Last month's Euromillions jackpot was won on a 6 euro ticket - sold in Beaumont in North Dublin.
The National Lottery has revealed that Mace on Shantalla Road sold the ticket last month.
The winner collected the 93.9 million euro cheque from Lotto HQ in Dublin last week - but wishes to stay anonymous.
The shop will get 25 thousand euro from the National Lottery for the privilege of selling the ticket.
Owner Susan Barry told reporters she only found out this morning;
Store manager Jan Quinn says she hasn't a clue who the lucky winner is;