Ryan Giggs and Park Ji-sung scored the goals to lead Manchester United a comfortable 2-0 win at Middlesbrough on Saturday.
The victory gave United 80 points from 34 games. Second placed Liverpool, which has 74 from 34, is not in action until Sunday when it hosts another relegation-zone struggler, Newcastle.
Middlesbrough 0-2 Man. Utd
Middlesbrough: Jones, McMahon (Digard 55), Wheater, Huth, Hoyte, O’Neil (Emnes 70), Sanli, Bates, Downing, King (Alves 55), Aliadiere.
Subs Not Used: Turnbull, Arca, Adam Johnson, Grounds.
Man Utd: Foster, O’Shea, Vidic, Evans, Evra (Rafael Da Silva 78), Park (Nani 74), Scholes, Giggs, Rooney, Berbatov, Macheda (Tevez 55).
Subs Not Used: Kuszczak, Ronaldo, Anderson, Gibson.
Goals: Giggs 25, Park 51.
Ref: Mark Halsey (Lancashire)