Enzymatic discolouration of extracellular pigments produced in liquid media by a selected fungal isolate from Portuguese mural paintings was attempted both in solution and on solid support. A promising versatile peroxidase from Bjerkandera adusta was tested and presented interesting discolouration ability, although smaller than the values obtained with the use of hydrogen peroxide alone. (c) 2015 Wiley Periodicals, Inc. Col Res Appl, 41, 299-301, 2016