diff --git a/include/ndnboost/type_traits/has_pre_increment.hpp b/include/ndnboost/type_traits/has_pre_increment.hpp
index 16ae2b1..c40c13a 100644
--- a/include/ndnboost/type_traits/has_pre_increment.hpp
+++ b/include/ndnboost/type_traits/has_pre_increment.hpp
@@ -6,12 +6,12 @@
 //
 //  See http://www.boost.org/libs/type_traits for most recent version including documentation.
 
-#ifndef BOOST_TT_HAS_PRE_INCREMENT_HPP_INCLUDED
-#define BOOST_TT_HAS_PRE_INCREMENT_HPP_INCLUDED
+#ifndef NDNBOOST_TT_HAS_PRE_INCREMENT_HPP_INCLUDED
+#define NDNBOOST_TT_HAS_PRE_INCREMENT_HPP_INCLUDED
 
-#define BOOST_TT_TRAIT_NAME has_pre_increment
-#define BOOST_TT_TRAIT_OP ++
-#define BOOST_TT_FORBIDDEN_IF\
+#define NDNBOOST_TT_TRAIT_NAME has_pre_increment
+#define NDNBOOST_TT_TRAIT_OP ++
+#define NDNBOOST_TT_FORBIDDEN_IF\
    ::ndnboost::type_traits::ice_or<\
       /* bool */\
       ::ndnboost::is_same< bool, Rhs_nocv >::value,\
@@ -33,8 +33,8 @@
 
 #include <ndnboost/type_traits/detail/has_prefix_operator.hpp>
 
-#undef BOOST_TT_TRAIT_NAME
-#undef BOOST_TT_TRAIT_OP
-#undef BOOST_TT_FORBIDDEN_IF
+#undef NDNBOOST_TT_TRAIT_NAME
+#undef NDNBOOST_TT_TRAIT_OP
+#undef NDNBOOST_TT_FORBIDDEN_IF
 
 #endif