diff --git a/addons/membership/wizard/membership_invoice_view.xml b/addons/membership/wizard/membership_invoice_view.xml
index e29ef87f141..c52aa9853df 100644
--- a/addons/membership/wizard/membership_invoice_view.xml
+++ b/addons/membership/wizard/membership_invoice_view.xml
@@ -9,8 +9,7 @@
             <field name="arch" type="xml">
                 <form string="Membership Invoice" version="7.0">
                     <header>
-                        <button  icon="gtk-apply" string="Join" name="membership_invoice" type="object"/>
-                        <button  icon="gtk-close" special="cancel" string="Close"/>
+                        <button  icon="gtk-apply" string="Join" name="membership_invoice" type="object" class="oe_form_button_active_flow"/>
                     </header>
                     <group>
                         <field name="product_id" domain="[('membership','=',True)]" widget="selection" on_change="onchange_product(product_id)"/>