diff --git a/cb_maintenance/wizards/wizard_create_maintenance_request.xml b/cb_maintenance/wizards/wizard_create_maintenance_request.xml
index 7e2b59c..af8c528 100644
--- a/cb_maintenance/wizards/wizard_create_maintenance_request.xml
+++ b/cb_maintenance/wizards/wizard_create_maintenance_request.xml
@@ -22,6 +22,7 @@
                             <field
                                 name="equipment_category"
                                 widget="child_selector"
+                                domain="[('parent_id','=',False),('selectable','=',True)]"
                                 options="{'child_selection_field': 'name', 'no_open': True}"
                                 placeholder="Search only for IT or Maintenance"
                             />