diff --git a/gtk2_ardour/region_view.cc b/gtk2_ardour/region_view.cc
index fcdde48487..4e59137957 100644
--- a/gtk2_ardour/region_view.cc
+++ b/gtk2_ardour/region_view.cc
@@ -228,6 +228,7 @@ RegionView::canvas_group_event (GdkEvent* event)
 	if (!in_destructor) {
 		return trackview.editor().canvas_region_view_event (event, group, this);
 	}
+	return false;
 }
 
 void