Although he had failed to be elected aedile, in around 90 BC, Octavius was elected Praetor, and in the following year (89 BC) was given a propraetoreal command in one of the eastern provinces. In 88 BC he was back in Rome where he was elected to be consul for the upcoming year (87 BC). While consul designate, he was made to swear an oath alongside his colleague, the popularist senator Lucius Cornelius Cinna, that he would uphold the changes instituted by the current consul, Sulla, and not strip Sulla of his lawful command of the First Mithridatic War. A scrupulously religious man, Octavius kept his oath.