diff --git a/rma_purchase_analytic/wizards/rma_add_purchase.py b/rma_purchase_analytic/wizards/rma_add_purchase.py
index 7d79194e..9bce48e3 100644
--- a/rma_purchase_analytic/wizards/rma_add_purchase.py
+++ b/rma_purchase_analytic/wizards/rma_add_purchase.py
@@ -21,6 +21,8 @@ class RmaLineMakePurchaseOrder(models.TransientModel):
 
     @api.model
     def _prepare_purchase_order_line(self, po, item):
-        res = super(RmaLineMakePurchaseOrder, self)._prepare_purchase_order_line(po, item)
+        res = super(
+            RmaLineMakePurchaseOrder, self)._prepare_purchase_order_line(
+            po, item)
         res['account_analytic_id'] = item.line_id.analytic_account_id.id
         return res