Index: /issm/trunk-jpl/src/m/classes/hydrologydc.py
===================================================================
--- /issm/trunk-jpl/src/m/classes/hydrologydc.py	(revision 18985)
+++ /issm/trunk-jpl/src/m/classes/hydrologydc.py	(revision 18986)
@@ -168,5 +168,5 @@
 			md = checkfield(md,'fieldname','hydrology.epl_initial_thickness','numel',[1],'>',0.)
 			md = checkfield(md,'fieldname','hydrology.epl_colapse_thickness','numel',[1],'>',0.)
-			md = checkfield(md,'fieldname','hydrology.epl_thick_comp','numel',[1],'values',[0 1])
+			md = checkfield(md,'fieldname','hydrology.epl_thick_comp','numel',[1],'values',[0,1])
 			md = checkfield(md,'fieldname','hydrology.eplflip_lock','>=',0.,'numel',[1])
 			if self.epl_colapse_thickness > self.epl_initial_thickness: