diff --git a/swh/web/add_forge_now/views.py b/swh/web/add_forge_now/views.py
--- a/swh/web/add_forge_now/views.py
+++ b/swh/web/add_forge_now/views.py
@@ -6,13 +6,13 @@
 from typing import Any, Dict, List
 
 from django.conf import settings
-from django.conf.urls import url
 from django.contrib.auth.decorators import user_passes_test
 from django.core.paginator import Paginator
 from django.db.models import Q
 from django.http.request import HttpRequest
 from django.http.response import HttpResponse, JsonResponse
 from django.shortcuts import render
+from django.urls import re_path as url
 
 from swh.web.add_forge_now.models import Request as AddForgeRequest
 from swh.web.add_forge_now.models import RequestHistory
diff --git a/swh/web/admin/urls.py b/swh/web/admin/urls.py
--- a/swh/web/admin/urls.py
+++ b/swh/web/admin/urls.py
@@ -3,9 +3,9 @@
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
-from django.conf.urls import url
 from django.contrib.auth.views import LoginView
 from django.shortcuts import redirect
+from django.urls import re_path as url
 
 from swh.web.admin.adminurls import AdminUrls
 import swh.web.admin.deposit  # noqa
diff --git a/swh/web/auth/mailmap.py b/swh/web/auth/mailmap.py
--- a/swh/web/auth/mailmap.py
+++ b/swh/web/auth/mailmap.py
@@ -6,7 +6,6 @@
 import json
 from typing import Any, Dict
 
-from django.conf.urls import url
 from django.core.paginator import Paginator
 from django.db import IntegrityError
 from django.db.models import Q
@@ -17,6 +16,7 @@
     HttpResponseNotFound,
     JsonResponse,
 )
+from django.urls import re_path as url
 from rest_framework import serializers
 from rest_framework.decorators import api_view
 from rest_framework.request import Request
diff --git a/swh/web/auth/views.py b/swh/web/auth/views.py
--- a/swh/web/auth/views.py
+++ b/swh/web/auth/views.py
@@ -8,7 +8,6 @@
 
 from cryptography.fernet import InvalidToken
 
-from django.conf.urls import url
 from django.contrib.auth.decorators import login_required
 from django.core.paginator import Paginator
 from django.http import HttpRequest
@@ -20,6 +19,7 @@
     JsonResponse,
 )
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.decorators.http import require_http_methods
 
 from swh.auth.django.models import OIDCUser
diff --git a/swh/web/browse/urls.py b/swh/web/browse/urls.py
--- a/swh/web/browse/urls.py
+++ b/swh/web/browse/urls.py
@@ -3,9 +3,9 @@
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
-from django.conf.urls import url
 from django.http import HttpRequest, HttpResponse
 from django.shortcuts import redirect, render
+from django.urls import re_path as url
 
 from swh.web.browse.browseurls import BrowseUrls
 from swh.web.browse.identifiers import swhid_browse
diff --git a/swh/web/common/urlsindex.py b/swh/web/common/urlsindex.py
--- a/swh/web/common/urlsindex.py
+++ b/swh/web/common/urlsindex.py
@@ -1,13 +1,13 @@
-# Copyright (C) 2017-2019  The Software Heritage developers
+# Copyright (C) 2017-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 from typing import Dict, List
 
-from django.conf.urls import url
 from django.shortcuts import redirect
-import django.urls
+from django.urls import URLPattern
+from django.urls import re_path as url
 
 
 class UrlsIndex(object):
@@ -19,7 +19,7 @@
     all declared patterns will be grouped under the default one.
     """
 
-    _urlpatterns = {}  # type: Dict[str, List[django.urls.URLPattern]]
+    _urlpatterns: Dict[str, List[URLPattern]] = {}
     scope = "default"
 
     @classmethod
diff --git a/swh/web/inbound_email/__init__.py b/swh/web/inbound_email/__init__.py
--- a/swh/web/inbound_email/__init__.py
+++ b/swh/web/inbound_email/__init__.py
@@ -0,0 +1,6 @@
+# Copyright (C) 2022  The Software Heritage developers
+# See the AUTHORS file at the top-level directory of this distribution
+# License: GNU Affero General Public License version 3, or any later version
+# See top-level LICENSE file for more information
+
+default_app_config = "swh.web.inbound_email.apps.InboundEmailConfig"
diff --git a/swh/web/inbound_email/apps.py b/swh/web/inbound_email/apps.py
--- a/swh/web/inbound_email/apps.py
+++ b/swh/web/inbound_email/apps.py
@@ -8,4 +8,4 @@
 
 class InboundEmailConfig(AppConfig):
     default_auto_field = "django.db.models.BigAutoField"
-    name = "inbound_email"
+    name = "swh.web.inbound_email"
diff --git a/swh/web/inbound_email/signals.py b/swh/web/inbound_email/signals.py
--- a/swh/web/inbound_email/signals.py
+++ b/swh/web/inbound_email/signals.py
@@ -7,7 +7,7 @@
 
 import django.dispatch
 
-email_received = django.dispatch.Signal(providing_args=["message"])
+email_received = django.dispatch.Signal()
 """This signal is sent by the `process_inbound_email` management command.
 
