1 files changed, 3 insertions, 0 deletions
diff --git a/source/blender/windowmanager/message_bus/intern/wm_message_bus_intern.h b/source/blender/windowmanager/message_bus/intern/wm_message_bus_intern.h
index 24c0192fe14..18df17c3d1c 100644
--- a/source/blender/windowmanager/message_bus/intern/wm_message_bus_intern.h
+++ b/source/blender/windowmanager/message_bus/intern/wm_message_bus_intern.h
@@ -30,6 +30,9 @@ struct wmMsgBus {
   uint messages_tag_count;
 };
 
+/**
+ * \note #wmMsgBus.messages_tag_count isn't updated, caller must handle.
+ */
 void wm_msg_subscribe_value_free(struct wmMsgSubscribeKey *msg_key,
                                  struct wmMsgSubscribeValueLink *msg_lnk);