diff --git a/swash/sws/SPEC_buoy.sws b/swash/sws/SPEC_buoy.sws
index d0d2b1f..9b60728 100644
--- a/swash/sws/SPEC_buoy.sws
+++ b/swash/sws/SPEC_buoy.sws
@@ -8,7 +8,6 @@ MODE DYN ONED
 $************************     GRIDS     ***************************************
 CGRID REG -1450 0 0 1750 0 1750 0 
 INPGRID BOT REG -1450 0 0 1750 0 1 0   $x0 y0 theta nx-1 ny-1 dx dy  
-VERT 2 $nb couches 
 READ BOTTOM -1 'bathy.dat' 3 0 FREE
 
 INPGRID PORO REG -1450 0 0 1750 0 1 0