diff --git a/zaza/openstack/charm_tests/tempest/templates/tempest_v2.py b/zaza/openstack/charm_tests/tempest/templates/tempest_v2.py
index e4b94ba..ecca5ce 100644
--- a/zaza/openstack/charm_tests/tempest/templates/tempest_v2.py
+++ b/zaza/openstack/charm_tests/tempest/templates/tempest_v2.py
@@ -36,6 +36,7 @@ uri = {proto}://{keystone}:5000/v2.0
 auth_version = v2
 admin_role = Admin
 region = RegionOne
+disable_ssl_certificate_validation = true
 
 [identity-feature-enabled]
 api_v2 = true
diff --git a/zaza/openstack/charm_tests/tempest/templates/tempest_v3.py b/zaza/openstack/charm_tests/tempest/templates/tempest_v3.py
index 6f71765..f189ad5 100644
--- a/zaza/openstack/charm_tests/tempest/templates/tempest_v3.py
+++ b/zaza/openstack/charm_tests/tempest/templates/tempest_v3.py
@@ -38,6 +38,7 @@ admin_role = Admin
 region = RegionOne
 default_domain_id = {default_domain_id}
 admin_domain_scope = true
+disable_ssl_certificate_validation = true
 
 [identity-feature-enabled]
 api_v2 = false