Dustin Poirier has signed a contract to fight Conor McGregor at UFC 264 on July 10, according to ESPN's Ariel Helwani.
According to ESPN, McGregor had agreed to the fight weeks ago but was awaiting Poirier's confirmation.
The two stars fought this past January when Poirier defeated McGregor with a second-round TKO. Poirier and McGregor also fought in 2014 when McGregor defeated Poirier in a first-round TKO.
According to ESPN, the third fight is expected to be among the most lucrative fights in UFC history.
A location or venue has not been announced yet.