diff --git a/docs/ref/models/instances.txt b/docs/ref/models/instances.txt
index da567d29ec..b461790300 100644
--- a/docs/ref/models/instances.txt
+++ b/docs/ref/models/instances.txt
@@ -100,7 +100,7 @@ are loaded from the database::
         instance._state.adding = False
         instance._state.db = db
         # customization to store the original field values on the instance
-        instance._loaded_values = zip(field_names, values)
+        instance._loaded_values = dict(zip(field_names, values))
         return instance
 
     def save(self, *args, **kwargs):