diff --git a/Lib/user.py b/Lib/user.py
index e550e52..596f0a7 100644
--- a/Lib/user.py
+++ b/Lib/user.py
@@ -20,6 +20,9 @@
 wishes to do different things depending on the Python version.
 
 """
+from warnings import warnpy3k
+warnpy3k("the user module has been removed in Python 3.0", stacklevel=2)
+del warnpy3k
 
 import os