# File lib/mail/attachments_list.rb, line 94
    def set_mime_type(filename)
      # Have to do this because MIME::Types is not Ruby 1.9 safe yet
      if RUBY_VERSION >= '1.9'
         filename   = filename.encode(Encoding::UTF_8) if filename.respond_to?(:encode)
      end

      @mime_type = MIME::Types.type_for(filename).first
    end