diff --git a/packages/joint-core/demo/links/src/links.js b/packages/joint-core/demo/links/src/links.js
index c0500f274..b294545f2 100644
--- a/packages/joint-core/demo/links/src/links.js
+++ b/packages/joint-core/demo/links/src/links.js
@@ -782,7 +782,7 @@ paper.on('link:mouseenter', function(linkView) {
             break;
         case link6:
             tools = [
-                new joint.linkTools.Vertices(),
+                new joint.linkTools.Vertices({ vertexAdding: { interactiveLinkNode: 'outline' }}),
                 new CustomBoundary({ padding: 25 })
             ];
             break;