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-rw-r--r--include/modules.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/modules.h b/include/modules.h
index abc783ca9..8354f34b4 100644
--- a/include/modules.h
+++ b/include/modules.h
@@ -1126,7 +1126,8 @@ class CoreExport Module : public Extensible
* return 1 to explicitly allow the join to go ahead or 0 to ignore the event.
* @param user The user joining the channel
* @param chan The channel being joined
- * @return 1 to explicitly allow the join, 0 to proceed as normal
+ * @return 1 to explicitly allow the join, 0 to proceed as normal. Return -1 to explicitly deny the
+ * join to the channel.
*/
virtual int OnCheckBan(User* user, Channel* chan);