Internationals David Humphreys and Tyrone Howe return to Ulster's fold for the daunting away trip to Neath-Swansea Ospreys in the Celtic Cup quarter-final on Saturday.
Scott Young and Paddy Wallace make way for the experienced duo and scrum-half Kieran Campbell has recovered from a rib injury as Ulster bid to win away from home for the first time in nine attempts.
ULSTER (v The Ospreys): Bryn Cunningham; Tommy Bowe, Kevin Maggs, Paul Steinmetz, Tyrone Howe; David Humphreys, Kieran Campbell; Simon Best, Paul Shields, Rod Moore, Gary Longwell, Matt McCullough, Andy Ward (Capt), Gavin Pfister, Roger Wilson
Replacements: Rory Best, Ronan McCormack, Rowan Frost, Campbell Feather, Neil Doak, Paddy Wallace, Andrew Maxwell.
THE OSPREYS SQUAD.
Backs: Stefan Terblanche, Richard Mustoe, Shane Williams, Andrew Bishop, David Bishop, Elvis Seveali'i, Gavin Henson, Matthew Jones, Shaun Connor, Jason Spice.
Forwards: Paul James, Duncan Jones, Andrew Millward, Barry Williams (Capt), Richard Hibbard, Lyndon Bateman, Brent Cockbain, Jonathan Thomas, James Bater, Ryan Jones, Richard Pugh, Steve Tandy, Adam Jones.