Index: /issm/trunk-jpl/src/m/plot/plot_unit.py
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_unit.py	(revision 21287)
+++ /issm/trunk-jpl/src/m/plot/plot_unit.py	(revision 21288)
@@ -29,5 +29,5 @@
 	# {{{ define wich colormap to use 
 	try:
-		defaultmap=plt.cm.get_cmap('viridis',colorlevels)
+		defaultmap=plt.cm.get_cmap('viridis')
 	except AttributeError:
 		print("Viridis can't be found (probably too old Matplotlib) reverting to gnuplot colormap")