diff --git a/tests/__init__.py b/tests/__init__.py
index 485e118..f41efb0 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,6 +1,7 @@
-# The COPYRIGHT file at the top level of this repository contains the full
-# copyright notices and license terms.
+# This file is part sale_opportunity_quote module for Tryton.
+# The COPYRIGHT file at the top level of this repository contains
+# the full copyright notices and license terms.
 
-from .test import suite
+from .test_sale_opportunity_quote import suite
 
 __all__ = ['suite']