These are the confirmed line-ups of the two teams:
Barcelona XI: Ter Stegen; Aleix Vidal, Piqué, Umtiti, Mathieu; André Gomes, Rafinha, Arda; Messi, Neymar, Alcácer.
Subs: Cillessen, Mascherano, Alba, Sergi Roberto, Denis, Rakitic, Suárez.
Athletic XI: Iraizoz, De Marcos, Yeray, Laporte, Balenciaga; San José, Iturraspe; Raúl García, Muniain, Lekue, Williams.
Subs: Bóveda, Eraso, Beñat, Susaeta, Aduriz, Saborit, Remiro.