diff --git a/gtk2_ardour/audio_time_axis.cc b/gtk2_ardour/audio_time_axis.cc
index 8055b6d31a..bd02b485ae 100644
--- a/gtk2_ardour/audio_time_axis.cc
+++ b/gtk2_ardour/audio_time_axis.cc
@@ -211,6 +211,7 @@ AudioTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool
 
 	} else if (param.type() == BusSendLevel) {
 
+		// XXX this does not seem correct
 		create_trim_automation_child (param, show);
 
 	} else if (param.type() == TrimAutomation) {