diff --git a/src/xsarsea/gradients.py b/src/xsarsea/gradients.py
index ddd857b..34bce4a 100644
--- a/src/xsarsea/gradients.py
+++ b/src/xsarsea/gradients.py
@@ -12,11 +12,11 @@
 __all__ = ['Gradients', 'Gradients2D',
            'circ_smooth', 'PlotGradients', 'circ_hist']
 
+import cv2
 import numpy as np
 from scipy import signal, ndimage
 import xarray as xr
 import warnings
-import cv2
 from functools import reduce, partial
 from operator import mul
 from itertools import product
diff --git a/src/xsarsea/windspeed/gmfs_impl.py b/src/xsarsea/windspeed/gmfs_impl.py
index a650186..96c8b76 100644
--- a/src/xsarsea/windspeed/gmfs_impl.py
+++ b/src/xsarsea/windspeed/gmfs_impl.py
@@ -194,7 +194,7 @@ def gmf_cmodifr2(inc_angle, wind_speed, wind_dir):
 #    return sig
 
 
-@GmfModel.register(wspd_range=[3., 80.], inc_range=[17., 50.], pol='VH', units='linear', defer=True)
+@GmfModel.register(wspd_range=[3., 80.], pol='VH', units='linear', defer=True)
 def gmf_rs2_v2(incidence, speed, phi=None):
     """
     Radarsat-2 VH GMF : relation between sigma0, incidence and windspeed. 
@@ -249,7 +249,7 @@ def gmf_rs2_v2(incidence, speed, phi=None):
     return sig_Final
 
 
-@GmfModel.register(wspd_range=[3., 80.], inc_range=[17., 50.], pol='VH', units='linear', defer=True)
+@GmfModel.register(wspd_range=[3., 80.], pol='VH', units='linear', defer=True)
 def gmf_s1_v2(incidence, speed, phi=None):
     """
     Sentinel-1 VH GMF : relation between sigma0, incidence and windspeed.