The pair come in for Curtis Jones and Nathaniel Phillips as the champions make three changes at St Mary’s.
The other sees Georginio Wijnaldum return in place of James Milner.
Liverpool: Alisson, Alexander-Arnold, Henderson, Fabinho, Robertson, Thiago, Wijnaldum, Oxlade-Chamberlain, Mane, Salah, Firmino.
Subs: Kelleher, Milner, Jones, Minamino, Shaqiri, Origi, R. Williams, Phillips, N. Williams.