— UFC (@ufc) November 17, 2017
Cris Cyborg will defend her female featherweight title on December 30 against Holly Holm.
The promotion made the announcement Thursday night.
UFC 219 takes place from the T-Mobile Arena in Las Vegas.
Holm, a former bantamweight champion and one-time contender to the featherweight belt, has long been rumored as the next opponent for Cyborg.