diff --git a/choice_learn/data/choice_dataset.py b/choice_learn/data/choice_dataset.py
index 4bdee821..848bdc70 100644
--- a/choice_learn/data/choice_dataset.py
+++ b/choice_learn/data/choice_dataset.py
@@ -52,8 +52,8 @@ def __init__(
             over the different choices, default is None
         features_by_ids : list of (name, FeaturesStorage)
             List of Storage objects. Their name must correspond to a feature name
-            among shared_items, contexts,
-            contexts_items and their ids must match to those features values. Default is []
+            among shared_features_by_choice or items_features_by_choice
+            and their ids must match to those features values. Default is []
         shared_features_by_choice_names : tuple of (array_like, )
             list of names of the contexts_features, default is None
         items_features_by_choice_names : tuple of (array_like, )