diff --git a/samples/js/demos/html/constraints-and-stats.html b/samples/js/demos/html/constraints-and-stats.html
index 2f1beba62..7f7fc5d79 100644
--- a/samples/js/demos/html/constraints-and-stats.html
+++ b/samples/js/demos/html/constraints-and-stats.html
@@ -4,6 +4,10 @@
+
+