diff --git a/modules/icing/pirep_goes.py b/modules/icing/pirep_goes.py
index 691e9b2e5f8484a06e00aec2b71051bf7d9c9b4c..e216583b434abc69f083a1ee72392410d265f4aa 100644
--- a/modules/icing/pirep_goes.py
+++ b/modules/icing/pirep_goes.py
@@ -565,8 +565,8 @@ def process(ice_dct, no_ice_dct, neg_ice_dct):
     ridxs = np.random.permutation(np.arange(no_ice_keys.shape[0]))
     no_ice_keys = no_ice_keys[ridxs]
     no_ice_tidx = no_ice_tidx[ridxs]
-    no_ice_keys = no_ice_keys[::16]
-    no_ice_tidx = no_ice_tidx[::16]
+    no_ice_keys = no_ice_keys[::14]
+    no_ice_tidx = no_ice_tidx[::14]
     print('no ice reduced: ', no_ice_keys.shape[0])
 
     sidxs = np.argsort(no_ice_keys)