The sides meet in the European Champions Cup with Ulster having no chance of making the knockout stages
Ulster have Tommy Bowe back in the starting lineup for tomorrow's match against Bordeaux.
However Les Kiss' men can't make the quarter-finals of the European Champions Cup.
Jonny Simpson makes his debut at tighthead prop, while Dave Shanahan once again starts at scrum-half.
Fullback Charles Piutau says there's pride at stake.
Ruan Pienaar told Q Radio sport he's disappointed to miss out on European knockout rugby this season.
Meanwhile the injured scrum-half says it could be a turning point in the season.
Ulster team to play Bordeaux
European Champions Cup
Kingspan Stadium
Saturday 21st January
1pm
(15-9) C Piutau, T Bowe, D Cave, S McCloskey, A Trimble (captain), P Jackson, D Shanahan
(1-8) A Warwick, R Best, J Simpson, R Diack, F van der Merwe, I Henderson, C Henry, S Reidy
Replacements (16-23) J Andrew, C Black, R Lutton, K Treadwell, C Ross, P Marshall, B Herron, C Gilroy
Meanwhile Alan O'Connor will skipper the A side away to Jersey in the British and Irish Cup tomorrow with a 2pm start.
Jacob Stockdale is named on the left wing.
Ulster A team to play Jersey Reds
British and Irish Cup
St. Peter's
Saturday 21st January
2pm
(15-9) Jack Owens, David Busby, Rory Butler, Mark Best, Jacob Stockdale, Johnny McPhillips, Jonny Stewart
(1-8) Eric O'Sullivan, Jonny Murphy, Peter Cooper, Alan O'Connor (C), John Donnan, Stephen Mulholland, Conor Joyce, Lorcan Dow
Replacements (16-22) Zack McCall, Chris Cundell, Matthew Rea, Nick Timoney, Johnny Creighton, Andrew Magrath, Callum Patterson