diff --git a/proteus/proteus/tests/test_model.py b/proteus/proteus/tests/test_model.py
index fe8d5da023..14e26b5129 100644
--- a/proteus/proteus/tests/test_model.py
+++ b/proteus/proteus/tests/test_model.py
@@ -196,9 +196,8 @@ class TestModel(ProteusTestCase):
         group.save()
 
         ModelAccess = Model.get('ir.model.access')
-        Model_ = Model.get('ir.model')
         model_access = ModelAccess()
-        model_access.model = Model_.find([('model', '=', 'res.group')])[0]
+        model_access.model = 'res.group'
         model_access.perm_read = True
         model_access.perm_write = True
         model_access.perm_create = True