Rotherham youngster Ben Wiles has signed a new deal with the club.
The midfielder has made 11 appearances this season and his new contract will keep him with the Millers until the summer of 2022.
Wiles made his league debut against Bristol City in the Sky Bet Championship on December 29 and featured against Preston on New Year's Day.
The 19-year-old joined Rotherham as an under-nines player and progressed through the academy before being offered a professional contract in 2017, making his debut in October 2017 in the Checkatrade Trophy against Chesterfield.