diff --git a/views/account_invoice.xml b/views/account_invoice.xml
index 55973585a9dd61294abaa79b6eaba47a96f097a1..0eae540977f4d4f88ae80b6a0f4fa4b5cc1a64c9 100644
--- a/views/account_invoice.xml
+++ b/views/account_invoice.xml
@@ -9,9 +9,9 @@
             <field name="arch" type="xml">
                 <xpath expr="//page[@name='other_info']" position="before">
                     <page name="pca_fae" string="Pondération annuelle">
-                        <group groups="base.group_no_one">
+                        <group>
                             <group>
-                                <field name="fiscal_year"/>
+                                <field name="fiscal_year" readonly="1"/>
                             </group>
                         </group>
                         <field name="invoice_pcafae_line_ids">