Disney‘s streaming chief Kevin Mayer is leaving his job to become the CEO of the video app TikTok. According to information by The Verge, he will also become the COO of ByteDance, TikTok’s owner.

“Kevin has had an extraordinary impact on our company over the years, most recently as head of our direct-to-consumer business,” said Disney CEO Bob Chapek in a statement.

In a press release, ByteDance said that Mayer will report directly to ByteDance Founder and Chief Executive Officer Yiming Zhang, and will be charged with driving the global development of ByteDance, as well as overseeing corporate functions including corporate development, sales, marketing, public affairs, security, moderation, and legal.

“In his role as COO, Kevin will lead music, gaming, Helo, emerging businesses, and will serve as CEO of TikTok, leading the rapidly growing platform as it continues to build its global community of creators, users, and brands”, said ByteDance.