diff --git a/app/code/Magento/Ui/view/base/web/js/form/element/multiselect.js b/app/code/Magento/Ui/view/base/web/js/form/element/multiselect.js
index 57dadb60e5775..63a6ff7a6052b 100644
--- a/app/code/Magento/Ui/view/base/web/js/form/element/multiselect.js
+++ b/app/code/Magento/Ui/view/base/web/js/form/element/multiselect.js
@@ -49,7 +49,7 @@ define([
          * @param {Array} data - current component value
          */
         setPrepareToSendData: function (data) {
-            if (!data.length) {
+            if (_.isUndefined(data) || !data.length) {
                 data = '';
             }