diff --git a/rma_purchase_analytic/wizards/rma_add_purchase.py b/rma_purchase_analytic/wizards/rma_add_purchase.py
index ca930abe..5a084711 100644
--- a/rma_purchase_analytic/wizards/rma_add_purchase.py
+++ b/rma_purchase_analytic/wizards/rma_add_purchase.py
@@ -19,9 +19,8 @@ class RmaLineMakePurchaseOrder(models.TransientModel):
     _inherit = "rma.order.line.make.purchase.order"
     _description = "Make Purchases Order from RMA Line"
 
-
     @api.model
     def _prepare_purchase_order_line(self, po, item):
-        res = super(RmaLineMakePurchaseOrder, self)._prepare_purchase_order_line(po, line)
-        res['analytic_account_id'] = item.analytic_account_id.id
-        return vals
+        res = super(RmaLineMakePurchaseOrder, self)._prepare_purchase_order_line(po, item)
+        res['analytic_account_id'] = item.line_id.analytic_account_id.id
+        return res