diff --git a/aeolis/constants.py b/aeolis/constants.py
index 3502edb2..e7a4a601 100644
--- a/aeolis/constants.py
+++ b/aeolis/constants.py
@@ -109,6 +109,7 @@
         'germinate',                        # vegetation germination
         'lateral',                          # vegetation lateral expansion
         'vegfac',                           # Vegetation factor to modify shear stress by according to Raupach 1993
+        'fence_height',                     # Fence height
         'R',                                # [m] wave runup
         'eta',                              # [m] wave setup
         'sigma_s',                          # [m] swash
diff --git a/aeolis/wind.py b/aeolis/wind.py
index cfdbdc4f..c4f51d9c 100644
--- a/aeolis/wind.py
+++ b/aeolis/wind.py
@@ -121,10 +121,7 @@ def interpolate(s, p, t):
     s['uws'] = - s['uw'] * np.sin((-p['alfa'] + s['udir']) / 180. * np.pi)        # alfa [deg] is real world grid cell orientation (clockwise)
     s['uwn'] = - s['uw'] * np.cos((-p['alfa'] + s['udir']) / 180. * np.pi)
 
-    
-    if p['ny'] == 0:
-        s['uwn'][:,:] = 0.
-        
+          
     s['uw'] = np.abs(s['uw'])
     
     # Compute wind shear velocity