diff --git a/modules/util/abi_surfrad.py b/modules/util/abi_surfrad.py
index 394b44e3b6540d85a28f6f64b1c5bff445d7d1d4..3a3e295678f5b391d1380d03915adf4dfac83bae 100644
--- a/modules/util/abi_surfrad.py
+++ b/modules/util/abi_surfrad.py
@@ -130,8 +130,8 @@ def run_all(directory, out_directory, day_night='ANY', pattern='clavrx_*.nc', st
     total_num_not_missing = 0
     num_skip = 3
 
-    param_train_hist = np.zeros([20], dtype=np.int64)
-    param_valid_hist = np.zeros([20], dtype=np.int64)
+    param_train_hist = np.zeros([14], dtype=np.int64)
+    param_valid_hist = np.zeros([14], dtype=np.int64)
 
     for idx, data_f in enumerate(valid_files):
         if idx % num_skip == 0:  # if we want to skip some files