diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ebb5f3f35..d7d61d0a9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.9]
+        python-version: [3.14]
         db-service: [postgresql14]
         search-service: [opensearch2]
 
diff --git a/cds_ils/circulation/indexer.py b/cds_ils/circulation/indexer.py
index 94de64f61..fe6377e4c 100644
--- a/cds_ils/circulation/indexer.py
+++ b/cds_ils/circulation/indexer.py
@@ -6,6 +6,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """Loan indexer APIs."""
+
 from flask import current_app
 from invenio_app_ils.proxies import current_app_ils
 from invenio_pidstore.errors import PIDDeletedError
diff --git a/cds_ils/circulation/serializers/__init__.py b/cds_ils/circulation/serializers/__init__.py
index 8f23c2450..efa7edd4c 100644
--- a/cds_ils/circulation/serializers/__init__.py
+++ b/cds_ils/circulation/serializers/__init__.py
@@ -6,6 +6,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """Loan serializers."""
+
 from invenio_app_ils.circulation.serializers.csv import LoanCSVSerializer
 from invenio_app_ils.records.schemas.json import ILSRecordSchemaJSONV1
 from invenio_app_ils.records.serializers import record_responsify_no_etag
diff --git a/cds_ils/importer/XMLRecordLoader.py b/cds_ils/importer/XMLRecordLoader.py
index af9b8d4ca..880278f0c 100644
--- a/cds_ils/importer/XMLRecordLoader.py
+++ b/cds_ils/importer/XMLRecordLoader.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS RecordDumpLoader module."""
+
 import importlib_metadata
 
 from cds_ils.importer.errors import RecordNotDeletable, UnknownProvider
diff --git a/cds_ils/importer/base_model.py b/cds_ils/importer/base_model.py
index d7d2a9235..07c3c5b0d 100644
--- a/cds_ils/importer/base_model.py
+++ b/cds_ils/importer/base_model.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer base module."""
+
 from cds_ils.importer.overdo import CdsIlsOverdo
 
 
diff --git a/cds_ils/importer/documents/api.py b/cds_ils/importer/documents/api.py
index fcf3a3bec..47f9d55dd 100644
--- a/cds_ils/importer/documents/api.py
+++ b/cds_ils/importer/documents/api.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer module."""
+
 from invenio_app_ils.proxies import current_app_ils
 from invenio_search.engine import dsl
 
diff --git a/cds_ils/importer/documents/importer.py b/cds_ils/importer/documents/importer.py
index a4ce2c60f..ed75f4de5 100644
--- a/cds_ils/importer/documents/importer.py
+++ b/cds_ils/importer/documents/importer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer documents module."""
+
 import datetime
 import uuid
 from copy import deepcopy
diff --git a/cds_ils/importer/handlers.py b/cds_ils/importer/handlers.py
index 360c7175a..3ca7a8792 100644
--- a/cds_ils/importer/handlers.py
+++ b/cds_ils/importer/handlers.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer exception handlers module."""
+
 from invenio_app_ils.errors import (
     IlsValidationError,
     RecordHasReferencesError,
diff --git a/cds_ils/importer/importer.py b/cds_ils/importer/importer.py
index 92123ae34..de24e5fd5 100644
--- a/cds_ils/importer/importer.py
+++ b/cds_ils/importer/importer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer module."""
+
 import time
 from copy import deepcopy
 
diff --git a/cds_ils/importer/json/views.py b/cds_ils/importer/json/views.py
index a9faf971c..eabe503a5 100644
--- a/cds_ils/importer/json/views.py
+++ b/cds_ils/importer/json/views.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-IlS JSON Importer views module."""
+
 from flask import abort, current_app, request
 from invenio_app_ils.permissions import need_permissions
 from invenio_app_ils.proxies import current_app_ils
diff --git a/cds_ils/importer/loaders/jsonschemas/schema.py b/cds_ils/importer/loaders/jsonschemas/schema.py
index 3d83106d3..670a534d4 100644
--- a/cds_ils/importer/loaders/jsonschemas/schema.py
+++ b/cds_ils/importer/loaders/jsonschemas/schema.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """Importer loader."""
+
 from flask import current_app
 from marshmallow import Schema, fields, validate
 from werkzeug.local import LocalProxy
diff --git a/cds_ils/importer/parse_xml.py b/cds_ils/importer/parse_xml.py
index c0dea7248..3f00017d6 100644
--- a/cds_ils/importer/parse_xml.py
+++ b/cds_ils/importer/parse_xml.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer xml parser module."""
+
 from flask import current_app
 from lxml import etree
 
