diff --git a/python-package/xgboost/training.py b/python-package/xgboost/training.py
index 3204dc2b3..611a7fbff 100644
--- a/python-package/xgboost/training.py
+++ b/python-package/xgboost/training.py
@@ -122,7 +122,7 @@ def train(params, dtrain, num_boost_round=10, evals=(), obj=None, feval=None,
         stopping.
         If there's more than one metric in the **eval_metric** parameter given in
         **params**, the last metric will be used for early stopping.
-        If early stopping occurs, the model will have three additional fields:
+        If early stopping occurs, the model will have two additional fields:
         ``bst.best_score``, ``bst.best_iteration``.
     evals_result: dict
         This dictionary stores the evaluation results of all the items in watchlist.