diff --git a/mcapi_vexxhost/playbooks/mcapi_proxy.yml b/mcapi_vexxhost/playbooks/mcapi_proxy.yml
index a160de5d..6a54f76e 100644
--- a/mcapi_vexxhost/playbooks/mcapi_proxy.yml
+++ b/mcapi_vexxhost/playbooks/mcapi_proxy.yml
@@ -20,19 +20,7 @@
 # OVN it must be installed to all computes. Override the target hosts
 # for this play as required
 - name: Install magnum-cluster-api-proxy
-  hosts: "{{ magnum_cluster_api_proxy_hosts | default('network_hosts') }}"
-  vars:
-    _venv_tag: "{{ venv_tag | default('untagged') }}"
-    _bin: "/openstack/venvs/magnum-cluster-api-proxy-{{ _venv_tag }}/bin"
-    magnum_cluster_api_proxy_system_group_name: 'capi_proxy'
-    magnum_cluster_api_proxy_system_user_name: 'capi_proxy'
-    magnum_cluster_api_proxy_system_user_comment: 'Magnum Cluster API Proxy System User'
-    magnum_cluster_api_proxy_system_user_home: '/var/lib/{{ magnum_cluster_api_proxy_system_user_name }}'
-    magnum_cluster_api_proxy_system_user_shell: '/bin/false'
-    magnum_cluster_api_proxy_etc_directory: '/etc/capi_proxy'
-
-    k8s_admin_conf_src: "/etc/kubernetes/admin.conf"
-    k8s_admin_conf_dest: "{{ magnum_cluster_api_proxy_system_user_home }}/.kube/config"
+  hosts: "{{ mcapi_vexxhost_proxy_hosts | default('network_hosts') }}"
   environment: "{{ deployment_environment_variables | default({}) }}"
   tasks:
 
diff --git a/mcapi_vexxhost/roles/proxy/defaults/main.yml b/mcapi_vexxhost/roles/proxy/defaults/main.yml
index ed02f18b..ecbc04f5 100644
--- a/mcapi_vexxhost/roles/proxy/defaults/main.yml
+++ b/mcapi_vexxhost/roles/proxy/defaults/main.yml
@@ -13,6 +13,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+mcapi_vexxhost_proxy_system_group_name: 'capi_proxy'
+mcapi_vexxhost_proxy_system_user_name: 'capi_proxy'
+mcapi_vexxhost_proxy_system_user_comment: 'Magnum Cluster API Proxy System User'
+mcapi_vexxhost_proxy_system_user_home: '/var/lib/{{ mcapi_vexxhost_proxy_system_user_name }}'
+mcapi_vexxhost_proxy_system_user_shell: '/bin/false'
+mcapi_vexxhost_proxy_etc_directory: '/etc/capi_proxy'
+
 mcapi_vexxhost_proxy_upper_constraints_url: >-
   {{ requirements_git_url | default('https://releases.openstack.org/constraints/upper/' ~ requirements_git_install_branch | default('master')) }}
 mcapi_vexxhost_proxy_git_constraints:
@@ -24,3 +31,11 @@ mcapi_vexxhost_proxy_git_repo: >-
 
