Mauro Echegoyen has signed a new deal with Osasuna.
The midfielder has penned a new contract to 2026.
The 18 year-old's deal will carry a 5m buyout clause, which will rise to 12m once he reaches the first team. It also includes a two-year option.
Echegoyen currently plays for Osasuna B where he has made 20 appearances.
He is also part of the Spain U19 squad.