With many of the players being released back to their provinces for the weekend, a depleted squad will hold a light work-out with Joe Schmidt and his coaches ahead of next week's trip to face England at Twickenham.
Meanwhile, Munster are the only province in action tonight in the Guinness Pro12.
Anthony Foley's men travel to face defending champions the Glasgow Warriors at Rugby Park, where kick-off is at 19:35.
