diff --git a/Segment_Delaunay_graph_2/dont_submit b/Segment_Delaunay_graph_2/dont_submit
index 2caa193dc92..39e8f64ce49 100644
--- a/Segment_Delaunay_graph_2/dont_submit
+++ b/Segment_Delaunay_graph_2/dont_submit
@@ -1 +1,2 @@
 new_stuff
+demo