diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
index c72c3689f..5bd654bd5 100644
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
+++ b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
@@ -80,10 +80,10 @@ export default {
 
    },
    created() {
-      eventHub.$on('add-switch', this.addSwitch)
+      eventHub.on('add-relationship-link', this.addRelationshipLink)
    },
    unmounted() {
-      eventHub.$off('add-switch', this.addSwitch)
+      eventHub.off('add-relationship-link', this.addRelationshipLink)
    },
    mounted() {
       console.log('=== mounted: init graph')
@@ -124,8 +124,8 @@ export default {
          console.log('** click on node **')
          window.network.on('click', callback)
       },
-      addSwitch(edgeData) {
-         console.log('==> addSwitch <=======================', edgeData)
+      addRelationshipLink(edgeData) {
+         console.log('==> addRelationshipLink <=======================', edgeData)
       },
    }
 /*
diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/vis-network.js b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/vis-network.js
index a5d2a8daa..086608e19 100644
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/vis-network.js
+++ b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/vis-network.js
@@ -1,5 +1,5 @@
 import { visMessages } from './i18n'
-import {createApp} from "vue"
+import { TinyEmitter } from "tiny-emitter";
 
 /**
  * Vis-network initial data/configuration script
@@ -8,10 +8,8 @@ import {createApp} from "vue"
  *   cfr. https://github.com/almende/vis/issues/2524#issuecomment-307108271
  */
 
-console.log('@@@@@@@ eventHub App @@@@@@@@@@')
-window.eventHub = createApp()
-console.log('@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@')
-
+console.log('@@@ init eventHub App @@@')
+window.eventHub = new TinyEmitter()
 
 window.network = {}
 
@@ -26,7 +24,7 @@ window.options = {
         showButton: true
     },
     */
-    physics:{
+    physics: {
         enabled: true,
         barnesHut: {
             theta: 0.5,
@@ -104,7 +102,7 @@ window.options = {
         addEdge: function(edgeData, callback) {
             console.log('addEdge', edgeData)
             callback(edgeData)
-            eventHub.$emit('add-switch', edgeData)
+            eventHub.emit('add-relationship-link', edgeData)
         },
         editEdge: function(edgeData, callback) {
             console.log('editNode', edgeData)