diff --git a/rma/views/rma_order_view.xml b/rma/views/rma_order_view.xml
index 91cd184b..d91a7a09 100644
--- a/rma/views/rma_order_view.xml
+++ b/rma/views/rma_order_view.xml
@@ -38,7 +38,7 @@
                         name="action_rma_to_approve"
                         type="object"
                         string="Request Approval"
-                        attrs="{'invisible':[('state', '!=', 'draft')]}"
+                        invisible="state != 'draft'"
                         class="oe_highlight"
                         groups="rma.group_rma_customer_user"
                     />
@@ -46,14 +46,14 @@
                         name="action_rma_draft"
                         type="object"
                         string="Back to Draft"
-                        attrs="{'invisible':[('state', '=', 'draft')]}"
+                        invisible="state == 'draft'"
                         groups="rma.group_rma_customer_user,rma.group_rma_supplier_user"
                     />
                 <button
                         name="action_rma_approve"
                         type="object"
                         string="Approve"
-                        attrs="{'invisible':[('state', '!=', 'to_approve')]}"
+                        invisible="state != 'to_approve'"
                         class="oe_highlight"
                         groups="rma.group_rma_manager"
                     />
@@ -61,21 +61,21 @@
                         name="action_rma_approve"
                         type="object"
                         string="Back to Approved"
-                        attrs="{'invisible':[('state', '!=', 'done')]}"
+                        invisible="state != 'done'"
                         groups="rma.group_rma_customer_user"
                     />
                 <button
                         name="action_rma_done"
                         type="object"
                         string="Done"
-                        attrs="{'invisible':[('state', 'in', ('done', 'draft', 'cancel'))]}"
+                        invisible="state in ('done', 'draft', 'cancel')"
                         groups="rma.group_rma_customer_user"
                     />
                 <button
                         name="action_rma_cancel"
                         type="object"
                         string="Cancel"
-                        attrs="{'invisible':[('state', 'in', ('done', 'cancel'))]}"
+                        invisible="state in ('done', 'cancel')"
                         groups="rma.group_rma_customer_user"
                     />
                 <field