diff --git a/include/ndnboost/concept/detail/borland.hpp b/include/ndnboost/concept/detail/borland.hpp
index 8518175..0ec29d9 100644
--- a/include/ndnboost/concept/detail/borland.hpp
+++ b/include/ndnboost/concept/detail/borland.hpp
@@ -1,8 +1,8 @@
 // Copyright David Abrahams 2006. Distributed under the Boost
 // Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-#ifndef NDNBOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP
-# define NDNBOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP
+#ifndef NDNBOOST_CONCEPT_DETAIL_BORLAND_NDNBOOST_DWA2006429_HPP
+# define NDNBOOST_CONCEPT_DETAIL_BORLAND_NDNBOOST_DWA2006429_HPP
 
 # include <ndnboost/preprocessor/cat.hpp>
 # include <ndnboost/concept/detail/backward_compatibility.hpp>
@@ -27,4 +27,4 @@
 
 }} // namespace ndnboost::concept
 
-#endif // NDNBOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP
+#endif // NDNBOOST_CONCEPT_DETAIL_BORLAND_NDNBOOST_DWA2006429_HPP