Mililani alumnus and UCF star quarterback Dillon Gabriel will miss an indefinite amount of time after suffering a broken clavicle injury in the final play of a 42-35 loss at Louisville on Friday night.

Gabriel announced the news on his personal Twitter account, saying that he was unsure how much time he would miss but that his fracture would not require surgery.

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On Friday, Gabriel completed 22 of his 29 passes for 184 yards, three touchdowns and an interception.

In the final play of the game, a defender fell on Gabriel’s left shoulder, which appeared to be what caused the injury.

UCF (2-1) has a bye next week and will next take the field on Oct. 2 against Navy.