The veteran was left out of Saturday's 1-1 draw at Leyton Orient after claiming he had been placed on the transfer list.
"The situation with Nicky hasn't changed since the weekend," said manager Gus Poyet.
Goalkeeper Michel Kuipers will play despite taking a whack to the face at Orient while defender Tommy Elphick and midfielder Gary Dicker have shaken off knocks.
Poyet is set to make changes as he bids to end Brighton's dismal home form - they have not won in front of their own fans in nearly four months.
Adam El-Abd (foot) needs a run-out for the reserves before returning and Colin Hawkins (heel) is a long-term absentee.