diff --git a/tox.ini b/tox.ini
index 7bc1904..c869703 100644
--- a/tox.ini
+++ b/tox.ini
@@ -38,7 +38,7 @@ commands = python setup.py build_sphinx
 
 [testenv:releasenotes]
 commands =
-  sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html
+  sphinx-build -a -E -W -d releasenotes/build/doctrees --keep-going -b html releasenotes/source releasenotes/build/html
 
 [testenv:debug]
 commands = oslo_debug_helper {posargs}