diff --git a/functions/ircg.xml b/functions/ircg.xml
index e6eaa0cc96..244c1ee811 100644
--- a/functions/ircg.xml
+++ b/functions/ircg.xml
@@ -5,6 +5,9 @@
 	 <para>
 		Internet Relay Chat Gateway ...
 	 </para>
+	 <para>
+	  Based on <ulink url="&url.ircg;">IRCG</ulink>, from Sascha Schumann.
+	 </para>
   </partintro>
 
   <refentry id="function.ircg-pconnect">