diff --git a/Lib/new.py b/Lib/new.py
index 99a1c3f..a3298b6 100644
--- a/Lib/new.py
+++ b/Lib/new.py
@@ -3,6 +3,9 @@
 This module is no longer required except for backward compatibility.
 Objects of most types can now be created by calling the type object.
 """
+from warnings import warn as _warn
+_warn("The 'new' module is not supported in 3.x, use the 'types' module "
+    "instead.", DeprecationWarning, 2)
 
 from types import ClassType as classobj
 from types import FunctionType as function