Greg Stewart is doubtful after coming off at half-time against Newcastle on Saturday with a thigh problem, while Stephen Gleeson’s toe injury is being monitored.
Jacques Maghoma is battling to prove his match fitness after finally overcoming a sickness bug, while Diego Fabbrini (groin) is unlikely to feature and Paul Caddis (shoulder) misses out.
Jonathan Spector and David Davis are both available after suspension.
Ipswich will be without midfielder Teddy Bishop, whose ankle injury suffered in training could sideline him for up to a month.
The Tractor Boys are also battling a sickness bug which has troubled goalkeeper Dean Gerken as well as midfielders Grant Ward and Cole Skuse.
Striker Brett Pitman returned from an ankle injury to make the squad for the 1-1 draw with Cardiff, coming off the bench in the second half.
Defender Tommy Smith is expected to be involved in training again later this month following back surgery, while midfielders Paul Digby, Luke Hyam and Giles Coke all continue their recoveries from respective knee problems.