diff --git a/coworking_coworker/tests/test_coworking_coworker.py b/coworking_coworker/tests/test_coworking_coworker.py
index 2efd8c8..fc35285 100644
--- a/coworking_coworker/tests/test_coworking_coworker.py
+++ b/coworking_coworker/tests/test_coworking_coworker.py
@@ -50,17 +50,11 @@ class TestCoworkingCoworker(TransactionCase):
 
     def test_manage_coworker_type(self):
         """ Test that non-coworker have not coworker_type fixed """
-        homer = self.env['res.partner'].create({'name': 'Homer Simpson', 'is_coworker': False})
-        self.assertFalse(homer.coworker_type)
+        self.homer.write({'is_coworker': False})
+        self.assertFalse(self.homer.coworker_type)
 
-        homer = self.env['res.partner'].create({'name': 'Homer Simpson',
-                                                'is_coworker': True,
-                                                'coworker_type': 'visitor'})
-        self.assertEqual(homer.coworker_type, 'visitor')
+        self.homer.write({'coworker_type': 'visitor'})
+        self.assertEqual(self.homer.coworker_type, 'visitor')
 
-
-        homer = self.env['res.partner'].create({'name': 'Homer Simpson',
-                                                'is_coworker': False,
-                                                'coworker_type': 'staffer'})
-
-        self.assertFalse(homer.coworker_type)
+        self.homer.write({'is_coworker': False, 'coworker_type': 'staffer'})
+        self.assertFalse(self.homer.coworker_type)