diff --git a/gtk2_ardour/cue_editor.h b/gtk2_ardour/cue_editor.h
index f11b96448f..0e16a582a7 100644
--- a/gtk2_ardour/cue_editor.h
+++ b/gtk2_ardour/cue_editor.h
@@ -158,6 +158,8 @@ class CueEditor : public EditingContext, public PBD::HistoryOwner
 	void load_bindings ();
 	void register_actions ();
 
+	Gtk::Window* transient_parent () { return dynamic_cast<Gtk::Window*> (contents().get_toplevel ()); }
+
 	/* The group containing all other groups that are scrolled vertically
 	   and horizontally.
 	*/
diff --git a/gtk2_ardour/editing_context.h b/gtk2_ardour/editing_context.h
index 7ab71c0b1d..2a4fbcbece 100644
--- a/gtk2_ardour/editing_context.h
+++ b/gtk2_ardour/editing_context.h
@@ -529,6 +529,8 @@ class EditingContext : public ARDOUR::SessionHandlePtr, public AxisViewProvider,
 
 	virtual void load_shared_bindings ();
 
+	virtual Gtk::Window* transient_parent () = 0;
+
 	Editing::GridType  pre_internal_grid_type;
 	Editing::SnapMode  pre_internal_snap_mode;
 	Editing::GridType  internal_grid_type;
diff --git a/gtk2_ardour/public_editor.h b/gtk2_ardour/public_editor.h
index c603dd9ca0..de7ff60cb1 100644
--- a/gtk2_ardour/public_editor.h
+++ b/gtk2_ardour/public_editor.h
@@ -455,6 +455,8 @@ protected:
 	virtual void _commit_tempo_map_edit (Temporal::TempoMap::WritableSharedPtr&, bool with_update) = 0;
 
 	std::atomic<int> _suspend_route_redisplay_counter;
+
+	Gtk::Window* transient_parent () { return current_toplevel (); }
 };
 
 class DisplaySuspender {