diff --git a/group_vars/all.yml.sample b/group_vars/all.yml.sample
index 39d707668..00a9a5dff 100644
--- a/group_vars/all.yml.sample
+++ b/group_vars/all.yml.sample
@@ -460,6 +460,11 @@ dummy:
 #health_osd_check_retries: 20
 #health_osd_check_delay: 10
 
+##############
+# RBD-MIRROR #
+##############
+
+#ceph_rbd_mirror_pool: "rbd"
 
 ###############
 # NFS-GANESHA #
diff --git a/group_vars/rhcs.yml.sample b/group_vars/rhcs.yml.sample
index 0ba838c2a..f2f698d37 100644
--- a/group_vars/rhcs.yml.sample
+++ b/group_vars/rhcs.yml.sample
@@ -460,6 +460,11 @@ ceph_iscsi_config_dev: false
 #health_osd_check_retries: 20
 #health_osd_check_delay: 10
 
+##############
+# RBD-MIRROR #
+##############
+
+#ceph_rbd_mirror_pool: "rbd"
 
 ###############
 # NFS-GANESHA #
diff --git a/roles/ceph-defaults/defaults/main.yml b/roles/ceph-defaults/defaults/main.yml
index 39dd976d9..3f4abe2dd 100644
--- a/roles/ceph-defaults/defaults/main.yml
+++ b/roles/ceph-defaults/defaults/main.yml
@@ -452,6 +452,11 @@ health_mon_check_delay: 10
 health_osd_check_retries: 20
 health_osd_check_delay: 10
 
+##############
+# RBD-MIRROR #
+##############
+
+ceph_rbd_mirror_pool: "rbd"
 
 ###############
 # NFS-GANESHA #