diff --git a/requests/core.py b/requests/core.py
index 1ddd2bd3..731c63dd 100644
--- a/requests/core.py
+++ b/requests/core.py
@@ -13,6 +13,7 @@
 import urllib
 import urllib2
 
+from urllib2 import HTTPError
 
 try:
 	import eventlet