diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 358b1f917c7..745de3ed97a 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -798,7 +798,7 @@ class AccountMove(models.Model):
                 'amount_currency': diff_amount_currency,
                 'partner_id': self.partner_id.id,
                 'move_id': self.id,
-                'currency_id': self.currency_id,
+                'currency_id': self.currency_id.id,
                 'company_id': self.company_id.id,
                 'company_currency_id': self.company_id.currency_id.id,
                 'is_rounding_line': True,