▁On ▁February ▁ 5 , ▁it ▁was ▁announced ▁that ▁P ett is ▁would ▁not ▁wait ▁for ▁a ▁title ▁shot ▁at ▁light weight , ▁and ▁would ▁instead ▁be ▁dro pping ▁down ▁to ▁ 1 4 5 ▁pounds ▁to ▁challenge ▁fe ather weight ▁champion , ▁José ▁Ald o ▁on ▁August ▁ 3 ▁at ▁U FC ▁ 1 6 3 . ▁However , ▁on ▁June ▁ 1 4 , ▁D ana ▁White ▁announced ▁that ▁P ett is ▁had ▁pulled ▁out ▁of ▁the ▁Ald o ▁bout ▁with ▁a ▁serious ▁kne e ▁injury , ▁and ▁that ▁Ald o ▁would ▁instead ▁defend ▁the ▁title ▁against ▁Chan ▁S ung ▁Jung . ▁ ▁A ▁few ▁weeks ▁later ▁after ▁a ▁quick ▁recovery , ▁it ▁was ▁announced ▁on ▁July ▁ 1 2 ▁that ▁P ett is ▁would ▁receive ▁a ▁U FC ▁light weight ▁title ▁shot ▁as ▁he ▁replaced ▁an ▁injured ▁T J ▁Grant ▁against ▁B enson ▁Hend erson ▁on ▁August ▁ 3 1 ▁at ▁U FC ▁ 1 6 4 . ▁The ▁fight ▁was ▁a ▁rem atch ▁from ▁the ▁last ▁W EC ▁event , ▁W EC ▁ 5 3 , ▁where ▁Hend erson ▁was ▁defeated ▁by ▁P ett is ▁via ▁un anim ous ▁decision . ▁P ett is ▁defeated ▁Hend erson ▁via ▁arm bar ▁submission ▁in ▁the ▁first ▁round . ▁The ▁win ▁also ▁earned ▁P ett is ▁his ▁first ▁Sub mission ▁of ▁the ▁Night ▁bonus ▁award ▁in ▁the ▁U FC . ▁ ▁P ett is ▁was ▁expected ▁to ▁make ▁his ▁first ▁title ▁defense ▁against ▁T J ▁Grant ▁on ▁December ▁ 1 4 ▁at