Benfica midfielder Nicolas Gaitan has signed a new two-year contract with the club.
The Argentine has been a key player for the Portuguese champions since joining from Boca Juniors in 2010, and his new deal will see him stay until June 2018.
"Benfica and the athlete, Nicolas Gaitan, have extended the employment contract for two more seasons up to June 30, 2018," read a statement on the club's official website.
"The amount of an express termination clause in the contract of work is €35m (£27.4m).
"The Argentina international, 26, came to Luz on May 3, 2010, originating from Boca Juniors."
Gaitan helped the club to win the Primeira Liga, Taca de Portugal and Taca da Liga last season.