diff --git a/modules/purchase_trade/stock.py b/modules/purchase_trade/stock.py
index 8702198..c5d4f6b 100755
--- a/modules/purchase_trade/stock.py
+++ b/modules/purchase_trade/stock.py
@@ -640,7 +640,7 @@ class ShipmentIn(metaclass=PoolMeta):
         for sh in shipments:
             sh.result = "Email not sent"
             if sh.controller:
-                Contact = Pool().get('party.contact.mechanism')
+                Contact = Pool().get('party.contact_mechanism')
                 contact = Contact.search(['party','=',sh.controller.id])
                 if contact:
                     # f = open("/tmp/instruction.pdf", "rb")