diff --git a/requirements.txt b/requirements.txt
index 0c902746..6a3271b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,3 @@ Jinja2>=2.6  # BSD License (3 clause)
 six>=1.9.0
 dnspython>=1.12.0
 psutil>=1.1.1,<2.0.0
-python-keystoneclient>=1.6.0,!=1.8.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 9efce980..9edd4bbf 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,14 +11,17 @@ requests==2.6.0
 # Liberty client lower constraints
 amulet>=1.14.3,<2.0
 bundletester>=0.6.1,<1.0
-python-ceilometerclient>=1.5.0,<2.0
-python-cinderclient>=1.4.0,<2.0
-python-glanceclient>=1.1.0,<2.0
-python-heatclient>=0.8.0,<1.0
-python-neutronclient>=3.1.0,<4.0
-python-novaclient>=2.30.1,<3.0
-python-openstackclient>=1.7.0,<2.0
-python-swiftclient>=2.6.0,<3.0
+python-ceilometerclient>=1.5.0
+python-cinderclient>=1.4.0
+python-glanceclient>=1.1.0
+python-heatclient>=0.8.0
+python-keystoneclient>=1.7.1
+python-neutronclient>=3.1.0
+python-novaclient>=2.30.1
+python-openstackclient>=1.7.0
+python-swiftclient>=2.6.0
 pika>=0.10.0,<1.0
 distro-info
 # END: Amulet OpenStack Charm Helper Requirements
+# NOTE: workaround for 14.04 pip/tox
+pytz
diff --git a/tox.ini b/tox.ini
index 1610be31..7c2936e3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -21,6 +21,11 @@ basepython = python2.7
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 
+[testenv:py35]
+basepython = python3.5
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+
 [testenv:pep8]
 basepython = python2.7
 deps = -r{toxinidir}/requirements.txt