Huronia West OPP are looking for two men who help up a convenience store in Elmvale Tuesday night.
Just before midnight two men wearing dark coloured knit hats and gloves entered the store.
One of the men brandished a large knife.
A quantity of cash, lottery tickets and cigarettes was stolen.
The two suspects were last seen on foot heading Northbound on Yonge Street.
Surveillance video is being checked.