diff --git a/www/manager6/Utils.js b/www/manager6/Utils.js
index 6e6498a2..2bc505f2 100644
--- a/www/manager6/Utils.js
+++ b/www/manager6/Utils.js
@@ -713,78 +713,93 @@ Ext.define('PVE.Utils', { utilities: {
 	dir: {
 	    name: Proxmox.Utils.directoryText,
 	    ipanel: 'DirInputPanel',
-	    faIcon: 'folder'
+	    faIcon: 'folder',
+	    backups: true,
 	},
 	lvm: {
 	    name: 'LVM',
 	    ipanel: 'LVMInputPanel',
-	    faIcon: 'folder'
+	    faIcon: 'folder',
+	    backups: false,
 	},
 	lvmthin: {
 	    name: 'LVM-Thin',
 	    ipanel: 'LvmThinInputPanel',
-	    faIcon: 'folder'
+	    faIcon: 'folder',
+	    backups: false,
 	},
 	nfs: {
 	    name: 'NFS',
 	    ipanel: 'NFSInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: true,
 	},
 	cifs: {
 	    name: 'CIFS',
 	    ipanel: 'CIFSInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: true,
 	},
 	glusterfs: {
 	    name: 'GlusterFS',
 	    ipanel: 'GlusterFsInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: true,
 	},
 	iscsi: {
 	    name: 'iSCSI',
 	    ipanel: 'IScsiInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: false,
 	},
 	cephfs: {
 	    name: 'CephFS',
 	    ipanel: 'CephFSInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: true,
 	},
 	pvecephfs: {
 	    name: 'CephFS (PVE)',
 	    ipanel: 'CephFSInputPanel',
 	    hideAdd: true,
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: true,
 	},
 	rbd: {
 	    name: 'RBD',
 	    ipanel: 'RBDInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: false,
 	},
 	pveceph: {
 	    name: 'RBD (PVE)',
 	    ipanel: 'RBDInputPanel',
 	    hideAdd: true,
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: false,
 	},
 	zfs: {
 	    name: 'ZFS over iSCSI',
 	    ipanel: 'ZFSInputPanel',
-	    faIcon: 'building'
+	    faIcon: 'building',
+	    backups: false,
 	},
 	zfspool: {
 	    name: 'ZFS',
 	    ipanel: 'ZFSPoolInputPanel',
-	    faIcon: 'folder'
+	    faIcon: 'folder',
+	    backups: false,
 	},
 	pbs: {
 	    name: 'Proxmox Backup Server',
 	    ipanel: 'PBSInputPanel',
 	    faIcon: 'floppy-o',
+	    backups: true,
 	},
 	drbd: {
 	    name: 'DRBD',
 	    hideAdd: true,
+	    backups: false,
 	},
     },
 
diff --git a/www/manager6/dc/StorageView.js b/www/manager6/dc/StorageView.js
index 83f86c47..74deb442 100644
--- a/www/manager6/dc/StorageView.js
+++ b/www/manager6/dc/StorageView.js
@@ -18,6 +18,7 @@ Ext.define('PVE.dc.StorageView', {
 	    paneltype: 'PVE.storage.' + schema.ipanel,
 	    type: type,
 	    storageId: sid,
+	    canDoBackups: schema.backups,
 	    autoShow: true,
 	    listeners: {
 		destroy: this.reloadStore
diff --git a/www/manager6/storage/Base.js b/www/manager6/storage/Base.js
index 13ba5b7b..45fa2bb3 100644
--- a/www/manager6/storage/Base.js
+++ b/www/manager6/storage/Base.js
@@ -211,8 +211,7 @@ Ext.define('PVE.storage.BaseEdit', {
 
 	me.callParent();
 
-	let contentTypeField = me.ipanel.down('pveContentTypeSelector');
-	if (contentTypeField && !contentTypeField.cts.includes('backup')) {
+	if (!me.canDoBackups) {
 	    // cannot mask now, not fully rendered until activated
 	    me.down('pmxPruneInputPanel').needMask = true;
 	}