diff --git a/account.py b/account.py
index 2e685d1289..d684a7bf88 100644
--- a/account.py
+++ b/account.py
@@ -25,8 +25,7 @@ class Configuration(metaclass=PoolMeta):
                 ],
             states={
                 'required': Eval('cash_rounding', False),
-                },
-            depends=['cash_rounding']))
+                }))
     cash_rounding_debit_account = fields.MultiValue(fields.Many2One(
             'account.account', "Cash Rounding Debit Account",
             domain=[
@@ -36,8 +35,7 @@ class Configuration(metaclass=PoolMeta):
                 ],
             states={
                 'required': Eval('cash_rounding', False),
-                },
-            depends=['cash_rounding']))
+                }))
 
     @classmethod
     def multivalue_model(cls, field):
@@ -62,16 +60,14 @@ class ConfigurationCashRoundingAccount(ModelSQL, CompanyValueMixin):
             ('type', '!=', None),
             ('closed', '!=', True),
             ('company', '=', Eval('company', -1)),
-            ],
-        depends=['company'])
+            ])
     cash_rounding_debit_account = fields.Many2One(
         'account.account', "Cash Rounding Debit Account",
         domain=[
             ('type', '!=', None),
             ('closed', '!=', True),
             ('company', '=', Eval('company', -1)),
-            ],
-        depends=['company'])
+            ])
 
 
 class Invoice(metaclass=PoolMeta):
@@ -81,8 +77,7 @@ class Invoice(metaclass=PoolMeta):
         "Cash Rounding",
         states={
             'readonly': Eval('state') != 'draft',
-            },
-        depends=['state'])
+            })
 
     @fields.depends('company', 'type')
     def on_change_company(self):
diff --git a/currency.py b/currency.py
index daf3712743..e890096db1 100644
--- a/currency.py
+++ b/currency.py
@@ -12,8 +12,7 @@ class Currency(metaclass=PoolMeta):
 
     cash_rounding = fields.Numeric(
         "Cash Rounding Factor",
-        digits=(12, Eval('digits', 6)),
-        depends=['digits'])
+        digits=(12, Eval('digits', 6)))
 
     def cash_round(self, amount, rounding=ROUND_HALF_EVEN):
         return self._round(amount, self.cash_rounding, rounding)
diff --git a/purchase.py b/purchase.py
index 511ebb09a0..f5cab31714 100644
--- a/purchase.py
+++ b/purchase.py
@@ -14,8 +14,7 @@ class Purchase(metaclass=PoolMeta):
         "Cash Rounding",
         states={
             'readonly': Eval('state') != 'draft',
-            },
-        depends=['state'])
+            })
 
     @fields.depends('party')
     def on_change_party(self):