Brighton will check on Radostin Kishishev ahead of the FA Cup trip to Watford.
The Bulgarian was substituted during Tuesday night's win over Colchester with a back spasm and will not be risked if he is not 100% fit.
Fellow midfielder Liam Bridcutt suffered a calf injury against the Us but he is already back in training and available for selection.
But winger Craig Noone is cup-tied having played in the competition for previous club Plymouth and Alan Navarro (knee), Jim McNulty (ankle) and Jamie Smith (foot) are still sidelined.
Back-up goalkeeper Peter Brezovan has played in every round so far and will come back in for Casper Ankergen while Tommy Elphick and Ashley Barnes could also get run-outs.