diff --git a/gtk2_ardour/region_view.cc b/gtk2_ardour/region_view.cc
index d431996f27..4a86aec798 100644
--- a/gtk2_ardour/region_view.cc
+++ b/gtk2_ardour/region_view.cc
@@ -444,6 +444,9 @@ RegionView::region_changed (const PropertyChange& what_changed)
 	if (what_changed.contains (ARDOUR::Properties::time_domain)) {
 		region_renamed ();
 	}
+	if (what_changed.contains (ARDOUR::Properties::length)) {
+		region_renamed ();
+	}
 	if (what_changed.contains (ARDOUR::Properties::sync_position)) {
 		region_sync_changed ();
 	}