diff --git a/addons/sale_project/views/project_task_views.xml b/addons/sale_project/views/project_task_views.xml
index b6e111ae102..0497975e0e0 100644
--- a/addons/sale_project/views/project_task_views.xml
+++ b/addons/sale_project/views/project_task_views.xml
@@ -186,8 +186,8 @@
             </xpath>
             <xpath expr="//field[@name='partner_id']" position="after">
                 <field name="sale_order_id" attrs="{'invisible': True}" groups="sales_team.group_sale_salesman"/>
-                <field name="sale_line_id" groups="!sales_team.group_sale_salesman" string="Sales Order Item" options='{"no_open": True}' readonly="1" context="{'create': False, 'edit': False, 'delete': False}" attrs="{'invisible': ['|', '|', ('allow_billable', '=', False), ('project_root_id', '=', False), ('sale_line_id', '=', False)]}"/>
-                <field name="sale_line_id" groups="sales_team.group_sale_salesman" string="Sales Order Item" options='{"no_create": True}' readonly="0" context="{'create': False, 'edit': False, 'delete': False, 'with_price_unit': True}" placeholder="Non-billable" attrs="{'invisible': ['|', ('allow_billable', '=', False), ('project_root_id', '=', False)]}"/>
+                <field name="sale_line_id" groups="!sales_team.group_sale_salesman" string="Sales Order Item" options='{"no_open": True}' readonly="1" context="{'create': False, 'edit': False, 'delete': False}" attrs="{'invisible': ['|', '|', '|', ('allow_billable', '=', False), ('project_root_id', '=', False), ('sale_line_id', '=', False), ('partner_id', '=', False)]}"/>
+                <field name="sale_line_id" groups="sales_team.group_sale_salesman" string="Sales Order Item" options='{"no_create": True}' readonly="0" context="{'create': False, 'edit': False, 'delete': False, 'with_price_unit': True}" placeholder="Non-billable" attrs="{'invisible': ['|', '|', ('allow_billable', '=', False), ('project_root_id', '=', False), ('partner_id', '=', False)]}"/>
                 <field name="allow_billable" invisible="1"/>
             </xpath>
             <xpath expr="//field[@name='child_ids']/tree/field[@name='partner_id']" position="after">