Wade Graham and Trent Hodkinson have today been ruled out of the AAMI City v Country clash in Dubbo.
Graham and Hodkinson were ruled out by team medical staff after failing to recover from niggling injuries.
Darcy Lussick has been brought into the game day 17 along with Cronulla's Michael Lichaa, who was originally named as 18th man.
Manly's Jamie Buhrer has been elevated to lock in the starting side.
Fittler has also announced Penrith's Tyrone Peachey as the new 18th man.
The GIO City team wrap up preparations with a light training run in Coogee tomorrow morning before heading out to Dubbo for Sunday's blockbuster.