diff --git a/lib/views/pages/sub_workorder/create_sub_workorder_page.dart b/lib/views/pages/sub_workorder/create_sub_workorder_page.dart
index 2ed42bee..4162a15f 100644
--- a/lib/views/pages/sub_workorder/create_sub_workorder_page.dart
+++ b/lib/views/pages/sub_workorder/create_sub_workorder_page.dart
@@ -315,7 +315,7 @@ class _CreateSubWorkOrderPageState extends State<CreateSubWorkOrderPage> {
                                 : (_subWorkOrders.assistantEmployees?.isNotEmpty ?? false)
                                     ? _subWorkOrders.assistantEmployees?.first
                                     : null,
-                            enabled: isCurrentAssigned,
+                            enabled: !isCurrentAssigned,
                             onSelect: (employee) {
                               _subWorkOrders.assistantEmployees = [employee?.copyWith(id: 0)];
                             },