diff --git a/.zuul.yaml b/.zuul.yaml
new file mode 100644
index 0000000..67a39c4
--- /dev/null
+++ b/.zuul.yaml
@@ -0,0 +1,7 @@
+- project:
+    check:
+      jobs:
+        - openstack-tox-lower-constraints
+    gate:
+      jobs:
+        - openstack-tox-lower-constraints
diff --git a/lower-constraints.txt b/lower-constraints.txt
new file mode 100644
index 0000000..1117cfa
--- /dev/null
+++ b/lower-constraints.txt
@@ -0,0 +1,55 @@
+alabaster==0.7.10
+appdirs==1.3.0
+Babel==2.3.4
+coverage==4.0
+debtcollector==1.2.0
+docutils==0.11
+dulwich==0.15.0
+extras==1.0.0
+fixtures==3.0.0
+flake8==2.2.4
+flake8-docstrings==0.2.1.post1
+hacking==0.10.3
+imagesize==0.7.1
+iso8601==0.1.11
+Jinja2==2.10
+keystoneauth1==3.4.0
+linecache2==1.0.0
+MarkupSafe==1.0
+mccabe==0.2.1
+mock==2.0.0
+monotonic==0.6
+mox3==0.20.0
+msgpack-python==0.4.0
+netaddr==0.7.18
+netifaces==0.10.4
+openstackdocstheme==1.18.1
+os-client-config==1.28.0
+oslo.config==5.2.0
+oslo.i18n==3.15.3
+oslo.serialization==2.18.0
+oslo.utils==3.33.0
+oslotest==3.2.0
+pbr==2.0.0
+pep257==0.7.0
+pep8==1.5.7
+pyflakes==0.8.1
+Pygments==2.2.0
+pyparsing==2.1.0
+python-mimeparse==1.6.0
+python-subunit==1.0.0
+pytz==2013.6
+PyYAML==3.12
+requests==2.14.2
+requestsexceptions==1.2.0
+rfc3986==0.3.1
+six==1.10.0
+snowballstemmer==1.2.1
+Sphinx==1.6.2
+sphinxcontrib-websupport==1.0.1
+stevedore==1.20.0
+testrepository==0.0.18
+testtools==2.2.0
+traceback2==1.4.0
+unittest2==1.1.0
+wrapt==1.7.0
diff --git a/tox.ini b/tox.ini
index 1ac233c..7423a30 100644
--- a/tox.ini
+++ b/tox.ini
@@ -45,3 +45,10 @@ show-source = True
 # D401: First line should be in imperative mood
 ignore = H405,D100,D101,D102,D103,D104,D105,D200,D202,D203,D204,D205,D208,D400,D401
 exclude = .tox,dist,doc,*.egg,build
+
+[testenv:lower-constraints]
+basepython = python3
+deps =
+  -c{toxinidir}/lower-constraints.txt
+  -r{toxinidir}/test-requirements.txt
+  -r{toxinidir}/requirements.txt