diff --git a/infrastructure-playbooks/purge-cluster.yml b/infrastructure-playbooks/purge-cluster.yml
index 68a530298..fb4a16d66 100644
--- a/infrastructure-playbooks/purge-cluster.yml
+++ b/infrastructure-playbooks/purge-cluster.yml
@@ -39,7 +39,7 @@
     osd_group_name:       osds
     mds_group_name:       mdss
     rgw_group_name:       rgws
-    rbdmirror_group_name: rbdmirrors
+    rbdmirror_group_name: rbd-mirrors
     nfs_group_name:       nfss
 
   hosts:
@@ -163,7 +163,7 @@
 - name: purge ceph rbd-mirror cluster
 
   vars:
-    rbdmirror_group_name: rbdmirrors
+    rbdmirror_group_name: rbd-mirrors
 
   hosts:
     - "{{ rbdmirror_group_name }}"
@@ -491,7 +491,7 @@
     osd_group_name:       osds
     mds_group_name:       mdss
     rgw_group_name:       rgws
-    rbdmirror_group_name: rbdmirrors
+    rbdmirror_group_name: rbd-mirrors
     nfs_group_name:       nfss
 
 # When set to true both groups of packages are purged.
diff --git a/infrastructure-playbooks/purge-docker-cluster.yml b/infrastructure-playbooks/purge-docker-cluster.yml
index ce2c9f23d..0bf9081d5 100644
--- a/infrastructure-playbooks/purge-docker-cluster.yml
+++ b/infrastructure-playbooks/purge-docker-cluster.yml
@@ -139,7 +139,7 @@
 - name: purge ceph rbd-mirror cluster
 
   vars:
-    rbdmirror_group_name: rbd_mirrors
+    rbdmirror_group_name: rbd-mirrors
 
   hosts:
     - "{{ rbdmirror_group_name }}"
@@ -396,7 +396,7 @@
     osd_group_name:       osds
     mds_group_name:       mdss
     rgw_group_name:       rgws
-    rbdmirror_group_name: rbd_mirrors
+    rbdmirror_group_name: rbd-mirrors
     nfs_group_name:       nfss
 
   hosts:
@@ -566,7 +566,7 @@
     osd_group_name:       osds
     mds_group_name:       mdss
     rgw_group_name:       rgws
-    rbdmirror_group_name: rbd_mirrors
+    rbdmirror_group_name: rbd-mirrors
     nfs_group_name:       nfss
 
   hosts:
diff --git a/infrastructure-playbooks/switch-from-non-containerized-to-containerized-ceph-daemons.yml b/infrastructure-playbooks/switch-from-non-containerized-to-containerized-ceph-daemons.yml
index 698fc9ae7..869463a6e 100644
--- a/infrastructure-playbooks/switch-from-non-containerized-to-containerized-ceph-daemons.yml
+++ b/infrastructure-playbooks/switch-from-non-containerized-to-containerized-ceph-daemons.yml
@@ -33,7 +33,7 @@
     osd_group_name:       osds
     mds_group_name:       mdss
     rgw_group_name:       rgws
-    rbdmirror_group_name: rbd_mirrors
+    rbdmirror_group_name: rbd-mirrors
     nfs_group_name:       nfss
 
   hosts:
@@ -410,7 +410,7 @@
 - name: switching from non-containerized to containerized ceph rbd-mirror
 
   vars:
-    rbdmirror_group_name: rbd_mirrors
+    rbdmirror_group_name: rbd-mirrors
 
   hosts:
     - "{{ rbdmirror_group_name }}"