The summer signing missed last Saturday's 3-0 home win over Notts County due to a groin injury sustained during Northern Ireland's friendly defeat against Montenegro 72 hours earlier.
He has since recovered and will come into contention but defender Phil McGrath is set for a long spell on the sidelines due to a knee injury.
Striker Ryan Brooke is also out with a knee problem and goalkeeper Greg Fleming is sidelined after he sustained a tear to his medial ligament.
The Latics will head to the capital in buoyant mood after picking up maximum points from their opening two games.
