Munaron got some chances to play and became the real number one of Anderlecht. Ruiter left in 1977 and De Bree was sold in 1980, but Munaron stayed. Munaron stayed in total 15 seasons in Anderlecht, from 1974 until 1989. He was four times national champion with Anderlecht and won the Belgian Cup four times. He also played as Anderlecht won the 1983 UEFA Cup Final.