diff --git a/leshan-bsserver-demo/webapp/src/router/index.js b/leshan-bsserver-demo/webapp/src/router/index.js
index 58bddce43e..72ada02f03 100644
--- a/leshan-bsserver-demo/webapp/src/router/index.js
+++ b/leshan-bsserver-demo/webapp/src/router/index.js
@@ -13,10 +13,10 @@
 
 import Vue from "vue";
 import VueRouter from "vue-router";
-import Bootstrap from "../views/Bootstrap.vue";
-import About from "@leshan-server-core-demo/views/About.vue";
-import Client from "../views/Client.vue";
-import Server from "@leshan-server-core-demo/views/Server.vue";
+const Bootstrap = () => import("../views/Bootstrap.vue");
+const About = () => import("@leshan-server-core-demo/views/About.vue");
+const Client = () => import("../views/Client.vue");
+const Server = () => import("@leshan-server-core-demo/views/Server.vue");
 
 Vue.use(VueRouter);
 
diff --git a/leshan-server-demo/webapp/src/router/index.js b/leshan-server-demo/webapp/src/router/index.js
index 380afb6267..df9ca8a431 100644
--- a/leshan-server-demo/webapp/src/router/index.js
+++ b/leshan-server-demo/webapp/src/router/index.js
@@ -13,15 +13,17 @@
 
 import Vue from "vue";
 import VueRouter from "vue-router";
-import Clients from "../views/Clients.vue";
-import Client from "../views/Client.vue";
-import CompositeOperationView from "../views/CompositeOperationView.vue";
-import CompositeObjectView from "../views/CompositeObjectView.vue";
-import ObjectView from "../views/ObjectView.vue";
 
-import Security from "../views/Security.vue";
-import Server from "@leshan-server-core-demo/views/Server.vue";
-import About from "@leshan-server-core-demo/views/About.vue";
+const Clients = () => import("../views/Clients.vue");
+const Client = () => import("../views/Client.vue");
+const CompositeOperationView = () =>
+  import("../views/CompositeOperationView.vue");
+const CompositeObjectView = () => import("../views/CompositeObjectView.vue");
+const ObjectView = () => import("../views/ObjectView.vue");
+
+const Security = () => import("../views/Security.vue");
+const Server = () => import("@leshan-server-core-demo/views/Server.vue");
+const About = () => import("@leshan-server-core-demo/views/About.vue");
 
 Vue.use(VueRouter);