diff --git a/rma/models/rma_order.py b/rma/models/rma_order.py
index ca3736c9..576b9045 100644
--- a/rma/models/rma_order.py
+++ b/rma/models/rma_order.py
@@ -11,6 +11,7 @@ class RmaOrder(models.Model):
     _name = "rma.order"
     _description = "RMA Group"
     _inherit = ["mail.thread"]
+    _order = "id desc"
 
     @api.model
     def _get_default_type(self):
diff --git a/rma/models/rma_order_line.py b/rma/models/rma_order_line.py
index 41ae9620..b7a24c37 100644
--- a/rma/models/rma_order_line.py
+++ b/rma/models/rma_order_line.py
@@ -13,6 +13,7 @@ class RmaOrderLine(models.Model):
     _name = "rma.order.line"
     _description = "RMA"
     _inherit = ["mail.thread"]
+    _order = "id desc"
 
     @api.model
     def _get_default_type(self):
diff --git a/rma/views/rma_order_view.xml b/rma/views/rma_order_view.xml
index f1211087..66258f28 100644
--- a/rma/views/rma_order_view.xml
+++ b/rma/views/rma_order_view.xml
@@ -158,7 +158,12 @@
                                                              'default_partner_id': partner_id,
                                                              'hide_title': True}"
                             >
-                            <tree string="RMA Lines" name="lines" editable="bottom">
+                            <tree
+                                    string="RMA Lines"
+                                    name="lines"
+                                    editable="bottom"
+                                    default_order="id asc"
+                                >
                                 <field name="sequence" widget="handle" />
                                 <field name="state" invisible="True" />
                                 <field name="partner_id" invisible="True" />