diff --git a/cds_ils/importer/providers/cds/cds.py b/cds_ils/importer/providers/cds/cds.py
index e34880bed..0fdca480c 100644
--- a/cds_ils/importer/providers/cds/cds.py
+++ b/cds_ils/importer/providers/cds/cds.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS CDS Importer module."""
+
 from copy import deepcopy
 
 from cds_ils.importer.base_model import Base
diff --git a/cds_ils/importer/providers/cds/document_importer.py b/cds_ils/importer/providers/cds/document_importer.py
index 3ff64c42c..9c6660568 100644
--- a/cds_ils/importer/providers/cds/document_importer.py
+++ b/cds_ils/importer/providers/cds/document_importer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Document Importer module."""
+
 from flask import current_app
 from invenio_pidstore.models import PersistentIdentifier
 
diff --git a/cds_ils/importer/providers/cds/helpers/decorators.py b/cds_ils/importer/providers/cds/helpers/decorators.py
index 47637ec6d..b13962319 100644
--- a/cds_ils/importer/providers/cds/helpers/decorators.py
+++ b/cds_ils/importer/providers/cds/helpers/decorators.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS MARCXML rules utils."""
+
 import functools
 
 from dojson.errors import IgnoreKey
diff --git a/cds_ils/importer/providers/cds/ignore_fields.py b/cds_ils/importer/providers/cds/ignore_fields.py
index 715fa4ff1..464b8789b 100644
--- a/cds_ils/importer/providers/cds/ignore_fields.py
+++ b/cds_ils/importer/providers/cds/ignore_fields.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS CDS Importer ignored fields."""
+
 CDS_IGNORE_FIELDS = {
     "003",
     "003___",
diff --git a/cds_ils/importer/providers/cds/importer.py b/cds_ils/importer/providers/cds/importer.py
index 4cceeef3e..74d7d8bfb 100644
--- a/cds_ils/importer/providers/cds/importer.py
+++ b/cds_ils/importer/providers/cds/importer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS CDS Importer."""
+
 from flask import current_app
 from invenio_app_ils.proxies import current_app_ils
 from invenio_pidstore.errors import PersistentIdentifierError, PIDDoesNotExistError
diff --git a/cds_ils/importer/providers/cds/rules/journal.py b/cds_ils/importer/providers/cds/rules/journal.py
index 0fbb8b2dc..6b06ba829 100644
--- a/cds_ils/importer/providers/cds/rules/journal.py
+++ b/cds_ils/importer/providers/cds/rules/journal.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS MARCXML Journal rules."""
+
 import datetime
 
 from dojson.errors import IgnoreKey
diff --git a/cds_ils/importer/providers/cds/utils.py b/cds_ils/importer/providers/cds/utils.py
index 793980a64..437cdd8f0 100644
--- a/cds_ils/importer/providers/cds/utils.py
+++ b/cds_ils/importer/providers/cds/utils.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS Importer Records utils."""
+
 from flask import current_app
 
 
diff --git a/cds_ils/importer/providers/ebl/ebl.py b/cds_ils/importer/providers/ebl/ebl.py
index ff531f274..c39d26ea0 100644
--- a/cds_ils/importer/providers/ebl/ebl.py
+++ b/cds_ils/importer/providers/ebl/ebl.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS EBL Importer."""
+
 from copy import deepcopy
 
 from cds_ils.importer.base_model import Base
diff --git a/cds_ils/importer/providers/gobi/gobi.py b/cds_ils/importer/providers/gobi/gobi.py
index 8d383db66..a15183a13 100644
--- a/cds_ils/importer/providers/gobi/gobi.py
+++ b/cds_ils/importer/providers/gobi/gobi.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """CDS-ILS GOBI model."""
+
 from copy import deepcopy
 
