diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index fdbf651ac7c..9b521296c0b 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -3444,7 +3444,7 @@ class AccountMoveLine(models.Model):
                 ))
                 super(AccountMoveLine, line).write(to_write)
             elif any(field in vals for field in BUSINESS_FIELDS):
-                to_write = self._get_price_total_and_subtotal()
+                to_write = line._get_price_total_and_subtotal()
                 to_write.update(line._get_fields_onchange_subtotal(
                     price_subtotal=to_write['price_subtotal'],
                 ))