diff --git a/roles/mds/tasks/main.yml b/roles/mds/tasks/main.yml
index e3fd270aa..0849ebec3 100644
--- a/roles/mds/tasks/main.yml
+++ b/roles/mds/tasks/main.yml
@@ -3,7 +3,7 @@
 #
 
 - name: Copy MDS bootstrap key
-  copy: src=fetch/{{ hostvars[groups['mons'][0]]['ansible_hostname'] }}/var/lib/ceph/bootstrap-mds/ceph.keyring dest=/var/lib/ceph/bootstrap-mds/ceph.keyring owner=root group=root mode=600
+  copy: src=fetch/{{ hostvars[groups['mons'][0]]['ansible_fqdn'] }}/var/lib/ceph/bootstrap-mds/ceph.keyring dest=/var/lib/ceph/bootstrap-mds/ceph.keyring owner=root group=root mode=600
   when: cephx
 
 - name: Create MDS directory