diff --git a/roles/ceph-common/templates/ceph.conf.j2 b/roles/ceph-common/templates/ceph.conf.j2
index eec6029c3..34b1a8d4f 100644
--- a/roles/ceph-common/templates/ceph.conf.j2
+++ b/roles/ceph-common/templates/ceph.conf.j2
@@ -46,9 +46,9 @@ mon host = {% for host in groups[mon_group_name] -%}
       {%- endif %}
     {%- else -%}
       {% if ip_version == 'ipv4' -%}
-       {{ hostvars[host]['ansible_' + monitor_interface][ip_version]['address'] }}
+       {{ hostvars[host]['ansible_' + hostvars[host]['monitor_interface']][ip_version]['address'] }}
       {%- elif ip_version == 'ipv6' -%}
-       [{{ hostvars[host]['ansible_' + monitor_interface][ip_version][0]['address'] }}]
+       [{{ hostvars[host]['ansible_' + hostvars[host]['monitor_interface']][ip_version][0]['address'] }}]
       {%- endif %}
     {%- endif %}
    {% if not loop.last -%},{%- endif %}