That means Lucas Leiva continues at centre-back, alongside Mamadou Sakho.
Adam Bogdan is named on the bench, possibly rewarding him for his exploits in getting the Reds to the final with his penalty saves against Carlisle in the third round.
Kick off at Wembley is 4.30pm GMT.
Liverpool: Mignolet, Clyne, Lucas, Sakho, Moreno, Can, Henderson, Milner, Firmino, Coutinho, Sturridge
Subs: Bogdan, Toure, Benteke, Lallana, Allen, Origi, Flanagan.
Man City: Caballero, Sagna, Kompany, Otamendi, Clichy, Fernando, Fernandinho, Toure, Silva, Sterling, Aguero.
Subs: Hart, Kolarov, Zabaleta, Demichelis, Navas, Iheanacho, Bony.