diff --git a/gtk2_ardour/level_meter.cc b/gtk2_ardour/level_meter.cc
index 81ec474f61..d9f31303dd 100644
--- a/gtk2_ardour/level_meter.cc
+++ b/gtk2_ardour/level_meter.cc
@@ -230,6 +230,7 @@ LevelMeterBase::hide_all_meters ()
 			(*i).packed = false;
 		}
 	}
+	visible_meter_count = 0;
 }
 
 void