diff --git a/code/bolsonaro/trainer.py b/code/bolsonaro/trainer.py
index c543b853b28dd507002c0ce1bd0cca9048cb4202..aedf7f39b7364bc992fb49a167466c8bca44a0f6 100644
--- a/code/bolsonaro/trainer.py
+++ b/code/bolsonaro/trainer.py
@@ -166,7 +166,6 @@ class Trainer(object):
 
         if type(model) not in [RandomForestRegressor, RandomForestClassifier]:
             results = ModelRawResults(
-                model_object='',
                 training_time=self._end_time - self._begin_time,
                 datetime=datetime.datetime.now(),
                 train_score=self.__score_func(model, self._dataset.X_train, self._dataset.y_train, False),