 mcapi_vexxhost_proxy_pip_packages:
   - "{{ 'git+' ~ mcapi_vexxhost_proxy_git_repo ~ '@' ~ mcapi_vexxhost_proxy_install_branch ~ '#egg=magnum-cluster-api' }}"
+
+mcapi_vexxhost_proxy_venv_tag: "{{ venv_tag | default('untagged') }}"
+mcapi_vexxhost_proxy_bin: "/openstack/venvs/magnum-cluster-api-proxy-{{ mcapi_vexxhost_proxy_venv_tag }}/bin"
+
+mcapi_vexxhost_k8s_conf_src: "{{ k8s_admin_conf_src | default('/etc/kubernetes/admin.conf') }}"
+mcapi_vexxhost_k8s_conf_dest: "{{ k8s_admin_conf_dest | default(mcapi_vexxhost_proxy_system_user_home ~ '/.kube/config') }}"
+
+mcapi_vexxhost_proxy_environment: {}
diff --git a/mcapi_vexxhost/roles/proxy/tasks/main.yml b/mcapi_vexxhost/roles/proxy/tasks/main.yml
index 71106208..836cae28 100644
--- a/mcapi_vexxhost/roles/proxy/tasks/main.yml
+++ b/mcapi_vexxhost/roles/proxy/tasks/main.yml
@@ -20,7 +20,7 @@
   vars:
     venv_python_executable: "{{ openstack_venv_python_executable | default('python3') }}"
     venv_build_constraints: "{{ mcapi_vexxhost_proxy_git_constraints }}"
-    venv_install_destination_path: "{{ _bin | dirname }}"
+    venv_install_destination_path: "{{ mcapi_vexxhost_proxy_bin | dirname }}"
     venv_install_distro_package_list:
       - haproxy
     venv_pip_install_args: "{{ pip_install_options | default('') }}"
@@ -29,35 +29,35 @@
 # create user and group
 - name: Create the magnum_cluster_api_proxy system group
   group:
-   name: "{{ magnum_cluster_api_proxy_system_group_name }}"
+   name: "{{ mcapi_vexxhost_proxy_system_group_name }}"
    state: "present"
    system: "yes"
 
 - name: Create the magnum_cluster_api_proxy system user
   user:
-    name: "{{ magnum_cluster_api_proxy_system_user_name }}"
-    group: "{{ magnum_cluster_api_proxy_system_group_name }}"
-    comment: "{{ magnum_cluster_api_proxy_system_user_comment }}"
-    shell: "{{ magnum_cluster_api_proxy_system_user_shell }}"
+    name: "{{ mcapi_vexxhost_proxy_system_user_name }}"
+    group: "{{ mcapi_vexxhost_proxy_system_group_name }}"
+    comment: "{{ mcapi_vexxhost_proxy_system_user_comment }}"
+    shell: "{{ mcapi_vexxhost_proxy_system_user_shell }}"
     system: "yes"
     createhome: "yes"
-    home: "{{ magnum_cluster_api_proxy_system_user_home }}"
+    home: "{{ mcapi_vexxhost_proxy_system_user_home }}"
 
 - name: Create magnum_cluster_api_proxy directories
   file:
     path: "{{ item.path }}"
     state: "directory"
-    owner: "{{ item.owner | default(magnum_cluster_api_proxy_system_user_name) }}"
-    group: "{{ item.group | default(magnum_cluster_api_proxy_system_group_name) }}"
+    owner: "{{ item.owner | default(mcapi_vexxhost_proxy_system_user_name) }}"
+    group: "{{ item.group | default(mcapi_vexxhost_proxy_system_group_name) }}"
     mode: "{{ item.mode | default('0750') }}"
   with_items:
-    - path: "{{ magnum_cluster_api_proxy_etc_directory }}"
-    - path: "{{ magnum_cluster_api_proxy_system_user_home }}"
-    - path: "{{ magnum_cluster_api_proxy_system_user_home }}/.kube"
+    - path: "{{ mcapi_vexxhost_proxy_etc_directory }}"
+    - path: "{{ mcapi_vexxhost_proxy_system_user_home }}"
+    - path: "{{ mcapi_vexxhost_proxy_system_user_home }}/.kube"
 
 - name: Collect admin config from k8s cluster
   slurp:
-    src: "{{ k8s_admin_conf_src }}"
+    src: "{{ mcapi_vexxhost_k8s_conf_src }}"
   register: k8s_admin_conf_slurp
   delegate_to: "{{ groups['k8s_all'][0] }}"
   run_once: true
@@ -65,9 +65,9 @@
 - name: Write k8s admin config to capi_proxy home dir
   copy:
     content: "{{ k8s_admin_conf_slurp.content | b64decode }}"
-    dest: "{{ k8s_admin_conf_dest }}"
-    owner: "{{ magnum_cluster_api_proxy_system_user_name }}"
-    group: "{{ magnum_cluster_api_proxy_system_group_name }}"
+    dest: "{{ mcapi_vexxhost_k8s_conf_dest }}"
+    owner: "{{ mcapi_vexxhost_proxy_system_user_name }}"
+    group: "{{ mcapi_vexxhost_proxy_system_group_name }}"
     mode: '0600'
 
