diff --git a/release-packaging/Classes/FluidPlotter.sc b/release-packaging/Classes/FluidPlotter.sc
index 7c1681a..036359d 100644
--- a/release-packaging/Classes/FluidPlotter.sc
+++ b/release-packaging/Classes/FluidPlotter.sc
@@ -33,7 +33,7 @@ FluidPlotter : FluidViewer {
 		ymin = ymin_;
 		ymax = ymax_;
 
-		this.createcategoryColors;
+		this.createCatColors;
 		dict_internal = Dictionary.new;
 		if(dict_.notNil,{this.dict_(dict_)});
 		this.createPlotWindow(bounds,parent_,mouseMoveAction,dict_);