diff --git a/README-EE.md b/README-EE.md
index 6c9a4efa..4761d15b 100644
--- a/README-EE.md
+++ b/README-EE.md
@@ -94,7 +94,7 @@ Details regarding the scope/limitation of the component's licenses:
 
 - Nextcloud: Enterprise license to enable [Nextcloud Enterprise](https://nextcloud.com/de/enterprise/) specific features, can be used across multiple installations until the licensed number of users is reached.
 - OpenProject: Domain specific enterprise license to enable [OpenProject's Enterprise feature set](https://www.openproject.org/enterprise-edition/), domain matching can use regular expressions.
-- XWiki: Deployment specific enterprise license (key pair) to activate the [XWiki Pro](https://xwiki.com/en/offerings/products/xwiki-pro) apps.
+- XWiki: Deployment specific enterprise license (key pair) to activate the [XWiki Pro](https://xwiki.com/en/offerings/products/xwiki-pro) apps. *Caution! XWiki needs these license keys as one-line strings. Multi-line strings result in installation failure*
 
 # Component overview