Index: /issm/trunk-jpl/src/m/classes/mask.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/mask.m	(revision 23465)
+++ /issm/trunk-jpl/src/m/classes/mask.m	(revision 23466)
@@ -40,5 +40,5 @@
 			if strcmpi(solution,'LoveSolution'), return; end;
 
-			md = checkfield(md,'fieldname','mask.groundedice_levelset','forcing',1,'NaN',1);
+			md = checkfield(md,'fieldname','mask.groundedice_levelset','timeseries',1,'NaN',1);
 			md = checkfield(md,'fieldname','mask.ice_levelset','NaN',1,'size',[md.mesh.numberofvertices 1]);
 			isice=(md.mask.ice_levelset<=0);