diff --git a/modules/icing/pirep_goes.py b/modules/icing/pirep_goes.py
index 61b0a004984b13732295e81c4dab84ec329c2e5d..d42a2059a224b29cb732414e908204f108b4ae08 100644
--- a/modules/icing/pirep_goes.py
+++ b/modules/icing/pirep_goes.py
@@ -557,8 +557,8 @@ 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[::12]
-    no_ice_tidx = no_ice_tidx[::12]
+    no_ice_keys = no_ice_keys[::8]
+    no_ice_tidx = no_ice_tidx[::8]
     print('no ice reduced: ', no_ice_keys.shape[0])
 
     sidxs = np.argsort(no_ice_keys)