diff --git a/lib/glance b/lib/glance
index bf0643b..0431bba 100644
--- a/lib/glance
+++ b/lib/glance
@@ -205,7 +205,7 @@
     iniset $GLANCE_CACHE_CONF DEFAULT use_syslog $SYSLOG
     iniset $GLANCE_CACHE_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
     iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_url
-    iniset $GLANCE_CACHE_CONF DEFAULT auth_url $KEYSTONE_AUTH_URI/v3
+    iniset $GLANCE_CACHE_CONF DEFAULT auth_url $KEYSTONE_AUTH_URI/v2.0
     iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_tenant_name
     iniset $GLANCE_CACHE_CONF DEFAULT admin_tenant_name $SERVICE_TENANT_NAME
     iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_user
diff --git a/lib/heat b/lib/heat
index 3c3be79..df44b76 100644
--- a/lib/heat
+++ b/lib/heat
@@ -167,7 +167,7 @@
     iniset $HEAT_CONF clients_keystone auth_uri $KEYSTONE_AUTH_URI
 
     # ec2authtoken
-    iniset $HEAT_CONF ec2authtoken auth_uri $KEYSTONE_SERVICE_URI/v3
+    iniset $HEAT_CONF ec2authtoken auth_uri $KEYSTONE_SERVICE_URI/v2.0
 
     # OpenStack API
     iniset $HEAT_CONF heat_api bind_port $HEAT_API_PORT
diff --git a/lib/nova_plugins/hypervisor-ironic b/lib/nova_plugins/hypervisor-ironic
index 2aa9b12..c6ed85d 100644
--- a/lib/nova_plugins/hypervisor-ironic
+++ b/lib/nova_plugins/hypervisor-ironic
@@ -47,7 +47,7 @@
     # ironic section
     iniset $NOVA_CONF ironic admin_username admin
     iniset $NOVA_CONF ironic admin_password $ADMIN_PASSWORD
-    iniset $NOVA_CONF ironic admin_url $KEYSTONE_AUTH_URI/v3
+    iniset $NOVA_CONF ironic admin_url $KEYSTONE_AUTH_URI/v2.0
     iniset $NOVA_CONF ironic admin_tenant_name demo
     iniset $NOVA_CONF ironic api_endpoint $IRONIC_SERVICE_PROTOCOL://$IRONIC_HOSTPORT/v1
 }
diff --git a/lib/tempest b/lib/tempest
index 4a289fa..3c34aad 100644
--- a/lib/tempest
+++ b/lib/tempest
@@ -259,7 +259,6 @@
     # Identity
     iniset $TEMPEST_CONFIG identity uri "$KEYSTONE_SERVICE_PROTOCOL://$KEYSTONE_SERVICE_HOST:5000/v2.0/"
     iniset $TEMPEST_CONFIG identity uri_v3 "$KEYSTONE_SERVICE_URI_V3"
-    iniset $TEMPEST_CONFIG identity auth_version ${TEMPEST_AUTH_VERSION:-v3}
     if [[ "$TEMPEST_HAS_ADMIN" == "True" ]]; then
         iniset $TEMPEST_CONFIG auth admin_username $ADMIN_USERNAME
         iniset $TEMPEST_CONFIG auth admin_password "$password"
@@ -270,6 +269,10 @@
     if [ "$ENABLE_IDENTITY_V2" == "False" ]; then
         # Only Identity v3 is available; then skip Identity API v2 tests
         iniset $TEMPEST_CONFIG identity-feature-enabled api_v2 False
+        # In addition, use v3 auth tokens for running all Tempest tests
+        iniset $TEMPEST_CONFIG identity auth_version v3
+    else
+        iniset $TEMPEST_CONFIG identity auth_version ${TEMPEST_AUTH_VERSION:-v2}
     fi
 
     if is_ssl_enabled_service "key" || is_service_enabled tls-proxy; then