Index: /issm/trunk-jpl/test/NightlyRun/test423.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test423.m	(revision 15952)
+++ /issm/trunk-jpl/test/NightlyRun/test423.m	(revision 15953)
@@ -34,4 +34,5 @@
 vel_soft=(md.results.TransientSolution.Vel);
 
+md.mask.groundedice_levelset=md.geometry.thickness + md.materials.rho_water/md.materials.rho_ice*md.geometry.bathymetry;
 md.groundingline.migration='SubelementMigration';
 md=solve(md,TransientSolutionEnum());
Index: /issm/trunk-jpl/test/NightlyRun/test423.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test423.py	(revision 15952)
+++ /issm/trunk-jpl/test/NightlyRun/test423.py	(revision 15953)
@@ -45,4 +45,5 @@
 vel_soft=md.results.TransientSolution[0].Vel
 
+md.mask.groundedice_levelset=md.geometry.thickness + md.materials.rho_water/md.materials.rho_ice*md.geometry.bathymetry
 md.groundingline.migration='SubelementMigration'
 md=solve(md,TransientSolutionEnum())