diff --git a/gtk2_ardour/ardour_dialog.cc b/gtk2_ardour/ardour_dialog.cc
index 3690ee023b..d0d85c5cbe 100644
--- a/gtk2_ardour/ardour_dialog.cc
+++ b/gtk2_ardour/ardour_dialog.cc
@@ -65,7 +65,10 @@ ArdourDialog::~ArdourDialog ()
 bool
 ArdourDialog::on_key_press_event (GdkEventKey* ev)
 {
-	return relay_key_press (ev, this);
+	if (!relay_key_press (ev, this)) {
+		return Gtk::Window::on_key_press_event(ev);
+	}
+	return true;
 }
 
 bool