The Northern Ireland international suffered a knee injury but was able to return to training this week. A place in the starting XI is possible, but a place on the bench seems more likely.
Josh Lillis will continue in goal as first-choice keeper Joe Murpy remains out with an ankle injury. Winger Garry Thompson is still absent with a groin injury, as is defender Cliff Byrne due to a back problem.
Leicester are waiting on the fitness of defender Jeffrey Bruma, who is on loan from the Premier League side Chelsea.
A groin strain kept him out of the Foxes' loss to Norwich on Tuesday night, but he might be available to return.