diff --git a/tests/test_sale_extra.py b/tests/test_sale_extra.py
index 3d7659e708..907186d5f9 100644
--- a/tests/test_sale_extra.py
+++ b/tests/test_sale_extra.py
@@ -7,8 +7,10 @@ from trytond.tests.test_tryton import ModuleTestCase
 from trytond.tests.test_tryton import doctest_teardown
 from trytond.tests.test_tryton import doctest_checker
 
+from trytond.modules.company.tests import CompanyMultiValueTestMixin
 
-class SaleExtraTestCase(ModuleTestCase):
+
+class SaleExtraTestCase(CompanyMultiValueTestMixin, ModuleTestCase):
     'Test Sale Extra module'
     module = 'sale_extra'