diff --git a/roles/ceph-rbd-mirror/tasks/configure_mirroring.yml b/roles/ceph-rbd-mirror/tasks/configure_mirroring.yml
index 07d01b35d..c83d17d41 100644
--- a/roles/ceph-rbd-mirror/tasks/configure_mirroring.yml
+++ b/roles/ceph-rbd-mirror/tasks/configure_mirroring.yml
@@ -158,6 +158,7 @@
       changed_when: false
       delegate_to: "{{ groups[mon_group_name][0] }}"
       loop: "{{ mirror_peer.results }}"
+      run_once: true
       when: ceph_rbd_mirror_remote_user not in item.stdout
 
     - name: rm temporary file