Manchester United manager Louis van Gaal warned Adnan Januzaj he must offer more despite his match-winning contribution at Aston Villa on Friday.

Van Gaal this week stressed that Januzaj will not leave Old Trafford amid reported interest from Sunderland, before selecting him for his first start since February for the trip to Villa Park. Januzaj insisted he wants to stay at the club after scoring his first league goal since April 2014, yet his manager says he will only feature for the first team on a regular basis if he contributes