The game will take place in Tallaght Stadium from 8pm.
St Pat's will be hoping to close the gap on their Dublin rivals in the SSE Airtricity Men's Premier Division this evening.
They travel to Tallaght Stadium to take on frontrunners Shamrock Rovers from 8pm.
Stephen Kenny's Saints are yet to pick up a point against the Hoops, having lost their two outings against tonight's opponents.
Elsewhere from 7:45pm, Bohemians can reclaim second place with a win, they go to Sligo Rovers this evening.
Drogheda United will hope to put a cushion between them and the relegation spots, when they face bottom-side Waterford.
Shelbourne welcome Galway United to Tolka Park, while Derry City head to Oriel Park for a meeting with Dundalk.

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