Shelbourne midfielder Alan Moore requires a late fitness on the groin strain that kept him out of Friday’s 2-1 win over Dublin City.
That was Shels fifth straight league win and their tenth win from their last eleven games in all competitions.
A frightening statistic for bottom of the table Blues, without a league win all season, to contend with on their trip to Tolka Park.
New signing Paul Hopkins should come straight into Blues' squad if his clearance comes through on time.
Alan Reynolds, re-signed from Shels last week, is ineligible as part of his transfer.