diff --git a/tox.ini b/tox.ini
index c7671e0..0a75a22 100644
--- a/tox.ini
+++ b/tox.ini
@@ -29,12 +29,11 @@ commands = sphinx-build -a -E -d releasenotes/build/doctrees -b html releasenote
 
 [flake8]
 # H803 skipped on purpose per list discussion.
-# E123, E125 skipped as they are invalid PEP-8.
 # H404  multi line docstring should start with a summary
 # H405 multi line docstring summary not separated with an empty line
 ## TODO(ruhe) following checks should be fixed
 # E721 do not compare types, use 'isinstance()'
 show-source = True
-ignore = E123,E125,E721,H404,H405,H803
+ignore = E721,H404,H405,H803
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build