diff --git a/ansible/roles/neutron/defaults/main.yml b/ansible/roles/neutron/defaults/main.yml
index b37d01e90a..8703695b8b 100644
--- a/ansible/roles/neutron/defaults/main.yml
+++ b/ansible/roles/neutron/defaults/main.yml
@@ -281,14 +281,14 @@ neutron_sriov_agent_default_volumes:
 neutron_mlnx_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-mlnx-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
-  - "{{ '/etc/timezone:/etc/timezone:ro' if kolla_base_distro in ['debian', 'ubuntu'] else '' }}"
+  - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
   - "{{ kolla_dev_repos_directory ~ '/neutron/neutron:/var/lib/kolla/venv/lib/python' ~ distro_python_version ~ '/site-packages/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_eswitchd_default_volumes:
   - "{{ node_config_directory }}/neutron-eswitchd/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "/run/libvirt:/run/libvirt:ro"
-  - "{{ '/etc/timezone:/etc/timezone:ro' if kolla_base_distro in ['debian', 'ubuntu'] else '' }}"
+  - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
   - "{{ kolla_dev_repos_directory ~ '/neutron/neutron:/var/lib/kolla/venv/lib/python' ~ distro_python_version ~ '/site-packages/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_linuxbridge_agent_default_volumes: