diff --git a/addons/purchase/purchase_view.xml b/addons/purchase/purchase_view.xml
index 056a06f0750..2b209161480 100644
--- a/addons/purchase/purchase_view.xml
+++ b/addons/purchase/purchase_view.xml
@@ -244,7 +244,7 @@
                                     <field name="payment_term_id" widget="selection"/>
                                     <field name="fiscal_position" attrs="{'readonly': [('invoiced','=', True)]}" />
                                     <!-- We do not need these fields anymore, the information is in open chatter -->
-                                    <field name="validator" groups="base.group_no_one"/>
+                                    <field name="validator" groups="base.group_no_one" context="{'default_groups_ref': ['base.group_user', 'purchase.group_purchase_user', 'account.group_account_invoice']}"/>
                                     <field name="date_approve" groups="base.group_no_one"/>
                                 </group>
                             </group>
diff --git a/addons/purchase_requisition/purchase_requisition_view.xml b/addons/purchase_requisition/purchase_requisition_view.xml
index 55427de6573..e1cb52cc7a1 100644
--- a/addons/purchase_requisition/purchase_requisition_view.xml
+++ b/addons/purchase_requisition/purchase_requisition_view.xml
@@ -48,7 +48,7 @@
                 </h1>
                 <group>
                     <group>
-                        <field name="user_id"/>
+                        <field name="user_id" context="{'default_groups_ref': ['base.group_user', 'purchase_requisition.group_purchase_requisition_user', 'purchase.group_purchase_user', 'account.group_account_invoice']}"/>
                         <field name="exclusive"/>
                     </group>
                     <group>