 Also under Sulla, the number of pontifices was increased to fifteen, the "pontifex maximus" included, and Sulla nominated Quintus Caecilius Metellus Pius as the next holder of the office – the only truly unelected Pontifex Maximus in history, since even the other pontiffs did not get a vote in the matter.In 63 BC, the law of Sulla was abolished by the tribune Titus Labienus, and a modified form of the "lex Domitia" was reinstated providing for election by "comitia tributa" once again