Vitoria have confirmed that they have signed Nicolas Tie from Chelsea.
The young goalkeeper has put pen-to-paper on a five-year contract at the Portuguese club, with Vitoria announcing in a statement that they now hold '55% of his economic rights'.
Tie joined Chelsea's academy in July 2017 from French lower league side Stade Poitevin FC, and signed his first professional contract at the club in July 2018.
However, the 19-year-old struggled to break into the first team picture after a series of injuries restricted him to just a handful of outings.
The former Blues star represented the Ivory Coast at Under-23 level and has also received a full international call-up without being capped.
His sale comes amid speculation that Chelsea are looking to sign a new goalkeeper this summer to replace Kepa Arrizabalaga.
The Spaniard was dropped for Chelsea's final Premier League match against Wolves, and looks unlikely to earn a recall for the FA Cup final on Saturday.
Blues boss Frank Lampard has reportedly lost confidence in the 25-year-old, and is thought to be eyeing a move for a top class replacement to strengthen Chelsea's back line.
Atletico Madrid's Jan Oblak has been linked, as well as Ajax's Andre Onana.
According to the MEN, Manchester United star Dean Henderson is another name that Chelsea have been tracking, after the England under-21 international's exceptional season on loan at Sheffield United.