diff --git a/wms/wipwhole-change-planning-customer-name-submit.php b/wms/wipwhole-change-planning-customer-name-submit.php
index 8dbffb67..91c312a9 100644
--- a/wms/wipwhole-change-planning-customer-name-submit.php
+++ b/wms/wipwhole-change-planning-customer-name-submit.php
@@ -2,7 +2,7 @@
 
 if ($_SERVER["REQUEST_METHOD"] == "POST") {
     $checkStatus = checkStatus($link, $id, $user_id);
-    if (!empty($_POST['custom_name'])) {
+    if (!empty($_POST['custom_name'] && $_POST['assign_status'] !== 'Z')) {
         if ($checkStatus) {
 
             $customer_planning_verify_file = fileIUpload("customer_planning_verify_file");