Brighton make three changes, including a reward for Georginio Rutter after his late equaliser at Tottenham to start in place of Danny Welbeck up front.
Yasin Ayari and injured Diego Gomez drop out for Kaoru Mitoma and Carlos Baleba.
Brighton XI: Verbruggen, Wieffer, Van Hecke, Boscagli, Kadioglu, Baleba, Hinshelwood, Gross, Minteh, Rutter, Mitoma.
Subs: Steele, Igor Julio, Veltman, Dunk, De Cuyper, Ayari, O’Riley, Welbeck, Kostoulas.
Chelsea make two changes from the defeat at home by Manchester United, drafting in Romeo Lavia and Trevoh Chalobah for injured pair Cole Palmer and Estevao Willian.
The two attackers have hamstring injuries while Joao Pedro is not involved.
The Blues are lining up in a back five for just the second time this season.
Chelsea XI: Sanchez, Gusto, Fofana, Chalobah, Hato, Cucurella, Fernandez, Lavia, Caicedo, Neto, Delap.
Subs: Sharman-Lowe, Tosin, Sarr, Acheampong, Essugo, Andrey Santos, Garnacho, Guiu, Derry.