diff --git a/tests/test_parse_file.cpp b/tests/test_parse_file.cpp
index 812c8de..08d551d 100644
--- a/tests/test_parse_file.cpp
+++ b/tests/test_parse_file.cpp
@@ -123,3 +123,33 @@ BOOST_AUTO_TEST_CASE(test_hard_example)
     BOOST_CHECK(toml::get<std::vector<std::string>>(bit.at("multi_line_array")) ==
                 expected_multi_line_array);
 }
+
+// BOOST_AUTO_TEST_CASE(test_hard_example_unicode)
+// {
+//     const auto data = toml::parse("toml/tests/hard_example_unicode.toml");
+//
+//     const auto the = toml::get<toml::Table>(data.at("the"));
+//     BOOST_CHECK_EQUAL(toml::get<std::string>(the.at("test_string")),
+//                       u8"Ýôú'ℓℓ λáƭè ₥è áƒƭèř ƭλïƨ - #");
+//
+//     const auto hard = toml::get<toml::Table>(the.at("hard"));
+//     const std::vector<std::string> expected_the_hard_test_array{"] ", " # "};
+//     BOOST_CHECK(toml::get<std::vector<std::string>>(hard.at("test_array")) ==
+//                 expected_the_hard_test_array);
+//     const std::vector<std::string> expected_the_hard_test_array2{
+//         u8"Tèƨƭ #11 ]ƥřôƲèδ ƭλáƭ", u8"Éжƥèřï₥èñƭ #9 ωáƨ á ƨúççèƨƨ"};
+//     BOOST_CHECK(toml::get<std::vector<std::string>>(hard.at("test_array2")) ==
+//                 expected_the_hard_test_array2);
+//     BOOST_CHECK_EQUAL(toml::get<std::string>(hard.at("another_test_string")),
+//                       u8"§á₥è ƭλïñϱ, βúƭ ωïƭλ á ƨƭřïñϱ #");
+//     BOOST_CHECK_EQUAL(toml::get<std::string>(hard.at("harder_test_string")),
+//                       u8" Âñδ ωλèñ \"'ƨ ářè ïñ ƭλè ƨƭřïñϱ, áℓôñϱ ωïƭλ # \"");
+//
+//     const auto bit = toml::get<toml::Table>(hard.at(std::string(u8"βïƭ#")));
+//     BOOST_CHECK_EQUAL(toml::get<std::string>(bit.at(std::string(u8"ωλáƭ?"))),
+//                       u8"Ýôú δôñ'ƭ ƭλïñƙ ƨô₥è úƨèř ωôñ'ƭ δô ƭλáƭ?");
+//     const std::vector<std::string> expected_multi_line_array{"]"};
+//     BOOST_CHECK(toml::get<std::vector<std::string>>(bit.at("multi_line_array")) ==
+//                 expected_multi_line_array);
+//
+// }
diff --git a/toml/parser.hpp b/toml/parser.hpp
index 88013a5..1a7e3f4 100644
--- a/toml/parser.hpp
+++ b/toml/parser.hpp
@@ -7,8 +7,6 @@
 #include <iostream>
 #include <fstream>
 #include <sstream>
-#include <codecvt>
-#include <locale>
 
 namespace toml
 {
@@ -1058,40 +1056,6 @@ struct parse_data
 
 };
 
-#ifdef _MSC_VER
-
-template<typename traits = std::char_traits<wchar_t>>
-toml::Table parse(std::basic_istream<wchar_t, traits>& is)
-{
-    const auto curloc = is.getloc();
-    is.imbue(std::locale(std::locale::empty(), new std::codecvt_utf8<wchar_t>));
-
-    const auto initial = is.tellg();
-    is.seekg(0, std::ios::end);
-    const auto eofpos  = is.tellg();
-    const std::size_t size = eofpos - initial;
-    is.seekg(initial);
-
-    std::vector<wchar_t> contents(size);
-    is.read(contents.data(), size);
-    is.imbue(curloc);
-
-    std::wstring wstr(size, ' ');
-    std::copy(contents.cbegin(), contents.cend(), wstr.begin());
-    std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> cvter;
-    std::string u8str = cvter.to_bytes(wstr);
-
-    return parse_data::invoke(u8str.cbegin(), u8str.cend());
-}
-
-toml::Table parse(const std::string& filename)
-{
-    std::wifstream ifs(filename);
-    if(!ifs.good()) throw std::runtime_error("file open error: " + filename);
-    return parse(ifs);
-}
-
-#else
 template<typename traits = std::char_traits<toml::character>>
 toml::Table parse(std::basic_istream<toml::character, traits>& is)
 {
@@ -1111,8 +1075,6 @@ toml::Table parse(const std::string& filename)
     if(!ifs.good()) throw std::runtime_error("file open error: " + filename);
     return parse(ifs);
 }
-#endif
-
 
 }// toml
 #endif// TOML11_PARSER