1 files changed, 17 insertions, 13 deletions
diff --git a/web/app/model/Command.js b/web/app/model/Command.js
index 3e848b57d..0eb17ec40 100644
--- a/web/app/model/Command.js
+++ b/web/app/model/Command.js
@@ -13,18 +13,22 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+(function () {
+    'use strict';
 
-Ext.define('Traccar.model.Command', {
-    extend: 'Ext.data.Model',
-    identifier: 'negative',
+    Ext.define('Traccar.model.Command', {
+        extend: 'Ext.data.Model',
+        identifier: 'negative',
 
-    fields: [{
-        name: 'deviceId',
-        type: 'int'
-    }, {
-        name: 'type',
-        type: 'string'
-    }, {
-        name: 'attributes'
-    }]
-});
+        fields: [{
+            name: 'deviceId',
+            type: 'int'
+        }, {
+            name: 'type',
+            type: 'string'
+        }, {
+            name: 'attributes'
+        }]
+    });
+
+})();