diff --git a/demo/serialization.html b/demo/serialization.html
index 06ddbc6..aca9d32 100644
--- a/demo/serialization.html
+++ b/demo/serialization.html
@@ -56,7 +56,6 @@
     <script type="text/javascript">
         $(function () {
             var options = {
-                static_grid: true
             };
             $('.grid-stack').gridstack(options);