diff --git a/.zuul.yaml b/.zuul.yaml
index 1ec018d..ce95ded 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -1,6 +1,6 @@
 - project:
     templates:
-      - build-openstack-sphinx-docs
+      - build-openstack-docs-pti
     post:
       jobs:
         - publish-governance-sigs
diff --git a/setup.cfg b/setup.cfg
index c63af29..e3b2666 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -12,6 +12,7 @@ home-page = http://www.openstack.org/
 all_files = 1
 build-dir = doc/build
 source-dir = doc/source
+warning-is-error = 1
 
 [pbr]
 warnerrors = True
diff --git a/tox.ini b/tox.ini
index 0c07ec3..b575048 100644
--- a/tox.ini
+++ b/tox.ini
@@ -15,4 +15,4 @@ commands = {posargs}
 
 [testenv:docs]
 basepython = python3
-commands = python setup.py build_sphinx
+commands = sphinx-build -W -b html -d doc/build/doctrees doc/source doc/build/html