diff --git a/test/lint/check-doc.py b/test/lint/check-doc.py
--- a/test/lint/check-doc.py
+++ b/test/lint/check-doc.py
@@ -14,7 +14,6 @@
 from subprocess import check_output
 from pprint import PrettyPrinter
 import re
-import sys
 
 FOLDER_SRC = 'src'
 FOLDER_TEST = 'src/test/'