The Belgian international has been out since picking up a leg injury at West Brom on October 15.
Mauricio reported after training on Thursday: "Toby has been training with the team and we need to assess him tomorrow to see if he’s ready or not. It will be difficult but he’s very close."
Ben Davies (ankle) and Erik Lamela (hip) remain sidelined but Danny Rose is available again after missing the derby at Chelsea last weekend through suspension.