diff --git a/addons/mrp/views/mrp_workorder_views.xml b/addons/mrp/views/mrp_workorder_views.xml
index 5236b4c74c1..8b0637acb9d 100644
--- a/addons/mrp/views/mrp_workorder_views.xml
+++ b/addons/mrp/views/mrp_workorder_views.xml
@@ -364,6 +364,7 @@
         <field name="model">mrp.workorder</field>
         <field name="arch" type="xml">
             <gantt class="o_mrp_workorder_gantt" date_stop="date_planned_finished" date_start="date_planned_start" string="Operations" default_group_by="workcenter_id" create="0"
+                delete="0"
                 progress="progress" plan="0"
                 decoration-danger="'text-danger' in json_popover"
                 decoration-success="state == 'done'"