diff --git a/base_contact_function_partner_firstname/__init__.py b/base_contact_function_partner_firstname/__init__.py
index ecc058c07..610e74d61 100644
--- a/base_contact_function_partner_firstname/__init__.py
+++ b/base_contact_function_partner_firstname/__init__.py
@@ -20,4 +20,4 @@
 #
 ##############################################################################
 
-import res_partner
+from . import res_partner