diff --git a/gtk2_ardour/midi_cue_editor.cc b/gtk2_ardour/midi_cue_editor.cc
index 9a065e807a..31a91d4b6f 100644
--- a/gtk2_ardour/midi_cue_editor.cc
+++ b/gtk2_ardour/midi_cue_editor.cc
@@ -275,6 +275,8 @@ MidiCueEditor::build_canvas ()
 
 	prh->set_position (Duple (0., n_timebars * timebar_height));
 	data_group->set_position (ArdourCanvas::Duple (w, timebar_height * n_timebars));
+
+	_timeline_origin = w;
 	h_scroll_group->set_position (Duple (w, 0.));
 
 	_canvas->set_name ("MidiCueCanvas");
@@ -419,6 +421,8 @@ MidiCueEditor::set_region (std::shared_ptr<ARDOUR::MidiTrack> t, std::shared_ptr
 
 	/* Move stuff around */
 
+	_timeline_origin = w;
+
 	prh->set_position (Duple (0., n_timebars * timebar_height));
 	data_group->set_position (ArdourCanvas::Duple (w, timebar_height * n_timebars));
 	h_scroll_group->set_position (Duple (w, 0.));