elif version == "4.0":
        patch(queries, "_is_comparable", "_is_comparable_ver4")
        patch(queries, "_regex_options_check", "_regex_options_")
        patch(queries, "_mod_remainder_not_num", "_mod_remainder_not_num_")
        patch(queries, "_not_subspec_op_check", "_not_validate_subspec_op_v4")