The Blue Bulls have been forced into making a late change to their team playing Griquas in a Currie Cup match in Pretoria on Friday.
Prop Frik Kirsten has failed to recover from an ankle strain and will be rested for the clash at Loftus Versfeld.
His place will be taken by Springbok Werner Kruger.
Blue Bulls - revised: 15 Jürgen Visser, 14 Sampie Mastriet, 13 Ulrich Beyers, 12 Francois Venter, 11 Travis Ismaiel, 10 Tony Jantjies, 9 Rudi Paige, 8 Jono Ross (captain), 7 Jacques du Plessis, 6 Wiaan Liebenberg, 5 Grant Hattingh, 4 Paul Willemse, 3 Werner Kruger, 2 Callie Visagie, 1 Morné Mellett.
Replacements: 16 Bongi Mbonambi, 17 Marcell van der Merwe, 18 Wilhelm Steenkamp, 19 Jean Cook, 20 Ruan Snyman, 21 Waylon Murray, 22 Clayton Blommetjies.
Date: Friday, August 16
Venue: Loftus Versfeld, Pretoria
Kick-off: 19.10 (17.10 GMT)
Referee: Marius van der Westhuizen
Assistant referees: Sindile Mayende, Attire Buitendag
TMO: Johan Greeff