spelling
diff --git a/Lib/dbhash.py b/Lib/dbhash.py
index 601d69b..a5d5375 100644
--- a/Lib/dbhash.py
+++ b/Lib/dbhash.py
@@ -2,7 +2,7 @@
 
 import sys
 import warnings
-warnings.warnpy3k("in 3.x, the dbhash module has been removed", stackless=2)
+warnings.warnpy3k("in 3.x, the dbhash module has been removed", stacklevel=2)
 try:
     import bsddb
 except ImportError: