diff --git a/tox.ini b/tox.ini
index 59fe355..0b7d269 100644
--- a/tox.ini
+++ b/tox.ini
@@ -87,22 +87,22 @@ deps =
 
 [testenv:func31]
 setenv =
-  TEST_JUJU_CHANNEL = 3.3/stable
+  TEST_JUJU_CHANNEL = 3.1/stable
 changedir = {toxinidir}/tests/functional
 commands =
   functest-run-suite {posargs:--keep-faulty-model}
 deps =
-  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza[juju-31]
+  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza
   -r {toxinidir}/tests/functional/requirements.txt
 
 [testenv:func32]
 setenv =
-  TEST_JUJU_CHANNEL = 3.3/stable
+  TEST_JUJU_CHANNEL = 3.2/stable
 changedir = {toxinidir}/tests/functional
 commands =
   functest-run-suite {posargs:--keep-faulty-model}
 deps =
-  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza[juju-32]
+  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza
   -r {toxinidir}/tests/functional/requirements.txt
 
 [testenv:func33]
@@ -112,5 +112,5 @@ changedir = {toxinidir}/tests/functional
 commands =
   functest-run-suite {posargs:--keep-faulty-model}
 deps =
-  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza[juju-33]
+  git+https://github.com/openstack-charmers/zaza.git@libjuju-3.1#egg=zaza
   -r {toxinidir}/tests/functional/requirements.txt