Jose Mourinho has opted to leave Marcus Rashford and Ibrtahimovic on the bench for the cup tie against League 1 Northampton.
Manchester United XI: Sergio Romero, Fosu-Mensah, Smalling, Blind, Marcos Rojo, Schneiderlin, Carrick, Memphis, Ander Herrera, Young, Rooney (c).
Subs: Johnstone, Darmian, Fellaini, Lingard, Mata, Rashford, Ibrahimovic.
Northampton Town XI: Smith, Moloney, Buchanan (c), Diamond, Zakuani, Revell, Gorre, McCourt, Hoskins, Beautyman, Taylor.
Subs: Cornell, Byrom, Richards, Potter, Sonupe, O'Toole, Nyatanga.