_ARITY_HPP_INCLUDED