diff --git a/include/boost/type_traits/is_class.hpp b/include/boost/type_traits/is_class.hpp
index 329c440..4dceaf2 100644
--- a/include/boost/type_traits/is_class.hpp
+++ b/include/boost/type_traits/is_class.hpp
@@ -10,7 +10,7 @@
 #ifndef BOOST_TYPE_TRAITS_IS_CLASS_HPP
 # define BOOST_TYPE_TRAITS_IS_CLASS_HPP
 
-# if (defined(__MWERKS__) && __MWERKS__ >= 0x3000) || BOOST_MSVC > 1301 || defined(BOOST_NO_COMPILER_CONFIG)
+# if (defined(__MWERKS__) && __MWERKS__ >= 0x3000) || defined(BOOST_MSVC) && _MSC_FULL_VER > 13012108 || defined(BOOST_NO_COMPILER_CONFIG)
 # ifndef BOOST_ICE_TYPE_TRAITS_HPP
 #  include <boost/type_traits/ice.hpp>
 # endif