diff --git a/tox.ini b/tox.ini
index 75fa3597..9624c683 100644
--- a/tox.ini
+++ b/tox.ini
@@ -56,9 +56,8 @@ commands = python setup.py build_sphinx
 # E128 continuation line under-indented for visual indent
 # E129 visually indented line with same indent as next logical line
 # E265 block comment should start with '# '
-# H402 one line docstring needs punctuation
 # N530 direct neutron imports not allowed
-ignore = E125,E126,E128,E129,E265,H301,H402,N530
+ignore = E125,E126,E128,E129,E265,H301,N530
 show-source = true
 
 exclude = .venv,.git,.tox,dist,doc,*lib/python*,*egg,build,tools,.ropeproject,rally-scenarios