 from cds_ils.importer.base_model import Base
diff --git a/cds_ils/importer/providers/gobi/ignore_fields.py b/cds_ils/importer/providers/gobi/ignore_fields.py
index f61244e92..6b5eb7f46 100644
--- a/cds_ils/importer/providers/gobi/ignore_fields.py
+++ b/cds_ils/importer/providers/gobi/ignore_fields.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """CDS-ILS Gobi Importer ignore fields."""
+
 GOBI_IGNORE_FIELDS = {
     "005",
     "006",
diff --git a/cds_ils/importer/providers/safari/safari.py b/cds_ils/importer/providers/safari/safari.py
index 927bc6df5..d8f18c50f 100644
--- a/cds_ils/importer/providers/safari/safari.py
+++ b/cds_ils/importer/providers/safari/safari.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS EBL Importer."""
+
 from copy import deepcopy
 
 from cds_ils.importer.base_model import Base
diff --git a/cds_ils/importer/providers/snv/importer.py b/cds_ils/importer/providers/snv/importer.py
index e428064c4..8e37b3632 100644
--- a/cds_ils/importer/providers/snv/importer.py
+++ b/cds_ils/importer/providers/snv/importer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS CDS Importer."""
+
 from cds_ils.importer.importer import Importer
 
 
diff --git a/cds_ils/importer/providers/springer/rules/document.py b/cds_ils/importer/providers/springer/rules/document.py
index 460b80efd..c5dae9402 100644
--- a/cds_ils/importer/providers/springer/rules/document.py
+++ b/cds_ils/importer/providers/springer/rules/document.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Springer Importer rules."""
+
 import re
 
 from dojson.errors import IgnoreKey
diff --git a/cds_ils/importer/providers/springer/springer.py b/cds_ils/importer/providers/springer/springer.py
index 819add3d6..741a52dff 100644
--- a/cds_ils/importer/providers/springer/springer.py
+++ b/cds_ils/importer/providers/springer/springer.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Springer model."""
+
 from copy import deepcopy
 
 from cds_ils.importer.base_model import Base
diff --git a/cds_ils/importer/serializers/response.py b/cds_ils/importer/serializers/response.py
index 39fb5ea92..dc8b30159 100644
--- a/cds_ils/importer/serializers/response.py
+++ b/cds_ils/importer/serializers/response.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """Importer response serializers."""
+
 import json
 
 from flask import abort, current_app
diff --git a/cds_ils/importer/tasks.py b/cds_ils/importer/tasks.py
index 2e850c022..c98475007 100644
--- a/cds_ils/importer/tasks.py
+++ b/cds_ils/importer/tasks.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Importer tasks."""
+
 import datetime
 
 from celery import shared_task
diff --git a/cds_ils/ldap/client.py b/cds_ils/ldap/client.py
index 8a3d0ef47..cf597033b 100644
--- a/cds_ils/ldap/client.py
+++ b/cds_ils/ldap/client.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS ldap Client."""
+
 import ldap
 from flask import current_app
 
diff --git a/cds_ils/ldap/errors.py b/cds_ils/ldap/errors.py
index 26b191036..747e7ca4f 100644
--- a/cds_ils/ldap/errors.py
+++ b/cds_ils/ldap/errors.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS ldap exceptions."""
+
 import sys
 
 
diff --git a/cds_ils/ldap/tasks.py b/cds_ils/ldap/tasks.py
index 14ae4c3c8..f59e62433 100644
--- a/cds_ils/ldap/tasks.py
+++ b/cds_ils/ldap/tasks.py
@@ -7,7 +7,6 @@
 
 """Ldap tasks."""
 
-
 from celery import shared_task
 from celery.utils.log import get_task_logger
 from flask import current_app
diff --git a/cds_ils/ldap/utils.py b/cds_ils/ldap/utils.py
index 17b95963e..779a5417e 100644
--- a/cds_ils/ldap/utils.py
+++ b/cds_ils/ldap/utils.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS ldap serializers."""
+
 from functools import partial
 
 from invenio_accounts.models import User
diff --git a/cds_ils/literature/api.py b/cds_ils/literature/api.py
index 039773ad9..87f7ebd18 100644
--- a/cds_ils/literature/api.py
+++ b/cds_ils/literature/api.py
@@ -4,6 +4,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS literature API."""
+
 from invenio_pidstore.resolver import Resolver
 
 
diff --git a/cds_ils/migrator/constants.py b/cds_ils/migrator/constants.py
index d796e98b3..52633b7fc 100644
--- a/cds_ils/migrator/constants.py
+++ b/cds_ils/migrator/constants.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator."""
+
 from datetime import date
 
