diff --git a/include/boost/type_traits/conversion_traits.hpp b/include/boost/type_traits/conversion_traits.hpp
index 825159b..f5642cd 100644
--- a/include/boost/type_traits/conversion_traits.hpp
+++ b/include/boost/type_traits/conversion_traits.hpp
@@ -38,7 +38,7 @@
 
 namespace boost{
 
-#if defined(BOOST_MSVC) && BOOST_MSVC <= 1300
+#if defined(BOOST_MSVC) 
 
 //
 // MS specific version: