diff --git a/eventlet/saranwrap.py b/eventlet/saranwrap.py
index 8af56f3..2847aa5 100644
--- a/eventlet/saranwrap.py
+++ b/eventlet/saranwrap.py
@@ -91,12 +91,6 @@ import os
 import struct
 import sys
 
-try:
-    set = set
-    frozenset = frozenset
-except NameError:
-    from sets import Set as set, ImmutableSet as frozenset
-
 from eventlet.processes import Process, DeadProcess
 from eventlet import api, pools