Luke Marshall has recovered from injury and has been named in the Ulster team to face Scarlets in Wales on Sunday.
Nick Williams and Wiehahn Herbst miss the game with hamstring injuries so Roger Wilson moves to Number 8, Clive Ross is named at openside, with Ireland international Declan Fitzpatrick selected at tighthead prop.
Stuart Olding also misses the game having suffered concussion in last Saturday's match.
Ulster: L Ludik; T Bowe, D Cave, L Marshall, C Gilroy, I Humphreys, R Pienaar: C Black, R Best, D Fitzpatrick, D Tuohy, F vd Merwe, R Diack, C Ross, R Wilson. Replacements: R Herring, A Warwick, B Ross, A O’Connor, M McComish, P Marshall, M Heaney, M Allen.