After an indifferent 2012–13 season wearing the number 7 shirt, Valencia returned to his former number 25 shirt. Valencia started the season with a goal against Sevilla in Rio Ferdinand's testimonial at Old Trafford in a 3–1 defeat on 9 August 2013. Valencia subsequently appeared in the Community Shield against Wigan coming on as a substitute for Wilfried Zaha in the 62nd minute. Valencia started the Champions League campaign with a goal against Bayer Leverkusen the fourth in a 4–2 home victory as well as giving Robin van Persie an assist for the first on that night on 18 September 2013. He got his first goal of the Premier League season against Fulham on 2 November 2013, the first in a 3–1 away win. Valencia scored the first goal in the 5–0 away victory to Manchester United against Bayer Leverkusen in the group stage of Champions League on 27 November 2013. On 11 January 2014, Valencia scored in the 47th minute against Swansea City in a 2–0 home win. On 21 June 2014, he signed a three-year contract extension, which included an option to extend the deal until June 2018.