The initial deal was a loan agreement, but Soler and Real Sociedad wanted a more permanent arrangement. After negotiating with PSG, they were able to reach a deal that will keep Soler at the club for the next four seasons.
According to an official statement, Real Sociedad and PSG have agreed to Soler's transfer to the Basque club. Real Sociedad has also agreed with Soler on a contract until the end of the 2028-29 season, with an option to extend it for another year.