 - name: Write capi_proxy sudoers config
@@ -80,8 +80,8 @@
   import_role:
     name: systemd_service
   vars:
-    systemd_user_name: "{{ magnum_cluster_api_proxy_system_user_name }}"
-    systemd_group_name: "{{ magnum_cluster_api_proxy_system_group_name }}"
+    systemd_user_name: "{{ mcapi_vexxhost_proxy_system_user_name }}"
+    systemd_group_name: "{{ mcapi_vexxhost_proxy_system_group_name }}"
     systemd_tempd_prefix: openstack
     systemd_slice_name: magnum-cluster-api-proxy
     systemd_lock_path: /var/lock/magnum-cluster-api-proxy
@@ -92,6 +92,6 @@
     systemd_services:
       - service_name: magnum-cluster-api-proxy
         execstarts:
-          - "{{ _bin ~ '/magnum-cluster-api-proxy' }}"
+          - "{{ mcapi_vexxhost_proxy_bin ~ '/magnum-cluster-api-proxy' }}"
         start_order: 1
-        environment: "{{ magnum_cluster_api_proxy_environment | default({}) }}"
+        environment: "{{ mcapi_vexxhost_proxy_environment }}"
diff --git a/mcapi_vexxhost/roles/proxy/templates/capi_sudoers.j2 b/mcapi_vexxhost/roles/proxy/templates/capi_sudoers.j2
index 9f0863e4..6309357d 100644
--- a/mcapi_vexxhost/roles/proxy/templates/capi_sudoers.j2
+++ b/mcapi_vexxhost/roles/proxy/templates/capi_sudoers.j2
@@ -1,6 +1,6 @@
 # {{ ansible_managed }}
 
-Defaults:{{ magnum_cluster_api_proxy_system_user_name }} !requiretty
-Defaults:{{ magnum_cluster_api_proxy_system_user_name }} secure_path="{{ _bin }}:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+Defaults:{{ mcapi_vexxhost_proxy_system_user_name }} !requiretty
+Defaults:{{ mcapi_vexxhost_proxy_system_user_name }} secure_path="{{ mcapi_vexxhost_proxy_bin }}:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
 
-{{ magnum_cluster_api_proxy_system_user_name }} ALL = (root) NOPASSWD: {{ _bin }}/privsep-helper
+{{ mcapi_vexxhost_proxy_system_user_name }} ALL = (root) NOPASSWD: {{ mcapi_vexxhost_proxy_bin }}/privsep-helper
diff --git a/releasenotes/notes/mcapi_vexxhost_variables_renamed-14d4f423b2db450d.yaml b/releasenotes/notes/mcapi_vexxhost_variables_renamed-14d4f423b2db450d.yaml
new file mode 100644
index 00000000..00543774
--- /dev/null
+++ b/releasenotes/notes/mcapi_vexxhost_variables_renamed-14d4f423b2db450d.yaml
@@ -0,0 +1,16 @@
+---
+upgrade:
+  - |
+    In order to align variable names for ``osa_ops.mcapi_vexxhost.proxy`` role,
+    following variables were renamed:
+
+    * _venv_tag -> mcapi_vexxhost_proxy_venv_tag
+    * _bin -> mcapi_vexxhost_proxy_bin
+    * magnum_cluster_api_proxy_hosts -> mcapi_vexxhost_proxy_hosts
+    * magnum_cluster_api_proxy_system_group_name -> mcapi_vexxhost_proxy_system_group_name
+    * magnum_cluster_api_proxy_system_user_name -> mcapi_vexxhost_proxy_system_user_name
+    * magnum_cluster_api_proxy_system_user_comment -> mcapi_vexxhost_proxy_system_user_comment
+    * magnum_cluster_api_proxy_system_user_home -> mcapi_vexxhost_proxy_system_user_home
+    * magnum_cluster_api_proxy_system_user_shell -> mcapi_vexxhost_proxy_system_user_shell
+    * magnum_cluster_api_proxy_etc_directory -> mcapi_vexxhost_proxy_etc_directory
+    * magnum_cluster_api_proxy_environment -> mcapi_vexxhost_proxy_environment