diff --git a/ansible/roles/nova/defaults/main.yml b/ansible/roles/nova/defaults/main.yml
index 08a440e294..2d80abf33e 100644
--- a/ansible/roles/nova/defaults/main.yml
+++ b/ansible/roles/nova/defaults/main.yml
@@ -71,9 +71,13 @@ nova_compute_ironic_image_full: "{{ nova_compute_ironic_image }}:{{ nova_compute
 ####################
 # OpenStack
 ####################
-nova_admin_endpoint: "{{ admin_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
-nova_internal_endpoint: "{{ internal_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
-nova_public_endpoint: "{{ public_protocol }}://{{ kolla_external_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
+nova_legacy_admin_endpoint: "{{ admin_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
+nova_legacy_internal_endpoint: "{{ internal_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
+nova_legacy_public_endpoint: "{{ public_protocol }}://{{ kolla_external_fqdn }}:{{ nova_api_port }}/v2/%(tenant_id)s"
+
+nova_admin_endpoint: "{{ admin_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2.1/%(tenant_id)s"
+nova_internal_endpoint: "{{ internal_protocol }}://{{ kolla_internal_fqdn }}:{{ nova_api_port }}/v2.1/%(tenant_id)s"
+nova_public_endpoint: "{{ public_protocol }}://{{ kolla_external_fqdn }}:{{ nova_api_port }}/v2.1/%(tenant_id)s"
 
 nova_logging_debug: "{{ openstack_logging_debug }}"
 
diff --git a/ansible/roles/nova/tasks/register.yml b/ansible/roles/nova/tasks/register.yml
index 5e21849560..a1b87e5c1d 100644
--- a/ansible/roles/nova/tasks/register.yml
+++ b/ansible/roles/nova/tasks/register.yml
@@ -2,9 +2,9 @@
 - name: Creating the Nova service and endpoint
   command: docker exec -t kolla_toolbox /usr/bin/ansible localhost
     -m kolla_keystone_service
-    -a "service_name=nova
-        service_type=compute
-        description='Openstack Compute'
+    -a "service_name={{ item.name }}
+        service_type={{ item.service_type }}
+        description='{{ item.description }}'
         endpoint_region={{ openstack_region_name }}
         url='{{ item.url }}'
         interface='{{ item.interface }}'
@@ -18,9 +18,12 @@
   delay: 5
   run_once: True
   with_items:
-    - {'interface': 'admin', 'url': '{{ nova_admin_endpoint }}'}
-    - {'interface': 'internal', 'url': '{{ nova_internal_endpoint }}'}
-    - {'interface': 'public', 'url': '{{ nova_public_endpoint }}'}
+    - {'name': 'nova_legacy', 'service_type': 'compute_legacy', 'interface': 'admin', 'url': '{{ nova_legacy_admin_endpoint }}', 'description': 'OpenStack Compute Service (Legacy 2.0)'}
+    - {'name': 'nova_legacy', 'service_type': 'compute_legacy', 'interface': 'internal', 'url': '{{ nova_legacy_internal_endpoint }}', 'description': 'OpenStack Compute Service (Legacy 2.0)'}
+    - {'name': 'nova_legacy', 'service_type': 'compute_legacy', 'interface': 'public', 'url': '{{ nova_legacy_public_endpoint }}', 'description': 'OpenStack Compute Service (Legacy 2.0)'}
+    - {'name': 'nova', 'service_type': 'compute', 'interface': 'admin', 'url': '{{ nova_admin_endpoint }}', 'description': 'OpenStack Compute Service'}
+    - {'name': 'nova', 'service_type': 'compute', 'interface': 'internal', 'url': '{{ nova_internal_endpoint }}', 'description': 'OpenStack Compute Service'}
+    - {'name': 'nova', 'service_type': 'compute', 'interface': 'public', 'url': '{{ nova_public_endpoint }}', 'description': 'OpenStack Compute Service'}
 
 - name: Creating the Nova project, user, and role
   command: docker exec -t kolla_toolbox /usr/bin/ansible localhost
diff --git a/ansible/roles/nova/tasks/upgrade.yml b/ansible/roles/nova/tasks/upgrade.yml
index f8f2f7deec..2e7cb4a029 100644
--- a/ansible/roles/nova/tasks/upgrade.yml
+++ b/ansible/roles/nova/tasks/upgrade.yml
@@ -8,6 +8,8 @@
 
 - include: bootstrap_service.yml
 
+- include: register.yml
+
 - name: Checking if conductor container needs upgrading
   kolla_docker:
     action: "compare_image"
diff --git a/releasenotes/notes/enable-nova-microversion-b445f22548b41c2a.yaml b/releasenotes/notes/enable-nova-microversion-b445f22548b41c2a.yaml
new file mode 100644
index 0000000000..8919331d47
--- /dev/null
+++ b/releasenotes/notes/enable-nova-microversion-b445f22548b41c2a.yaml
@@ -0,0 +1,3 @@
+---
+features:
+  - Enable the nova microversion api