diff --git a/libs/ardour/playlist.cc b/libs/ardour/playlist.cc
index 924c3b6141..b5b32a10d4 100644
--- a/libs/ardour/playlist.cc
+++ b/libs/ardour/playlist.cc
@@ -657,6 +657,7 @@ Playlist::flush_notifications (bool from_undo)
 	 pending_range_moves.clear ();
 	 pending_region_extensions.clear ();
 	 pending_contents_change = false;
+	 pending_layering = false;
  }
 
  /*************************************************************