Flyweights John Lineker and Phil Harris are the latest additions to UFC 163: Aldo vs. Pettis, as UFC officials announced the bout over the weekend.
The card takes place August 3 from Rio de Janerio, Brazil. The fight will likely be included on the prelims.
Lineker (21-6) has picked up two straight victories since falling to Louis Gaudinot in his Octagon debut. Harris (22-10) is coming off a win over Ulysses Gomez and is 6-1 in his last seven overall.