diff --git a/src/api-channelmode.c b/src/api-channelmode.c
index a655dd7ba..3237da911 100644
--- a/src/api-channelmode.c
+++ b/src/api-channelmode.c
@@ -26,7 +26,9 @@
 
 #include "unrealircd.h"
 
-/** This is the extended channel mode API
+/** This is the extended channel mode API,
+ * see also https://www.unrealircd.org/docs/Dev:Channel_Mode_API
+ * for more information.
  * @defgroup ChannelModeAPI Channel mode API
  * @{
  */