United have signed Burnley right-back Luke O'Neill on a three-month loan.
He enters the squad for Tuesday night's home game against Fleetwood Town.A former Leicester City youth product, he has made on appearance for his parent club Burnley following a move from Mansfield Town.
Standing at 6ft 0in, he has also enjoyed loan spells with Tranmere Rovers, Kettering Town, York City and Southend United during his career.
The 22-year-old has made 90 career appearances in total, scoring six times.