Ulster's Mark McCall has included Ireland scrum-half Isaac Boss in his 23-man squad to take on The Dragons in the Magner's League on Friday night at Ravenhill.
Ireland replacements Paddy Wallace, Andrew Trimble, Neil Best and Simon Best and Ireland A's Tommy Bowe have also been released to put their shoulders to the wheel.
Out-half David Humphreys has recovered from an elbow injury and Ballymena second row Ian Caldwell has slipped into the vacancy left because of Matt' McCullough's toe injury.
ULSTER SQUAD (v The Dragons):
BACKS: Kieran Campbell; Isaac Boss; David Humphreys; Paddy Wallace; Andrew Trimble; Paul Steinmetz; Kevin Maggs; Paul McKenzie; Bryn Cunningham; Tommy Bowe
FORWARDS: Justin Fitzpatrick; Bryan Young; Simon Best; Paul Shields; Stuart Philpott; Justin Harrison (Captain); Tim Barker; Ryan Caldwell; Kieron Dawson; Roger Wilson; Stephen Ferris; Neil Best; Sam Harding