diff --git a/configuration.py b/configuration.py
index 5685118d14..6a1ec87a77 100644
--- a/configuration.py
+++ b/configuration.py
@@ -4,7 +4,7 @@ from trytond import backend
 from trytond.model import (ModelView, ModelSQL, ModelSingleton, ValueMixin,
     fields)
 from trytond.pool import Pool
-from trytond.pyson import Eval
+from trytond.pyson import Eval, Id
 from trytond.tools.multivalue import migrate_property
 from trytond.modules.company.model import (
     CompanyMultiValueMixin, CompanyValueMixin)
@@ -42,7 +42,7 @@ class Configuration(
             domain=[
                 ('company', 'in',
                     [Eval('context', {}).get('company', -1), None]),
-                ('code', '=', 'sale.sale'),
+                ('sequence_type', '=', Id('sale', 'sequence_type_sale')),
                 ]))
     sale_invoice_method = fields.MultiValue(sale_invoice_method)
     get_sale_invoice_methods = get_sale_methods('invoice_method')
@@ -74,7 +74,7 @@ class ConfigurationSequence(ModelSQL, CompanyValueMixin):
         'ir.sequence', "Sale Sequence", required=True,
         domain=[
             ('company', 'in', [Eval('company', -1), None]),
-            ('code', '=', 'sale.sale'),
+            ('sequence_type', '=', Id('sale', 'sequence_type_sale')),
             ],
         depends=['company'])
 
diff --git a/sale.py b/sale.py
index 63ade066bc..cd84884440 100644
--- a/sale.py
+++ b/sale.py
@@ -761,14 +761,13 @@ class Sale(
         Fill the number field with the sale sequence
         '''
         pool = Pool()
-        Sequence = pool.get('ir.sequence')
         Config = pool.get('sale.configuration')
 
         config = Config(1)
         for sale in sales:
             if sale.number:
                 continue
-            sale.number = Sequence.get_id(config.sale_sequence.id)
+            sale.number = config.sale_sequence.get()
         cls.save(sales)
 
     @classmethod
diff --git a/sale.xml b/sale.xml
index dc7d2fb00b..9c8166a8f9 100644
--- a/sale.xml
+++ b/sale.xml
@@ -362,7 +362,6 @@ this repository contains the full copyright notices and license terms. -->
 
         <record model="ir.sequence.type" id="sequence_type_sale">
             <field name="name">Sale</field>
-            <field name="code">sale.sale</field>
         </record>
         <record model="ir.sequence.type-res.group"
             id="sequence_type_sale_group_admin">
@@ -377,7 +376,7 @@ this repository contains the full copyright notices and license terms. -->
 
         <record model="ir.sequence" id="sequence_sale">
             <field name="name">Sale</field>
-            <field name="code">sale.sale</field>
+            <field name="sequence_type" ref="sequence_type_sale"/>
         </record>
 
         <record model="ir.action.report" id="report_sale">