diff --git a/include/boost/mpl/numeric_cast.hpp b/include/boost/mpl/numeric_cast.hpp
index aaf3776..cb00f4f 100644
--- a/include/boost/mpl/numeric_cast.hpp
+++ b/include/boost/mpl/numeric_cast.hpp
@@ -4,8 +4,8 @@
 
 // Copyright Aleksey Gurtovoy 2003-2004
 //
-// Distributed under the Boost Software License, Version 1.0. 
-// (See accompanying file LICENSE_1_0.txt or copy at 
+// 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)
 //
 // See http://www.boost.org/libs/mpl for documentation.
@@ -17,11 +17,11 @@
 #include <boost/mpl/aux_/config/msvc.hpp>
 #include <boost/mpl/aux_/config/workaround.hpp>
 
-// agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0; 
+// agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0;
 // resolves conflicts with 'boost::numeric_cast' function template.
-// use it in your own code _only_ if you care about compatibility with 
+// use it in your own code _only_ if you care about compatibility with
 // these outdated compilers!
-#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
+#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) || BOOST_WORKAROUND(__BORLANDC__, <= 0x570)
 #   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast_
 #else
 #   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast