Slavkovski was signed by Robson in the January transfer window from Inter Milan.
Meanwhile, Gary Speed is doubtful after he picked up a knock from the 0:0 draw with West Brom.
Jon Stead may return after having Tonsillits and Ugo Ehiogu is back in contenion.
In the visitors camp, Afonso Alves may play after Boro signed him for £12million.He came on as a substitute for Boro as he came on for several minutes in the 1:0 win over Fulham.