Hoosier Lottery officials say a $50,000 prize will expire in less than two weeks if no one brings in the winning ticket.
The ticket matched all five number in the Lucky 5 Evening drawing June 27. It was purchased at a Casey's convenience store in Brownsburg.
Lottery officials say the holder of the ticket must go to the Hoosier Lottery headquarters in Indianapolis by 5 p.m. Dec. 21 to claim the prize.
The winning numbers in the drawing were 2, 6, 8, 17 and 29.