diff --git a/OrdersManagement/Components/Pages/WarehousePackList.razor b/OrdersManagement/Components/Pages/WarehousePackList.razor
index a6dd35f..56ddcfb 100644
--- a/OrdersManagement/Components/Pages/WarehousePackList.razor
+++ b/OrdersManagement/Components/Pages/WarehousePackList.razor
@@ -129,7 +129,11 @@
     
     private async Task SaveChanges()
     {
-        await WarehouseService.AddEmailsToWzHeaderAsync(WzHeader, EmailAddresses);
+        if (!string.IsNullOrWhiteSpace(EmailAddresses))
+        {
+            await WarehouseService.AddEmailsToWzHeaderAsync(WzHeader, EmailAddresses);
+        }
+        
         await _grid.EndEditAsync();
     }