diff --git a/party.py b/party.py
index 8d54c9c..8f14d02 100644
--- a/party.py
+++ b/party.py
@@ -49,8 +49,8 @@ class PartyInvoiceTo(ModelSQL, CompanyValueMixin):
 
     @classmethod
     def __register__(cls, module_name):
-        TableHandler = backend.get('TableHandler')
-        exist = TableHandler.table_exist(cls._table)
+        table = cls.__table_handler__(module_name)
+        exist = table.table_exist(cls._table)
 
         super(PartyInvoiceTo, cls).__register__(module_name)