diff --git a/public/js/pages/WarehouseEShop/WarehouseEShop.js b/public/js/pages/WarehouseEShop/WarehouseEShop.js
index e74ffa322..b8a9c74cc 100644
--- a/public/js/pages/WarehouseEShop/WarehouseEShop.js
+++ b/public/js/pages/WarehouseEShop/WarehouseEShop.js
@@ -89,6 +89,7 @@ Vue.component('warehouse-e-shop', {
         return {
             window: window, itemAmounts: {}, shoppingCart: [], createOrderDialog: false, createOrderDialogData: {
                 deliveryMode: 'singleAddress',
+                extRef: '',
                 deliveryAddressName: '',
                 deliveryAddressLine: '',
                 deliveryAddressPLZ: '',
@@ -104,6 +105,7 @@ Vue.component('warehouse-e-shop', {
             const response = await axios.post(`${window['TT_CONFIG']['BASE_PATH']}/WarehouseEShopOrder/createOrder`, {
                 shoppingCart: this.shoppingCart,
                 deliveryMode: this.createOrderDialogData.deliveryMode,
+                extRef: this.createOrderDialogData.extRef.trim(),
                 deliveryAddressName: this.createOrderDialogData.deliveryAddressName.trim(),
                 deliveryAddressLine: this.createOrderDialogData.deliveryAddressLine.trim(),
                 deliveryAddressPLZ: this.createOrderDialogData.deliveryAddressPLZ.trim(),