diff --git a/docs/data-storage.md b/docs/data-storage.md
index cb26ae37..87b15d4b 100644
--- a/docs/data-storage.md
+++ b/docs/data-storage.md
@@ -67,7 +67,7 @@ XWiki,PersistentVolume,1
 # Details
 
 | Application          | Data Storage | Backup   | Content                                                                           | (Default) Identifier                           | Details                                                                                                   |
-|----------------------|--------------|----------|-----------------------------------------------------------------------------------|------------------------------------------------|-----------------------------------------------------------------------------------------------------------|
+| -------------------- | ------------ | -------- | --------------------------------------------------------------------------------- | ---------------------------------------------- | --------------------------------------------------------------------------------------------------------- |
 | **ClamAV**           | PVC          | No       | ClamAV Database                                                                   | `clamav-database-clamav-simple-0`              | `/var/lib/clamav`                                                                                         |
 | **Dovecot**          | PVC          | Yes      | openDesk CE only: User mail directories                                           | `dovecot`                                      | `/srv/mail`                                                                                               |
 |                      | S3           | Yes      | openDesk EE only: User mail                                                       | `dovecot`                                      | `dovecot`                                                                                                 |
@@ -105,8 +105,8 @@ XWiki,PersistentVolume,1
 |                      |              | Yes      | OX Guard related settings                                                         | `oxguard*`                                     |                                                                                                           |
 |                      | S3           | Yes      | Attachments of meetings, contacts and tasks                                       | `openxchange`                                  |                                                                                                           |
 |                      | Redis        | Optional | Cache, session related data, distributed maps                                     |                                                |                                                                                                           |
-|                      | PVC          | Yes      | OX Connector: OXAPI access details                                                | `ox-connector-appcenter-ox-connector-0`        | `/var/lib/univention-appcenter/apps/ox-connector`                                                         |
-|                      |              | Yes      | OX Connector: Application's meta data                                             | `ox-connector-ox-contexts-ox-connector-0`      | `/etc/ox-secrets`                                                                                         |
+|                      | PVC          | Optional | OX Connector: Caching of OX object data                                           | for backup        | `/var/lib/univention-appcenter/apps/ox-connector`                                                         |
+|                      |              | Yes      | OX Connector: OX SOAP API credentials                                             | `ox-connector-ox-contexts-ox-connector-0`      | `/etc/ox-secrets`                                                                                         |
 | **Postfix**          | PVC          | Yes      | Mail spool                                                                        | `postfix`                                      | `/var/spool/postfix`                                                                                      |
 | **XWiki**            | PostgreSQL   | Yes      | Application's main database                                                       | `xwiki`                                        |                                                                                                           |
 |                      | PVC          | Yes      | Attachments                                                                       | `xwiki-data-xwiki-0`                           | `/usr/local/xwiki/data`                                                                                   |