Ademar would return to Brazil where he continued to be an assistant before joining Brazilian Série A side Corinthians as an assistant coach in 2005. On March 14, 2006 he became their care-taker coach where he replaced Antônio Lopes before he was appointed as manager. By May 10, 2006 he was replaced by Geninho and Ademar soon returned to assistant coaching with Mirassol Futebol Clube.
