diff --git a/addons/mrp/mrp_view.xml b/addons/mrp/mrp_view.xml
index 2af1e876c70..cf2db4df9d3 100644
--- a/addons/mrp/mrp_view.xml
+++ b/addons/mrp/mrp_view.xml
@@ -189,7 +189,7 @@
                                     <field name="time_stop" widget="float_time"/>
                                 </group>
                                 <group string="Costing Information">
-                                    <field name="product_id" on_change="on_change_product_cost(product_id)"/>
+                                    <field name="product_id" on_change="on_change_product_cost(product_id)" context="{'default_supply_method':'produce'}"/>
                                     <field name="costs_hour"/>
                                     <field name="costs_hour_account_id" groups="analytic.group_analytic_accounting"/>
                                     <field name="costs_cycle"/>