Ryerson's record drops to 1-10-1 on the year while RMC moves to 4-7-1 and continues to hold down the final playoff seed.
Both teams recorded seven shots on target throughout the match. The only goal of the game came early for the Paladins as Michelle Hamilton (Winnipeg, Man.) scored her sixth goal of the year in the ninth minute.
Bronwyn Clarke (Thornhill, Ont.) made six saves in the loss while RMC's Olivia Clarke (Caledon East, Ont.) stopped all seven Ryerson shots for the shutout victory.
Ryerson wraps up their road trip Sunday afternoon with a 1:00 p.m. match against the Queen's Gaels.