diff --git a/clusters/cl01tl/applications/roundcube/templates/replication-source.yaml b/clusters/cl01tl/applications/roundcube/templates/replication-source.yaml
new file mode 100644
index 000000000..64dac6c28
--- /dev/null
+++ b/clusters/cl01tl/applications/roundcube/templates/replication-source.yaml
@@ -0,0 +1,27 @@
+apiVersion: volsync.backube/v1alpha1
+kind: ReplicationSource
+metadata:
+  name: roundcube-data-backup-source
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: roundcube-data-backup-source
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/version: {{ .Chart.AppVersion }}
+    app.kubernetes.io/component: backup
+    app.kubernetes.io/part-of: {{ .Release.Name }}
+spec:
+  sourcePVC: roundcube-data
+  trigger:
+    schedule: 0 */6 * * *
+  restic:
+    pruneIntervalDays: 7
+    repository: roundcube-data-backup-secret
+    retain:
+      hourly: 1
+      daily: 1
+      weekly: 3
+      monthly: 2
+      yearly: 4
+    copyMethod: Snapshot
+    storageClassName: ceph-block-delete
+    volumeSnapshotClassName: ceph-blockpool-snapshot