diff --git a/gtk2_ardour/gain_meter.cc b/gtk2_ardour/gain_meter.cc
index 5e2cd62c62..a96babaa77 100644
--- a/gtk2_ardour/gain_meter.cc
+++ b/gtk2_ardour/gain_meter.cc
@@ -585,7 +585,7 @@ GainMeterBase::fader_moved ()
 		// (this breaks group'ed  shift+click reset)
 		if (Keyboard::the_keyboard().key_is_down (GDK_Shift_R)
 				|| Keyboard::the_keyboard().key_is_down (GDK_Shift_L)) {
-			_control->set_value (value, Controllable::NoGroup);
+			_control->set_value (value, Controllable::InverseGroup);
 		} else {
 			_control->set_value (value, Controllable::UseGroup);
 		}