 MIGRATION_DOCUMENT_PID = "L1t3r-4tUr3"
diff --git a/cds_ils/migrator/default_records.py b/cds_ils/migrator/default_records.py
index cc61e08f2..b4f38a315 100644
--- a/cds_ils/migrator/default_records.py
+++ b/cds_ils/migrator/default_records.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator."""
+
 import uuid
 
 from invenio_app_ils.documents.api import DOCUMENT_PID_TYPE
diff --git a/cds_ils/migrator/items/utils.py b/cds_ils/migrator/items/utils.py
index 3a2f9fd50..81e2e89c7 100644
--- a/cds_ils/migrator/items/utils.py
+++ b/cds_ils/migrator/items/utils.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator."""
+
 import logging
 
 from flask import current_app
diff --git a/cds_ils/migrator/relations/api.py b/cds_ils/migrator/relations/api.py
index 24a7b087a..fa68d4fab 100644
--- a/cds_ils/migrator/relations/api.py
+++ b/cds_ils/migrator/relations/api.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator API."""
+
 import logging
 
 import click
diff --git a/cds_ils/migrator/series/__init__.py b/cds_ils/migrator/series/__init__.py
index 1ce9cf38e..473fc0f04 100644
--- a/cds_ils/migrator/series/__init__.py
+++ b/cds_ils/migrator/series/__init__.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator module."""
+
 from cds_dojson.overdo import OverdoBase
 
 serial_marc21 = OverdoBase(entry_point_models="cds_ils.migrator.serial_model")
diff --git a/cds_ils/migrator/series/api.py b/cds_ils/migrator/series/api.py
index da5214c32..f64588192 100644
--- a/cds_ils/migrator/series/api.py
+++ b/cds_ils/migrator/series/api.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS migrator API."""
+
 import logging
 from copy import deepcopy
 
diff --git a/cds_ils/migrator/series/xml_series_loader.py b/cds_ils/migrator/series/xml_series_loader.py
index 6cc904b8f..e7e12a682 100644
--- a/cds_ils/migrator/series/xml_series_loader.py
+++ b/cds_ils/migrator/series/xml_series_loader.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS Migrator Records loader."""
+
 import logging
 import uuid
 
diff --git a/cds_ils/migrator/xml_to_json_dump.py b/cds_ils/migrator/xml_to_json_dump.py
index 011280b91..430cf92b3 100644
--- a/cds_ils/migrator/xml_to_json_dump.py
+++ b/cds_ils/migrator/xml_to_json_dump.py
@@ -7,6 +7,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """CDS Migrator Records MARCXML to JSON dump."""
+
 import logging
 
 import arrow
diff --git a/cds_ils/minters.py b/cds_ils/minters.py
index d7d2bea1e..e98bcda2c 100644
--- a/cds_ils/minters.py
+++ b/cds_ils/minters.py
@@ -4,6 +4,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS minters."""
+
 from invenio_pidstore.models import PersistentIdentifier, PIDStatus
 
 
diff --git a/cds_ils/oauth.py b/cds_ils/oauth.py
index eb6ee0cb1..6228dcb93 100644
--- a/cds_ils/oauth.py
+++ b/cds_ils/oauth.py
@@ -4,6 +4,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS oauth overrides."""
+
 from flask import current_app, flash, g, redirect
 from invenio_oauthclient.contrib.cern_openid import get_resource
 from invenio_oauthclient.errors import OAuthCERNRejectedAccountError
diff --git a/cds_ils/series/serializers/json.py b/cds_ils/series/serializers/json.py
index d12f8c1ae..d1f8ed7f3 100644
--- a/cds_ils/series/serializers/json.py
+++ b/cds_ils/series/serializers/json.py
@@ -6,6 +6,7 @@
 # under the terms of the MIT License; see LICENSE file for more details.
 
 """Series JSON serializers."""
+
 from invenio_app_ils.literature.serializers.custom_fields import field_cover_metadata
 from invenio_records_rest.serializers.json import JSONSerializer
 
diff --git a/cds_ils/utils.py b/cds_ils/utils.py
index 9fbffb289..5d30cfb2c 100644
--- a/cds_ils/utils.py
+++ b/cds_ils/utils.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """Utils for modules."""
+
 from flask import current_app
 
 
diff --git a/setup.cfg b/setup.cfg
index 6746e8f57..d68010d5c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,16 +18,17 @@ platforms = any
 url = https://github.com/CERNDocumentServer/cds-ils
 classifiers =
     Development Status :: 5 - Production/Stable
+    Programming Language :: Python :: 3.14
 
