diff --git a/include/boost/type_traits/conversion_traits.hpp b/include/boost/type_traits/conversion_traits.hpp
index a588ae7..d8c0198 100644
--- a/include/boost/type_traits/conversion_traits.hpp
+++ b/include/boost/type_traits/conversion_traits.hpp
@@ -95,7 +95,7 @@ public:
 // UDT conversions:
 //
 template <class From, class To>
-struct is_convertible_helper
+struct is_convertible
 {
 private:
 #pragma option push -w-8074
@@ -115,17 +115,6 @@ public:
 #pragma option pop
 };
 
-template <class From, class To>
-struct is_convertible
-{
-private:
-   typedef is_convertible_helper<From, To> c_type;
-   enum{ v = c_type::value };
-   char force_it[v ? 1 : 2];
-public:
-   static const bool value = is_convertible_helper<From, To>::value;
-};
-
 #elif defined(__GNUC__)
 //
 // special version for gcc compiler