diff --git a/docs/sphinxext/mantiddoc/doctest.py b/docs/sphinxext/mantiddoc/doctest.py
index 460e980f5a14032fb9b9c7d1b1956169f67f0267..8b456db4da45fa17784b576879775689a6e04a41 100644
--- a/docs/sphinxext/mantiddoc/doctest.py
+++ b/docs/sphinxext/mantiddoc/doctest.py
@@ -123,7 +123,6 @@
     0 failures in setup code
     0 failures in cleanup code
 """
-from functools import reduce
 import re
 try:
     import lxml.etree as ElementTree