diff --git a/icingaexchange.yml b/icingaexchange.yml
index 8142f0f..eb11202 100644
--- a/icingaexchange.yml
+++ b/icingaexchange.yml
@@ -2,6 +2,7 @@ name: check_xmppng
 description: "file:///README.md"
 url: "https://git.dittberner.info/?p=check_xmpp.git"
 tags: XMPP, X.509
+vendor:
 target: Messaging
 type: Plugin
 license: gplv3