diff --git a/include/boost/process/detail/windows/basic_cmd.hpp b/include/boost/process/detail/windows/basic_cmd.hpp
index 53ea9931d..760b28ba0 100644
--- a/include/boost/process/detail/windows/basic_cmd.hpp
+++ b/include/boost/process/detail/windows/basic_cmd.hpp
@@ -159,8 +159,13 @@ struct exe_cmd_init : handler_base_ext
         return exe_cmd_init<Char>(std::move(sh), std::move(args_));
     }
 
+#ifdef BOOST_PROCESS_USE_STD_FS
+    static std:: string get_shell(char)    {return shell(). string(); }
+    static std::wstring get_shell(wchar_t) {return shell().wstring(); }
+#else
     static std:: string get_shell(char)    {return shell(). string(codecvt()); }
     static std::wstring get_shell(wchar_t) {return shell().wstring(codecvt());}
+#endif
 
     static exe_cmd_init<Char> cmd_shell(string_type&& cmd)
     {