diff --git a/trytond/model/fields/field.py b/trytond/model/fields/field.py
index 6ee997ceab..9d2758b7d9 100644
--- a/trytond/model/fields/field.py
+++ b/trytond/model/fields/field.py
@@ -445,7 +445,6 @@ class Field(object):
             'context': encoder.encode(self.context),
             'loading': self.loading,
             'name': self.name,
-            'depends': self.depends,
             'on_change': list(self.on_change),
             'on_change_with': list(self.on_change_with),
             'readonly': self.readonly,