diff --git a/odex25_transactions/exp_transaction_documents/views/internal.xml b/odex25_transactions/exp_transaction_documents/views/internal.xml
index c28f08540..c809302ae 100644
--- a/odex25_transactions/exp_transaction_documents/views/internal.xml
+++ b/odex25_transactions/exp_transaction_documents/views/internal.xml
@@ -178,8 +178,8 @@
                 </xpath>
                 <xpath expr="//field[@name='to_ids']" position="after">
                     <field name="partner_id"/>
-                    <field name="to_users"/>
-                    <field name="cc_users"/>
+                    <field widget="many2many_tags" invisible="0" name="to_users"/>
+                    <field widget="many2many_tags" invisible="0" name="cc_users"/>
                 </xpath>
                 <xpath expr="//field[@name='to_ids']" position="before">
                     <field name="type_sender"/>