Joe Bedford comes back into contention having recovered from a shoulder injury that has ruled him out of the last couple of games and replaces Wales Under-20 scrum half Jonathan Evans in the Dragons squad.
Gavin Thomas is out injured but Martyn Thomas comes back into the side after missing the Munster game with concussion.
STATS
• This match was originally postponed on 4 November due to a waterlogged pitch.
• The last time the sides met, at Cardiff City Stadium earlier in the season, Cardiff Blues won by 28-9.
• Phil Price will make his 50th Dragons appearance if he comes onto the pitch on Thursday.
• Newport Gwent Dragons have won three of their last five games in the RaboDirect PRO12, whilst their 14-24 home defeat to Munster on Sunday was their first reversal at Rodney Parade since Scarlets were the visitors on 30 December.
Newport Gwent Dragons Squad
Phil Price, Nathan Williams, Steve Jones, Sam Parry, Hugh Gustafson, Nathan Buck, Dan Way, Rob Sidoli, Royce Cadman, Jevon Groves, Lewis Evans, Tom Brown, Darren Waters, Hugo Ellis, Wayne Evans, Joe Bedford, Jason Tovey, Steffan Jones, Lewis Robling, Ashley Smith, Andy Tuilagi, Adam Hughes, Will Harries, Aled Brew, Tonderai Chavhanga, Martyn Thomas.