diff --git a/__init__.py b/__init__.py
index c6d25622a3..888febc3e2 100644
--- a/__init__.py
+++ b/__init__.py
@@ -7,6 +7,7 @@ from .product import *
 from .stock import *
 from .configuration import *
 from .invoice import *
+from .party import PartyReplace
 
 
 def register():
@@ -35,6 +36,7 @@ def register():
         HandleShipmentException,
         HandleInvoiceException,
         ReturnSale,
+        PartyReplace,
         module='sale', type_='wizard')
     Pool.register(
         SaleReport,
diff --git a/party.py b/party.py
new file mode 100644
index 0000000000..4851e8700c
--- /dev/null
+++ b/party.py
@@ -0,0 +1,17 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+from trytond.pool import PoolMeta
+
+__all__ = ['PartyReplace']
+
+
+class PartyReplace:
+    __metaclass__ = PoolMeta
+    __name__ = 'party.replace'
+
+    @classmethod
+    def fields_to_replace(cls):
+        return super(PartyReplace, cls).fields_to_replace() + [
+            ('sale.sale', 'party'),
+            ('sale.sale', 'shipment_party'),
+            ]