diff --git a/tuf/log.py b/tuf/log.py
index a22bed2c..48e8639d 100755
--- a/tuf/log.py
+++ b/tuf/log.py
@@ -66,7 +66,6 @@
 
 import logging
 import time
-import os
 
 import tuf
 import tuf.formats