diff --git a/ebill_postfinance/migrations/14.0.1.1.0/pre-migrate.py b/ebill_postfinance/migrations/14.0.1.1.0/pre-migrate.py
deleted file mode 100644
index 286ab4dda..000000000
--- a/ebill_postfinance/migrations/14.0.1.1.0/pre-migrate.py
+++ /dev/null
@@ -1,18 +0,0 @@
-# Copyright 2023 Camptocamp SA (http://www.camptocamp.com)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-
-def migrate(cr, version):
-    if not version:
-        return
-
-    cr.execute(
-        """
-        UPDATE ebill_postfinance_invoice_message
-            SET payment_type = 'iban'
-            WHERE payment_type = 'qr';
-        UPDATE ebill_postfinance_invoice_message
-            SET payment_type = 'esr'
-        WHERE payment_type = 'isr';
-        """
-    )