 [options]
 include_package_data = True
 packages = find:
-python_requires = >=3.6
+python_requires = >=3.14
 zip_safe = False
 install_requires =
     fuzzywuzzy>=0.18.0
     python-ldap>=3.4.0,<3.5.0
-    invenio-app-ils[lorem,opensearch2]>=8.0.0,<9.0.0
+    invenio-app-ils[lorem,opensearch2]>=9.0.0,<10.0.0
     sentry-sdk>=1.45,<2.0.0
     # invenio-xrootd requires it
     fs>=2.0.10,<3.0
@@ -127,9 +128,6 @@ invenio_pidstore.minters =
 cds_ils.importer.import_json_transformers =
     cds = cds_ils.importer.json.rdm.transform:RDMToILSTransform
 
-[bdist_wheel]
-universal = 1
-
 [pydocstyle]
 add_ignore = D401
 
diff --git a/tests/helpers.py b/tests/helpers.py
index 3e860cc0c..c2d215214 100644
--- a/tests/helpers.py
+++ b/tests/helpers.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """CDS-ILS Test helpers module."""
+
 import json
 import os
 import uuid
diff --git a/tests/migrator/json_imports/conftest.py b/tests/migrator/json_imports/conftest.py
index f06f45a0a..3cd228e85 100644
--- a/tests/migrator/json_imports/conftest.py
+++ b/tests/migrator/json_imports/conftest.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """Migration pytest fixtures and plugins."""
+
 import time
 
 import pytest
diff --git a/tests/migrator/utils.py b/tests/migrator/utils.py
index 72b842525..03f66c521 100644
--- a/tests/migrator/utils.py
+++ b/tests/migrator/utils.py
@@ -6,6 +6,7 @@
 # the terms of the MIT License; see LICENSE file for more details.
 
 """Test migration utils."""
+
 from invenio_pidstore.models import PersistentIdentifier, PIDStatus
 
 
diff --git a/tests/migrator/xml_imports/test_migrate_journal.py b/tests/migrator/xml_imports/test_migrate_journal.py
index 208e0e58a..49b8fcc9f 100644
--- a/tests/migrator/xml_imports/test_migrate_journal.py
+++ b/tests/migrator/xml_imports/test_migrate_journal.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """Test documents migration."""
+
 from cds_ils.importer.providers.cds.cds import get_helper_dict
 from cds_ils.migrator.series import journal_marc21
 from cds_ils.migrator.xml_to_json_dump import CDSRecordDump
diff --git a/tests/migrator/xml_imports/test_migrate_multiparts.py b/tests/migrator/xml_imports/test_migrate_multiparts.py
index 1906f3e6e..df04eeda7 100644
--- a/tests/migrator/xml_imports/test_migrate_multiparts.py
+++ b/tests/migrator/xml_imports/test_migrate_multiparts.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """Test documents migration."""
+
 from cds_ils.migrator.series import multipart_marc21
 from cds_ils.migrator.xml_to_json_dump import CDSRecordDump
 from tests.migrator.xml_imports.helpers import load_json
diff --git a/tests/migrator/xml_imports/test_migrate_multivolume.py b/tests/migrator/xml_imports/test_migrate_multivolume.py
index f8f140049..8a2829685 100644
--- a/tests/migrator/xml_imports/test_migrate_multivolume.py
+++ b/tests/migrator/xml_imports/test_migrate_multivolume.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """Test documents migration."""
+
 from cds_ils.migrator.series import multipart_marc21
 from cds_ils.migrator.xml_to_json_dump import CDSRecordDump
 from tests.migrator.xml_imports.helpers import load_json
diff --git a/tests/migrator/xml_imports/test_migrate_serial.py b/tests/migrator/xml_imports/test_migrate_serial.py
index a5de991c6..a51f035b1 100644
--- a/tests/migrator/xml_imports/test_migrate_serial.py
+++ b/tests/migrator/xml_imports/test_migrate_serial.py
@@ -5,6 +5,7 @@
 # CDS-ILS is free software; you can redistribute it and/or modify it under
 # the terms of the MIT License; see LICENSE file for more details.
 """Test documents migration."""
+
 from cds_ils.migrator.series import journal_marc21, serial_marc21
 from cds_ils.migrator.xml_to_json_dump import CDSRecordDump
 from tests.migrator.xml_imports.helpers import load_json