The EA Sports Cup final between St Patrick's Athletic and Limerick will be played in Markets Field, Limerick on Saturday, 17 September, the FAI has announced.
Current holders St Pat's overcame Shamrock Rovers in the semi-final, while Limerick edged past Derry City to earn a place in the decider.
The draw for the final was made in FAI HQ by Derek O'Neill, who previously played for both clubs.