diff --git a/bin/weeutil/weeutil.py b/bin/weeutil/weeutil.py
index 2ceb4f32..c1eb61c2 100644
--- a/bin/weeutil/weeutil.py
+++ b/bin/weeutil/weeutil.py
@@ -13,6 +13,7 @@ import StringIO
 import calendar
 import datetime
 import math
+import os
 import sys
 import syslog
 import time