Aston Villa midfielder Jacob Ramsey is out for the season with a foot injury but Ollie Watkins could return after a hamstring issue.
Goalkeeper Emiliano Martinez is back in the squad after missing the midweek defeat by Manchester City with a stomach bug.
Midfielder John McGinn is available after completing a suspension.
Brentford forward Kevin Schade could feature for the first time since injuring his adductor in September.
Bryan Mbeumo, who has featured as a substitute in the Bees' last three games, could start for the first time since injuring his ankle in December.
Ethan Pinnock, Christian Norgaard and Aaron Hickey remain sidelined, while Ben Mee, Ethan Pinnock and Rico Henry are long-term absentees.