diff --git a/scrapy/squeues.py b/scrapy/squeues.py
index e4de197e5..38f3934f7 100644
--- a/scrapy/squeues.py
+++ b/scrapy/squeues.py
@@ -2,7 +2,6 @@
 Scheduler queues
 """
 
-import errno
 import marshal
 import os
 import os.path