diff --git a/IRC-guidelines.md b/IRC-guidelines.md
index 7c16268..49fc151 100644
--- a/IRC-guidelines.md
+++ b/IRC-guidelines.md
@@ -38,6 +38,10 @@ Keep in mind that this will mute all webchat users! It is useful when trolls are
 
 **If you forgot what mask you banned/muted**: ``/mode q`` or ``/mode b``.
 
+### Quiet every unregistered user
+
+Just ``/mode #nim +q $~a``.
+
 ### Get in touch with Freenode staff
 
 Do highlight somebody from Freenode if the infamous troll is attacking our channel.