Afoa replaces the suspended Paasi in the run-on side, while Adam Blair returns onto the bench after missing the last two games through suspension and then non-selection.
The side is otherwise unchanged from the one that beat Penrith away over the weekend.
Coach Stephen Kearney says Blair has responded well to the last fortnight.
He says it's important they come out and put their best foot forward.
NRL COVERAGE POWERED BY MACHINERY HOUSE - IN A LEAGUE OF THEIR OWN