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diff --git a/boost/property_tree/detail/json_parser/read.hpp b/boost/property_tree/detail/json_parser/read.hpp
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+++ b/boost/property_tree/detail/json_parser/read.hpp
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+// ----------------------------------------------------------------------------
+// Copyright (C) 2015 Sebastian Redl
+//
+// Distributed under the Boost Software License, Version 1.0. 
+// (See accompanying file LICENSE_1_0.txt or copy at 
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see www.boost.org
+// ----------------------------------------------------------------------------
+#ifndef BOOST_PROPERTY_TREE_DETAIL_JSON_PARSER_READ_HPP
+#define BOOST_PROPERTY_TREE_DETAIL_JSON_PARSER_READ_HPP
+
+#include <boost/property_tree/detail/json_parser/parser.hpp>
+#include <boost/property_tree/detail/json_parser/narrow_encoding.hpp>
+#include <boost/property_tree/detail/json_parser/wide_encoding.hpp>
+#include <boost/property_tree/detail/json_parser/standard_callbacks.hpp>
+
+#include <boost/range/iterator_range_core.hpp>
+
+#include <istream>
+#include <iterator>
+#include <string>
+
+namespace boost { namespace property_tree {
+    namespace json_parser { namespace detail
+{
+
+    template <typename Ch> struct encoding;
+    template <> struct encoding<char> : utf8_utf8_encoding {};
+    template <> struct encoding<wchar_t> : wide_wide_encoding {};
+
+    template <typename Ptree>
+    void read_json_internal(
+        std::basic_istream<typename Ptree::key_type::value_type> &stream,
+        Ptree &pt, const std::string &filename)
+    {
+        typedef typename Ptree::key_type::value_type char_type;
+        typedef standard_callbacks<Ptree> callbacks_type;
+        typedef detail::encoding<char_type> encoding_type;
+        typedef std::istreambuf_iterator<char_type> iterator;
+        callbacks_type callbacks;
+        encoding_type encoding;
+        detail::parser<callbacks_type, encoding_type, iterator, iterator>
+            parser(callbacks, encoding);
+        parser.set_input(filename,
+            boost::make_iterator_range(iterator(stream), iterator()));
+        parser.parse_value();
+        parser.finish();
+
+        pt.swap(callbacks.output());
+    }
+
+}}}}
+
+#endif