diff --git a/Outgoing-Webhook-to-Discord.md b/Outgoing-Webhook-to-Discord.md
index a163774..1da979f 100644
--- a/Outgoing-Webhook-to-Discord.md
+++ b/Outgoing-Webhook-to-Discord.md
@@ -1,3 +1,5 @@
+- [RocketChat Webhook workaround](https://github.com/wekan/univention/issues/15)
+
 Note: Webhook to Slack and Rocket.Chat does not require adding anything to URL. Discord requires adding `/slack` to end of URL so that it works.
 
 <img src="https://wekan.github.io/outgoing-webhook-discord.gif" alt="Outgoing Webhook to Discord" />