diff --git a/addons/sale_project/views/project_task_views.xml b/addons/sale_project/views/project_task_views.xml
index caa28931d67..e5b5b3f0eac 100644
--- a/addons/sale_project/views/project_task_views.xml
+++ b/addons/sale_project/views/project_task_views.xml
@@ -75,7 +75,7 @@
             <xpath expr="//field[@name='partner_phone']" 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}"/>
-                <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}" placeholder="Non-billable"/>
+                <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"/>
                 <field name="commercial_partner_id" invisible="1" />
             </xpath>
         </field>
diff --git a/addons/sale_timesheet/views/project_task_views.xml b/addons/sale_timesheet/views/project_task_views.xml
index 2830d97593f..483606e6b4e 100644
--- a/addons/sale_timesheet/views/project_task_views.xml
+++ b/addons/sale_timesheet/views/project_task_views.xml
@@ -188,15 +188,13 @@
             <field name="model">project.task</field>
             <field name="inherit_id" ref="sale_project.view_sale_project_inherit_form"/>
             <field name="arch" type="xml">
-                <xpath expr="//field[@name='sale_line_id']" position="attributes">
-                    <attribute name="context">{'with_remaining_hours': True, 'with_price_unit': True}</attribute>
+                <xpath expr="//field[@name='sale_line_id'][2]" position="attributes">
+                    <attribute name="context">{'create': False, 'edit': False, 'delete': False, 'with_price_unit': True, 'with_remaining_hours': True}</attribute>
+                    <!-- To do: move allow_billable field in sale_project and add attrs directly on field in master -->
                     <attribute name="attrs">
                         {'invisible': [('allow_billable', '=', False)]}
                     </attribute>
                 </xpath>
-                <xpath expr="//field[@name='sale_order_id']" position="attributes">
-                    <attribute name="invisible">1</attribute>
-                </xpath>
             </field>
         </record>
 </odoo>