diff --git a/bitbake/lib/bb/fetch2/hg.py b/bitbake/lib/bb/fetch2/hg.py
index bbb4ed95dc..3b743ff51d 100644
--- a/bitbake/lib/bb/fetch2/hg.py
+++ b/bitbake/lib/bb/fetch2/hg.py
@@ -28,6 +28,7 @@ import os
 import sys
 import logging
 import bb
+import errno
 from bb import data
 from bb.fetch2 import FetchMethod
 from bb.fetch2 import FetchError