August, in a 2–1 home win against FC Brașov. On 13 September, he scored his first Vaslui goals, netting twice in the emphatic 4–0 home league win over Oţelul Galaţi. On 25 September, he scored his first three-points goal, netting the winning goal against Gloria Bistriţa. On 15 October, Adaílton scored two more goals, in a 5–3 home victory over CFR Cluj Adaílton had worn the number 14 during the first half of the season, but switched during the winter break to the number 10 shirt. On 7 March 2011, he scored his sixth league goal for Vaslui, in a 2–0 home victory against Universitatea Cluj. On 19 March, he scored the equalizer from a 16-yard free kick, in a 1–1 draw against Steaua București. The next round, he repeated the performance, in a 2–0 home victory against Unirea Urziceni, scoring from a 20-yard free kick. At the end of the season, the 11 goals scored and the 11 assists provided for his teammates were enough for Adaílton to be awarded the Vaslui Player of the Year award. 2011–2012 At the beginning of the 2011–12 season, due to the major squad problems, Adaílton began playing as a right winger. His new role helped him to provide three assists for his teammates in the 3–0 victory against Concordia Chiajna. However, one day later Viorel Hizo announced that Adaílton will not play in the UEFA Europa League play-off against Sparta Prague, due to an injury suffered with Concordia. On 11 September, he provided two more assists in the 3–1 home league win against Dinamo București. Four days later, he assisted Wesley's equalizer in the first match from the group stages of the UEFA Europa League against Lazio; the game ended in a 2–2 draw. On 3 October, he scored twice against CS Mioveni, ending a twelve Liga I matches goalless strike. Following Gabriel Cânu's long-term injury, and Wesley's red card received for hitting an opponent, Adaílton became captain for the Europa League matches. On 22 December, Adaílton finished second on the vote for Gazeta Sporturilor's Liga I Foreign Footballer of the Year Award, behind teammate Wesley. On 16 June 2012, Adaílton decided to retire from professional football, in order to be with his family. He announced that he might return to Vaslui, not as a football player but as a member from the technical staff. International career Adaílton was the top goalscorer