diff --git a/deploy/kubernetes/v1.22/snapshotter/volume-snapshot-class.yml b/deploy/kubernetes/v1.22/snapshotter/volume-snapshot-class.yml
index f6dba20..2767942 100644
--- a/deploy/kubernetes/v1.22/snapshotter/volume-snapshot-class.yml
+++ b/deploy/kubernetes/v1.22/snapshotter/volume-snapshot-class.yml
@@ -7,7 +7,7 @@ metadata:
   labels:
     velero.io/csi-volumesnapshot-class: "true"
 driver: csi.san.synology.com
-deletionPolicy: Delete
+deletionPolicy: Retain
 # parameters:
 #   description: 'Kubernetes CSI'
 #   is_locked: 'false'