diff --git a/app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php b/app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php
index 84ad6d2116726..5691505431042 100644
--- a/app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php
+++ b/app/code/Magento/Catalog/Controller/Adminhtml/Product/Attribute/Save.php
@@ -331,7 +331,8 @@ private function preprocessOptionsData(&$data)
             $serializedOptions = json_decode($data['serialized_options'], JSON_OBJECT_AS_ARRAY);
             foreach ($serializedOptions as $serializedOption) {
                 $option = [];
-                parse_str($serializedOption, $option);
+                $serializedValue = str_replace('&', '%26', $serializedOption);
+                parse_str($serializedValue, $option);
                 $data = array_replace_recursive($data, $option);
             }
         }