diff --git a/gtk2_ardour/editor.h b/gtk2_ardour/editor.h
index 755d0344cd..98c9251b9d 100644
--- a/gtk2_ardour/editor.h
+++ b/gtk2_ardour/editor.h
@@ -1102,7 +1102,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	void fork_region ();
 
 	void do_insert_time ();
-	void insert_time (nframes64_t, nframes64_t, Editing::InsertTimeOption, bool, bool, bool);
+	void insert_time (nframes64_t, nframes64_t, Editing::InsertTimeOption, bool, bool, bool, bool, bool);
 
 	void tab_to_transient (bool forward);
 
diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index 258a249a16..eed740c652 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -6500,12 +6500,21 @@ Editor::do_insert_time ()
 
 	InsertTimeOption opt = d.intersected_region_action ();
 
-	insert_time (get_preferred_edit_position(), d.distance(), opt, d.move_glued(), d.move_markers(), d.move_tempos());
+	insert_time (
+		get_preferred_edit_position(),
+		d.distance(),
+		opt,
+		d.move_glued(),
+		d.move_markers(),
+		d.move_glued_markers(),
+		d.move_locked_markers(),
+		d.move_tempos()
+		);
 }
 
 void
 Editor::insert_time (nframes64_t pos, nframes64_t frames, InsertTimeOption opt,
-		     bool ignore_music_glue, bool markers_too, bool tempo_too)
+		     bool ignore_music_glue, bool markers_too, bool glued_markers_too, bool locked_markers_too, bool tempo_too)
 {
 	bool commit = false;
 
@@ -6560,12 +6569,25 @@ Editor::insert_time (nframes64_t pos, nframes64_t frames, InsertTimeOption opt,
 
 			Locations::LocationList::const_iterator tmp;
 
-			if ((*i)->start() >= pos) {
-				(*i)->set_start ((*i)->start() + frames);
-				if (!(*i)->is_mark()) {
-					(*i)->set_end ((*i)->end() + frames);
+			bool const was_locked = (*i)->locked ();
+			if (locked_markers_too) {
+				(*i)->unlock ();
+			}
+
+			if ((*i)->position_lock_style() == AudioTime || glued_markers_too) {
+
+				if ((*i)->start() >= pos) {
+					(*i)->set_start ((*i)->start() + frames);
+					if (!(*i)->is_mark()) {
+						(*i)->set_end ((*i)->end() + frames);
+					}
+					moved = true;
 				}
-				moved = true;
+				
+			}
+
+			if (was_locked) {
+				(*i)->lock ();
 			}
 		}
 
diff --git a/gtk2_ardour/insert_time_dialog.cc b/gtk2_ardour/insert_time_dialog.cc
index 1d62c36994..0acae37385 100644
--- a/gtk2_ardour/insert_time_dialog.cc
+++ b/gtk2_ardour/insert_time_dialog.cc
@@ -65,12 +65,19 @@ InsertTimeDialog::InsertTimeDialog (PublicEditor& e)
 	get_vbox()->pack_start (_move_glued);
 	_move_markers.set_label (_("Move markers"));
 	get_vbox()->pack_start (_move_markers);
+	_move_markers.signal_toggled().connect (sigc::mem_fun (*this, &InsertTimeDialog::move_markers_toggled));
+	_move_glued_markers.set_label (_("Move glued markers"));
+	get_vbox()->pack_start (_move_glued_markers);
+	_move_locked_markers.set_label (_("Move locked markers"));
+	get_vbox()->pack_start (_move_locked_markers);
 	_move_tempos.set_label (_("Move tempo and meter changes"));
 	get_vbox()->pack_start (_move_tempos);
 
 	add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
 	add_button (_("Insert time"), Gtk::RESPONSE_OK);
 	show_all ();
+
+	move_markers_toggled ();
 }
 
 InsertTimeOption
@@ -112,8 +119,27 @@ InsertTimeDialog::move_markers () const
 	return _move_markers.get_active ();
 }
 
+bool
+InsertTimeDialog::move_glued_markers () const
+{
+	return _move_glued_markers.get_active ();
+}
+
+bool
+InsertTimeDialog::move_locked_markers () const
+{
+	return _move_locked_markers.get_active ();
+}
+
 nframes64_t
 InsertTimeDialog::distance () const
 {
 	return _clock.current_duration (_editor.get_preferred_edit_position ());
 }
+
+void
+InsertTimeDialog::move_markers_toggled ()
+{
+	_move_glued_markers.set_sensitive (_move_markers.get_active ());
+	_move_locked_markers.set_sensitive (_move_markers.get_active ());
+}
diff --git a/gtk2_ardour/insert_time_dialog.h b/gtk2_ardour/insert_time_dialog.h
index f6231bc05c..450a8e9872 100644
--- a/gtk2_ardour/insert_time_dialog.h
+++ b/gtk2_ardour/insert_time_dialog.h
@@ -30,14 +30,20 @@ public:
 	Editing::InsertTimeOption intersected_region_action ();
 	bool move_glued () const;
 	bool move_markers () const;
+	bool move_glued_markers () const;
+	bool move_locked_markers () const;
 	bool move_tempos () const;
 	nframes64_t distance () const;
 
 private:
+	void move_markers_toggled ();
+	
 	PublicEditor& _editor;
 	Gtk::ComboBoxText _intersected_combo;
 	Gtk::CheckButton _move_glued;
 	Gtk::CheckButton _move_markers;
+	Gtk::CheckButton _move_glued_markers;
+	Gtk::CheckButton _move_locked_markers;
 	Gtk::CheckButton _move_tempos;
 	AudioClock _clock;
 };