The National Lottery is encouraging everyone to check their tickets from the weekend.
One Lotto player in Offaly is waking up nearly €150,000 richer this morning.
The winning ticket was bought in Birr Post Office on Emmet square.
It comes just weeks after a syndicate from Birr scooped a quarter of a million euro.
The winner was just one number away from collecting the overall jackpot - which was more than €5m.
The National Lottery is encouraging people in the county to check their tickets carefully.