diff --git a/.coverage b/.coverage
index 09d9c48..e2e4542 100644
Binary files a/.coverage and b/.coverage differ
diff --git a/orm/models.py b/orm/models.py
index 05bf654..ecc0937 100644
--- a/orm/models.py
+++ b/orm/models.py
@@ -310,7 +310,7 @@ class ModelMetaclass(type):
         return new_model
 
 
-class Model(tuple, metaclass=ModelMetaclass):
+class Model(list, metaclass=ModelMetaclass):
     __abstract__ = True
 
     objects = QuerySet()