diff --git a/deployment/ceph-ansible/ceph-mon.yaml b/deployment/ceph-ansible/ceph-mon.yaml
index c893af1239..00fe98cbbe 100644
--- a/deployment/ceph-ansible/ceph-mon.yaml
+++ b/deployment/ceph-ansible/ceph-mon.yaml
@@ -108,5 +108,22 @@ outputs:
                 copy:
                   dest: "{{playbook_dir}}/ceph-ansible/group_vars/mons.yml"
                   content: "{{ceph_ansible_group_vars_mons|to_nice_yaml}}"
+        - - name: ceph_base_external_deploy_finish
+            # NOTE(gfidente): enforce minimum client version to mimic to use RBD clone v2 with Cinder
+            when: step|int == 3
+            become: true
+            tags:
+              - ceph
+            block:
+              - name: Get ceph-mon container ID
+                # Supposed to work with cephadm and ceph-ansible formats
+                # ceph-4b5c8c0a-ff60-454b-a1b4-9747aa737d19-mon.standalone.localdomain
+                # ceph-mon-standalone
+                command: "{{ container_cli }} ps -q -f 'name=ceph-?(.*)-mon.*'"
+                register: ceph_mon_id
+                delegate_to: "{{ groups['ceph_mon'][0] }}"
+              - name: Enforce minimum Ceph clients version to Mimic
+                command: "{{ container_cli }} exec {{ ceph_mon_id.stdout_lines[0] }} ceph osd set-require-min-compat-client mimic"
+                delegate_to: "{{ groups['ceph_mon'][0] }}"
       external_update_tasks: {get_attr: [CephBase, role_data, external_update_tasks]}
       external_upgrade_tasks: {get_attr: [CephBase, role_data, external_upgrade_tasks]}