diff --git a/ietf/checks.py b/ietf/checks.py
index c7bec0f1b..e0ddba269 100644
--- a/ietf/checks.py
+++ b/ietf/checks.py
@@ -3,7 +3,6 @@
 
 
 import os
-import sys
 import time
 from textwrap import dedent
 from typing import List, Tuple      # pyflakes:ignore