Index: /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp
===================================================================
--- /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 18946)
+++ /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 18947)
@@ -3253,6 +3253,6 @@
 						/*hydrostatic equilibrium: */
 						IssmDouble rho_ice,rho_water,di;
-						rho_ice   = this->matpar->GetRhoIce();
-						rho_water = this->matpar->GetRhoWater();
+						rho_ice   = this->matpar->GetMaterialParameter(MaterialsRhoIceEnum);
+						rho_water = this->matpar->GetMaterialParameter(MaterialsRhoSeawaterEnum);
 						di        = rho_ice/rho_water;