Leeds striker David Healy will miss out on the trip to Pride Park because of suspension.
The Northern Ireland international has been struggling with a badly bruised foot this week, but was expected to make the squad had he not been handed a one-game ban after being booked five times.
Latest signing Joel Griffiths is not expected to make the squad after being forced to sit out a midweek reserve-team clash.
Despite an official complaint to FIFA, Leeds did not receive international clearance from Swiss club Neuchatel Xamax in time and he needs a few run-outs before being considered for first-team action.
Frazer Richardson (hamstring) returned to full training this week but is unlikely to be included at this early stage.
Long-term absentees Matt Kilgallon (knee) and Steve Stone (Achilles) remain sidelined.