diff --git a/gtk2_ardour/level_meter.cc b/gtk2_ardour/level_meter.cc
index ecfffa6ae9..6ae8c98df1 100644
--- a/gtk2_ardour/level_meter.cc
+++ b/gtk2_ardour/level_meter.cc
@@ -52,6 +52,7 @@ LevelMeterBase::LevelMeterBase (Session* s, PBD::EventLoop::InvalidationRecord*
 {
 	set_session (s);
 	Config->ParameterChanged.connect (_parameter_connection, parent_invalidator, boost::bind (&LevelMeterBase::parameter_changed, this, _1), gui_context());
+	ARDOUR_UI::config()->ParameterChanged.connect (sigc::mem_fun(*this, &LevelMeterBase::parameter_changed));
 	UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &LevelMeterBase::on_theme_changed));
 	ColorsChanged.connect (sigc::mem_fun (*this, &LevelMeterBase::color_handler));
 	max_peak = minus_infinity();