Barcelona are already facing having to pay a bonus installment to Manchester City for Ferran Torres.
The Spain attacker signed for Barca in January for a fee of €55m.
Mundo Deportivo says a first bonus payment is set to be made, with €1.2m due City should Barca qualify for next season's Champions League.
Barcelona is in third place in LaLiga, three points behind Sevilla.
They're also alive in the Europa League, with the winners qualifying for next season's Champions League.
