diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc
index 9ed69351d5..538203644f 100644
--- a/gtk2_ardour/editor.cc
+++ b/gtk2_ardour/editor.cc
@@ -5959,6 +5959,8 @@ Editor::popup_note_context_menu (ArdourCanvas::Item* item, GdkEvent* event)
 	                         sigc::mem_fun(mrv, &MidiRegionView::delete_selection)));
 	items.push_back(MenuElem(_("Edit..."),
 	                         sigc::bind(sigc::mem_fun(*this, &Editor::edit_notes), &mrv)));
+	items.push_back(MenuElem(_("Transpose..."),
+	                         sigc::bind(sigc::mem_fun(*this, &Editor::transpose_regions), rs)));
 	items.push_back(MenuElem(_("Legatize"),
 	                         sigc::bind(sigc::mem_fun(*this, &Editor::legatize_regions), rs, false)));
 	items.push_back(MenuElem(_("Quantize..."),
diff --git a/gtk2_ardour/editor.h b/gtk2_ardour/editor.h
index f558355bb0..be018d6b9b 100644
--- a/gtk2_ardour/editor.h
+++ b/gtk2_ardour/editor.h
@@ -1258,6 +1258,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	void legatize_regions (const RegionSelection& rs, bool shrink_only);
 	void transform_region ();
 	void transform_regions (const RegionSelection& rs);
+	void transpose_region ();
+	void transpose_regions (const RegionSelection& rs);
 	void insert_patch_change (bool from_context);
 	void fork_region ();
 
@@ -2029,8 +2031,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	int pitch_shift (RegionSelection&, float cents);
 	void pitch_shift_region ();
 
-	void transpose_region ();
-
 	/* editor-mixer strip */
 
 	MixerStrip *current_mixer_strip;
diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index bfd7b14492..2d718284d2 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -57,6 +57,7 @@
 #include "ardour/session_playlists.h"
 #include "ardour/strip_silence.h"
 #include "ardour/transient_detector.h"
+#include "ardour/transpose.h"
 
 #include "canvas/canvas.h"
 
@@ -5353,6 +5354,30 @@ Editor::transform_regions (const RegionSelection& rs)
 	}
 }
 
+void
+Editor::transpose_region ()
+{
+	if (_session) {
+		transpose_regions(get_regions_from_selection_and_entered ());
+	}
+}
+
+void
+Editor::transpose_regions (const RegionSelection& rs)
+{
+	if (rs.n_midi_regions() == 0) {
+		return;
+	}
+
+	TransposeDialog d;
+	int const r = d.run ();
+
+	if (r == RESPONSE_ACCEPT) {
+		Transpose transpose(d.semitones ());
+		apply_midi_note_edit_op (transpose, rs);
+	}
+}
+
 void
 Editor::insert_patch_change (bool from_context)
 {
@@ -6425,30 +6450,6 @@ Editor::pitch_shift_region ()
 	pitch_shift (audio_rs, 1.2);
 }
 
-void
-Editor::transpose_region ()
-{
-	RegionSelection rs = get_regions_from_selection_and_entered ();
-
-	list<MidiRegionView*> midi_region_views;
-	for (RegionSelection::iterator i = rs.begin(); i != rs.end(); ++i) {
-		MidiRegionView* mrv = dynamic_cast<MidiRegionView*> (*i);
-		if (mrv) {
-			midi_region_views.push_back (mrv);
-		}
-	}
-
-	TransposeDialog d;
-	int const r = d.run ();
-	if (r != RESPONSE_ACCEPT) {
-		return;
-	}
-
-	for (list<MidiRegionView*>::iterator i = midi_region_views.begin(); i != midi_region_views.end(); ++i) {
-		(*i)->midi_region()->transpose (d.semitones ());
-	}
-}
-
 void
 Editor::set_tempo_from_region ()
 {