diff --git a/include/ndnboost/mpl/vector/aux_/pop_back.hpp b/include/ndnboost/mpl/vector/aux_/pop_back.hpp
index d80bd67..fb603aa 100644
--- a/include/ndnboost/mpl/vector/aux_/pop_back.hpp
+++ b/include/ndnboost/mpl/vector/aux_/pop_back.hpp
@@ -1,6 +1,6 @@
 
-#ifndef BOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED
-#define BOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED
+#ifndef NDNBOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED
+#define NDNBOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED
 
 // Copyright Aleksey Gurtovoy 2000-2004
 //
@@ -17,7 +17,7 @@
 #include <ndnboost/mpl/pop_back_fwd.hpp>
 #include <ndnboost/mpl/aux_/config/typeof.hpp>
 
-#if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES)
+#if defined(NDNBOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES)
 
 #   include <ndnboost/mpl/vector/aux_/item.hpp>
 #   include <ndnboost/mpl/vector/aux_/tag.hpp>
@@ -35,6 +35,6 @@
 
 }}
 
-#endif // BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES
+#endif // NDNBOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES
 
-#endif // BOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED
+#endif // NDNBOOST_MPL_VECTOR_AUX_POP_BACK_HPP_INCLUDED