In the following season, Dedé was joined at Borussia by compatriot Evanílson, and the two proceeded to form an efficient wingback partnership in the following four years, being essential as the club won the 2002 league and reached that year's UEFA Cup final (with the player appearing in a total of 45 official games during the campaign, scoring once); he never appeared in less than 30 games from 2004 to 2008.