The Everton forward has represented England in the youth levels and scored three goals to help them win the FIFA U20 World Cup title in 2017.
According to a source close to Lookman, the 20-year-old is set to announce his decision to switch his allegiance to Nigeria.
This is after he turned down the opportunity to switch his allegiance to Nigeria after a meeting with Amaju Pinnick-who is the President of the Nigeria Football Federation (NFF)-earlier in 2018.
Although it not known what changed his stance, source revealed the 20-year-old has made up his mind to play for Nigeria.
“An announcement will be made soon, I’m close to his management and they have confirmed that he has made the decision,” the Pulse Sports source said.
Lookman started his career at Charlton before the big move to Everton in 2017. He spent the second half of the 2017/2018 season at Bundesliga side RB Leipzig.
Armed with pace, dribbling abilities and a good use of both feet, Lookman usually plays as a wide man from both the right and left wing and can also play centrally.
He made five appearances for the England U19s, 15 for the U20s and seven for the U21s.
The NFF in recent years have intensified their effort to convince players of Nigerian descent born abroad to commit their international futures to Nigeria.
Players like Alex Iwobi, Ola Aina, Tyronne Ebuehi and Bryan Idowu have been some of the success stories while Chelsea striker Tammy Abraham to play for England.