 For the 2008–09 season, Bologna signed Di Vaio, and paired him with Adaílton again, with Di Vaio ending the season as the team's top scorer and helping the club avoid relegation to Serie B.On 3 August 2010, Adaílton signed a two-year contract with Liga I club FC Vaslui.He made his competitive debut for Vaslui on 14 August, in a 2–1 home win against FC Braşov.