Makhachev was set to defend his title in a rematch against Arman Tsarukyan, while Moicano was to face Beneil Dariush. However, everything changed at the official morning weigh-ins when Tsarukyan withdrew from his title opportunity due to a back injury.

UFC President Dana White announced Friday that Islam Makhachev will defend the UFC lightweight title against Renato Moicano at UFC 311 on Saturday

Arman Tsarukyan's nearly six-year journey to the UFC lightweight title will take a little longer. Tsarukyan suffered an injury two nights before challenging lightweight champion Islam Makhachev at UFC 311.