Former Real Madrid coach Carlos Queiroz will return to Manchester United as assistant manager next season.
Queiroz, 51, has agreed a three-year deal to become Sir Alex Ferguson's number two from 1 July.
He left Manchester United for the Bernabeu last summer on a two-year deal to become Real head coach, but was sacked after a disappointing season.
Queiroz said: "It is an honour for me to share the dreams and expectations of all Manchester United fans."
He added: "I feel proud and happy with my decision. It is a commitment to
Manchester United where football achievements and ambitions fulfil my personal
"I would like to express my respect and gratitude to the board and Sir Alex
Ferguson for the trust and confidence they have given me with this amazing and
Ferguson said: "I am delighted to have Carlos back, I was sad to see him leave last year leave but understood his reasons for doing so.
"Now he has experienced new challenges and he can bring those new experiences with him.
"He is a terrific coach and made a marvellous contribution the year we won
the league. The players and staff respected him and will be pleased to see his
United chief executive David Gill added: "It is fantastic to welcome Carlos
back to Manchester United.
"Carlos is a committed, experienced and innovative coach who built up some
great relationships with the coaches and players, as well as being an integral
part in the 2002-2003 Premiership-winning campaign.
"We all look forward to seeing him back as we continue to prepare the club
for the challenges ahead."