1 files changed, 3 insertions, 0 deletions
diff --git a/web/app/model/Device.js b/web/app/model/Device.js
index 709d51953..588d53c1f 100644
--- a/web/app/model/Device.js
+++ b/web/app/model/Device.js
@@ -34,5 +34,8 @@ Ext.define('Traccar.model.Device', {
         name: 'lastUpdate',
         type: 'date',
         dateFormat: 'c'
+    }, {
+        name: 'groupId',
+        type: 'int'
     }]
 });