diff --git a/include/boost/iterator/is_lvalue_iterator.hpp b/include/boost/iterator/is_lvalue_iterator.hpp
index 24b0dab..cd866d6 100644
--- a/include/boost/iterator/is_lvalue_iterator.hpp
+++ b/include/boost/iterator/is_lvalue_iterator.hpp
@@ -12,6 +12,7 @@
 #include <boost/type_traits/add_lvalue_reference.hpp>
 #include <boost/iterator/detail/any_conversion_eater.hpp>
 #include <boost/mpl/bool.hpp>
+#include <boost/mpl/aux_/lambda_support.hpp>
 
 // should be the last #includes
 #include <boost/type_traits/integral_constant.hpp>
@@ -139,11 +140,15 @@ namespace detail
 template< typename T > struct is_lvalue_iterator
 : public ::boost::integral_constant<bool,::boost::iterators::detail::is_readable_lvalue_iterator_impl<T>::value>
 {
+public:
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,is_lvalue_iterator,(T))
 };
 
 template< typename T > struct is_non_const_lvalue_iterator
 : public ::boost::integral_constant<bool,::boost::iterators::detail::is_non_const_lvalue_iterator_impl<T>::value>
 {
+public:
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,is_non_const_lvalue_iterator,(T))
 };
 
 } // namespace iterators
diff --git a/include/boost/iterator/is_readable_iterator.hpp b/include/boost/iterator/is_readable_iterator.hpp
index 01e5fa8..5bc2339 100644
--- a/include/boost/iterator/is_readable_iterator.hpp
+++ b/include/boost/iterator/is_readable_iterator.hpp
@@ -5,6 +5,7 @@
 # define IS_READABLE_ITERATOR_DWA2003112_HPP
 
 #include <boost/mpl/bool.hpp>
+#include <boost/mpl/aux_/lambda_support.hpp>
 #include <boost/detail/iterator.hpp>
 #include <boost/type_traits/add_lvalue_reference.hpp>
 
@@ -100,6 +101,8 @@ namespace detail
 template< typename T > struct is_readable_iterator
 : public ::boost::integral_constant<bool,::boost::iterators::detail::is_readable_iterator_impl2<T>::value>
 {
+public:
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,is_readable_iterator,(T))
 };
 
 } // namespace iterators