diff --git a/gtk2_ardour/editor_tempodisplay.cc b/gtk2_ardour/editor_tempodisplay.cc
index e7affd37b3..8b8904d7e5 100644
--- a/gtk2_ardour/editor_tempodisplay.cc
+++ b/gtk2_ardour/editor_tempodisplay.cc
@@ -229,9 +229,14 @@ Editor::draw_tempo_marks ()
 
 	while (t != tempi.end() && mm != tempo_marks.end()) {
 
-		Temporal::Point const & mark_point ((*mm)->point());
 		Temporal::TempoPoint const & metric_point (*t);
 
+		if (dynamic_cast<Temporal::MusicTimePoint const *> (&metric_point)) {
+			continue;
+		}
+
+		Temporal::Point const & mark_point ((*mm)->point());
+
 		if (mark_point.sclock() < metric_point.sclock()) {
 
 			/* advance through markers, deleting the unused ones */
@@ -292,9 +297,14 @@ Editor::draw_meter_marks ()
 
 	while (m != meters.end() && mm != meter_marks.end()) {
 
-		Temporal::Point const & mark_point ((*mm)->point());
 		Temporal::MeterPoint const & metric_point (*m);
 
+		if (dynamic_cast<Temporal::MusicTimePoint const *> (&metric_point)) {
+			continue;
+		}
+
+		Temporal::Point const & mark_point ((*mm)->point());
+
 		if (mark_point.sclock() < metric_point.sclock()) {
 
 			/* advance through markers, deleting the unused ones */