diff --git a/include/channel.h b/include/channel.h
index 917ee26..64bd1b1 100644
--- a/include/channel.h
+++ b/include/channel.h
@@ -51,6 +51,7 @@ struct Channel
 {
 	rb_dlink_node node;
 	struct Mode mode;
+	struct Mode mode_lock;
 	char *topic;
 	char *topic_info;
 	time_t topic_time;