diff --git a/addons/sale/security/sale_security.xml b/addons/sale/security/sale_security.xml
index 49bd0e8716b..c025cd6c6cf 100644
--- a/addons/sale/security/sale_security.xml
+++ b/addons/sale/security/sale_security.xml
@@ -36,6 +36,7 @@
 
     <record id="group_mrp_properties" model="res.groups">
         <field name="name">Properties on lines</field>
+        <field name="users" eval="[(4, ref('base.user_root'))]"/>
         <field name="category_id" ref="base.module_category_hidden"/>
     </record>