diff --git a/dataset.py b/dataset.py
index 2f6408a..a52d9a6 100644
--- a/dataset.py
+++ b/dataset.py
@@ -108,12 +108,12 @@ def create_dataset_from_flows(user_flow_df, char_dict, max_len, window_size=10,
     for i, user_flow in enumerate(get_flow_per_user(user_flow_df)):
         (domain_windows, feature_windows) = get_user_chunks(user_flow,
                                                             windowSize=window_size,
-                                                            overlapping=True,
+                                                            overlapping=False,
                                                             maxLengthInSeconds=-1)
         domains += domain_windows
         features += feature_windows
         # TODO: remove later
-        if i >= 10:
+        if i >= 50:
             break
 
     print("create training dataset")