diff --git a/party.py b/party.py
index 00374e5d37..5eeb8eb317 100644
--- a/party.py
+++ b/party.py
@@ -5,6 +5,7 @@ from trytond.model import fields
 from trytond.pool import PoolMeta
 
 __metaclass__ = PoolMeta
+__all__ = ['Party']
 
 
 class Party: