Ponty flanker Wayne O'Connor comes in to freshen up the back row.
Pontypridd's run in to the end of the season is taking the form of a steeplechase, with one hurdle after another in quick succession as the team plays catch up on the Premiership's leading pack.
Next up for Ponty is an away match against traditional rivals Cardiff, the Arms Park clash tomorrow afternoon (KO 2:30pm.)
Following an emphatic bonus point home victory over Swansea midweek, Ponty will be going all out for a win on the road to close the nine point gap on league leaders Neath.
It was on Boxing Day 2011 that Pontypridd recorded a home league win over Cardiff in a hard fought encounter, as reflected in the final score-line of 18pts to 13. Another tough assignment against the Blue and Blacks is due come Saturday afternoon.
In an attempt to keep players fresh during a demanding run of fixtures, it is a case of mix and match in the selection policy for the Cardiff game.
Coming into the starting line up are wing Matthew Nuthall, scrum half Lewis Jones, prop Stuart Williams, hooker Huw Dowden, lock Cory Hill and flankers Jake Thomas and Wayne O'Connor.
Wales Head Coach Rob Howley talks to WRU TV's Sebastian Barrett about the 36-man squad he has just named for the forthcoming Under Armour series, which includes two uncapped players, Ospreys duo Sam Davies and Rory Thornton.
Head coach Rowland Phillips is deligthed he can now call BT Sport Cardiff Arms Park home for his Wales Women's side, who launch their international season next month with games against Scotland and UK Armed Forces in the heart of the capital city.
Wales Sevens star Sam Cross has put his home town club of Brynmawr on the map after winning a silver medal at the Rio Olympics with Team GB. His club have now honoured him by naming their players bar after him, as WRU TV discovered at the official launch, recently.
One of the newest members of the Principality Premiership, Bargoed admit it's proving to be a steep learning curve at the highest level, but are determined to become a force to be reckoned with. WRU TV visited the club last weekend when they took on Llanelli.
Table-topping Aberavon travel to north Wales to tackle RGC 1404 as both teams defend unbeaten starts to the season in the Principality Premiership. WRU TV's Graeme Gillespie visited the Wizards to see how their preparations were going for the game of the weekend.
The Half a Game initiative is currently sweeping across Wales and proving a major success. The scheme aims to give every young player at least half a game every weekend. WRU TV recently visited a festival in Narberth where clubs have fully embraced the initiative.
Both Bargoed and Swansea were seeking their first win of the Principality Premiership season this afternoon. It proved a fruitful day for the hosts - not only did they win, but Bargoed claimed a try bonus point.
Cardiff managed to keep their unbeaten record at home intact, but only just as Bridgend made them work extremely hard before the Blue and Blacks secured a hard fought Principality Premiership win at the BT Sport Arms Park last night.
Former Wales back row Andy Powell gives a guided tour of The Wern, home of Merthyr RFC, who are determined to prove a lot of people wrong and make their mark in their first season in the Principality Premiership.