diff --git a/srcF/sfx_surface.f90 b/srcF/sfx_surface.f90
index f1610df178a3b2424e5e807aa3eaf4beb42d6990..81a5518bca9d3778b9550cc1873bdf2dc5330c9e 100644
--- a/srcF/sfx_surface.f90
+++ b/srcF/sfx_surface.f90
@@ -106,10 +106,10 @@ module sfx_surface
 
 
     integer, public, parameter :: ocean_z0t_id = z0t_kl_water     !< ocean surface
-    integer, public, parameter :: land_z0t_id = z0t_mix        !< land surface
+    integer, public, parameter :: land_z0t_id = z0t_kl_land        !< land surface
     integer, public, parameter :: lake_z0t_id = z0t_kl_water        !< lake surface
     integer, public, parameter :: snow_z0t_id = z0t_ot         !< snow covered surface    
-    integer, public, parameter :: forest_z0t_id = z0t_mix      !< forest csurface  
+    integer, public, parameter :: forest_z0t_id = z0t_kl_land      !< forest csurface  
     integer, public, parameter :: usersf_z0t_id = z0t_kl_water      !< user surface  
     integer, public, parameter :: ice_z0t_id = z0t_ot     !< user surface