diff --git a/srcF/sfx_z0t_all_surface.f90 b/srcF/sfx_z0t_all_surface.f90
index 88d2e0ae66fe93c297150815fc6137824556b027..39a570e3567fd20b8af52870bdc229b697257f07 100644
--- a/srcF/sfx_z0t_all_surface.f90
+++ b/srcF/sfx_z0t_all_surface.f90
@@ -75,7 +75,7 @@ module sfx_z0t_all_surface
             B = min(B, B_max_ocean)
        
        z0_t = z0_m / exp(B)
-       write(*,*) 'kl_water', z0_t, B
+       !write(*,*) 'kl_water', z0_t, B
      end subroutine