diff --git a/__init__.py b/__init__.py
index c33b814fde..f4a19897dd 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,5 +1,5 @@
 #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 connection import *
-from res import *
+from .connection import *
+from .res import *
diff --git a/tests/__init__.py b/tests/__init__.py
index ac50bc163a..3670e97900 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,4 +1,4 @@
 #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 test_ldap_authentication import suite
+from .test_ldap_authentication import suite