If you're using someone else's account to watch HBO Max, prepare to be kicked off as Warner Bros. Discovery begins its password-sharing crackdown.

Warner Bros. Discovery's efforts to limit password sharing on HBO Max will start to get "aggressive" next month, a top exec said Thursday.

Bad news for HBO Max fans — and their younger siblings, friends, and roommates. Starting in September, the streaming platform will start an "aggressive" crackdown on password sharing.