diff --git a/include/boost/unordered/unordered_map.hpp b/include/boost/unordered/unordered_map.hpp
index a37bc553..5eb0eae5 100644
--- a/include/boost/unordered/unordered_map.hpp
+++ b/include/boost/unordered/unordered_map.hpp
@@ -68,8 +68,8 @@ namespace boost
         typedef BOOST_DEDUCED_TYPENAME value_allocator::reference reference;
         typedef BOOST_DEDUCED_TYPENAME value_allocator::const_reference const_reference;
 
-        typedef BOOST_DEDUCED_TYPENAME std::size_t size_type;
-        typedef BOOST_DEDUCED_TYPENAME std::ptrdiff_t difference_type;
+        typedef std::size_t size_type;
+        typedef std::ptrdiff_t difference_type;
 
         typedef boost::unordered_detail::hash_const_local_iterator<
             value_allocator, boost::unordered_detail::ungrouped> const_local_iterator;
@@ -545,8 +545,8 @@ namespace boost
         typedef BOOST_DEDUCED_TYPENAME value_allocator::reference reference;
         typedef BOOST_DEDUCED_TYPENAME value_allocator::const_reference const_reference;
 
-        typedef BOOST_DEDUCED_TYPENAME std::size_t size_type;
-        typedef BOOST_DEDUCED_TYPENAME std::ptrdiff_t difference_type;
+        typedef std::size_t size_type;
+        typedef std::ptrdiff_t difference_type;
 
         typedef boost::unordered_detail::hash_const_local_iterator<
             value_allocator, boost::unordered_detail::grouped> const_local_iterator;
diff --git a/include/boost/unordered/unordered_set.hpp b/include/boost/unordered/unordered_set.hpp
index f63ad587..942f3516 100644
--- a/include/boost/unordered/unordered_set.hpp
+++ b/include/boost/unordered/unordered_set.hpp
@@ -67,8 +67,8 @@ namespace boost
         typedef BOOST_DEDUCED_TYPENAME value_allocator::reference reference;
         typedef BOOST_DEDUCED_TYPENAME value_allocator::const_reference const_reference;
 
-        typedef BOOST_DEDUCED_TYPENAME std::size_t size_type;
-        typedef BOOST_DEDUCED_TYPENAME std::ptrdiff_t difference_type;
+        typedef std::size_t size_type;
+        typedef std::ptrdiff_t difference_type;
 
         typedef boost::unordered_detail::hash_const_local_iterator<
             value_allocator, boost::unordered_detail::ungrouped> const_local_iterator;
@@ -513,8 +513,8 @@ namespace boost
         typedef BOOST_DEDUCED_TYPENAME value_allocator::reference reference;
         typedef BOOST_DEDUCED_TYPENAME value_allocator::const_reference const_reference;
 
-        typedef BOOST_DEDUCED_TYPENAME std::size_t size_type;
-        typedef BOOST_DEDUCED_TYPENAME std::ptrdiff_t difference_type;
+        typedef std::size_t size_type;
+        typedef std::ptrdiff_t difference_type;
 
         typedef boost::unordered_detail::hash_const_local_iterator<
             value_allocator, boost::unordered_detail::grouped> const_local_iterator;