 Arguments:
diff --git a/swh/web/misc/badges.py b/swh/web/misc/badges.py
--- a/swh/web/misc/badges.py
+++ b/swh/web/misc/badges.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2019-2021  The Software Heritage developers
+# Copyright (C) 2019-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
@@ -8,9 +8,9 @@
 
 from pybadges import badge
 
-from django.conf.urls import url
 from django.contrib.staticfiles import finders
 from django.http import HttpRequest, HttpResponse
+from django.urls import re_path as url
 
 from swh.model.exceptions import ValidationError
 from swh.model.hashutil import hash_to_bytes, hash_to_hex
diff --git a/swh/web/misc/coverage.py b/swh/web/misc/coverage.py
--- a/swh/web/misc/coverage.py
+++ b/swh/web/misc/coverage.py
@@ -7,10 +7,10 @@
 from typing import Any, Dict, List, Tuple
 from urllib.parse import urlparse
 
-from django.conf.urls import url
 from django.http.request import HttpRequest
 from django.http.response import HttpResponse
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.decorators.cache import never_cache
 from django.views.decorators.clickjacking import xframe_options_exempt
 
diff --git a/swh/web/misc/fundraising.py b/swh/web/misc/fundraising.py
--- a/swh/web/misc/fundraising.py
+++ b/swh/web/misc/fundraising.py
@@ -1,12 +1,12 @@
-# Copyright (C) 2021  The Software Heritage developers
+# Copyright (C) 2021-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 import requests
 
-from django.conf.urls import url
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.decorators.clickjacking import xframe_options_exempt
 
 from swh.web.config import get_config
diff --git a/swh/web/misc/iframe.py b/swh/web/misc/iframe.py
--- a/swh/web/misc/iframe.py
+++ b/swh/web/misc/iframe.py
@@ -1,12 +1,12 @@
-# Copyright (C) 2021  The Software Heritage developers
+# Copyright (C) 2021-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 from typing import Any, Dict, List, Optional, Tuple
 
-from django.conf.urls import url
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.decorators.clickjacking import xframe_options_exempt
 
 from swh.model.hashutil import hash_to_bytes
diff --git a/swh/web/misc/origin_save.py b/swh/web/misc/origin_save.py
--- a/swh/web/misc/origin_save.py
+++ b/swh/web/misc/origin_save.py
@@ -1,13 +1,13 @@
-# Copyright (C) 2018-2021  The Software Heritage developers
+# Copyright (C) 2018-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
-from django.conf.urls import url
 from django.core.paginator import Paginator
 from django.db.models import Q
 from django.http import JsonResponse
 from django.shortcuts import render
+from django.urls import re_path as url
 
 from swh.web.auth.utils import SWH_AMBASSADOR_PERMISSION, privileged_user
 from swh.web.common.models import SaveOriginRequest
diff --git a/swh/web/misc/urls.py b/swh/web/misc/urls.py
--- a/swh/web/misc/urls.py
+++ b/swh/web/misc/urls.py
@@ -7,10 +7,11 @@
 
 import requests
 
-from django.conf.urls import include, url
+from django.conf.urls import include
 from django.contrib.staticfiles import finders
 from django.http import JsonResponse
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.decorators.clickjacking import xframe_options_exempt
 
 from swh.web.common import archive
diff --git a/swh/web/settings/common.py b/swh/web/settings/common.py
--- a/swh/web/settings/common.py
+++ b/swh/web/settings/common.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2017-2021  The Software Heritage developers
+# Copyright (C) 2017-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
@@ -12,9 +12,17 @@
 import sys
 from typing import Any, Dict
 
+from django.utils import encoding
+
 from swh.web.auth.utils import OIDC_SWH_WEB_CLIENT_ID
 from swh.web.config import get_config
 
+# Fix django-js-reverse 0.9.1 compatibility with django 4.x
+# TODO: Remove that hack once a new django-js-reverse release
+# is available on PyPI
+if not hasattr(encoding, "force_text"):
+    setattr(encoding, "force_text", encoding.force_str)
+
 swh_web_config = get_config()
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
@@ -310,3 +318,5 @@
 SWH_AUTH_REALM_NAME = swh_web_config["keycloak"]["realm_name"]
 SWH_AUTH_CLIENT_ID = OIDC_SWH_WEB_CLIENT_ID
 SWH_AUTH_SESSION_EXPIRED_REDIRECT_VIEW = "logout"
+
+DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
diff --git a/swh/web/tests/api/test_throttling.py b/swh/web/tests/api/test_throttling.py
--- a/swh/web/tests/api/test_throttling.py
+++ b/swh/web/tests/api/test_throttling.py
@@ -1,12 +1,12 @@
-# Copyright (C) 2017-2021  The Software Heritage developers
+# Copyright (C) 2017-2022  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 import pytest
 
-from django.conf.urls import url
 from django.test.utils import override_settings
+from django.urls import re_path as url
 from rest_framework.decorators import api_view
 from rest_framework.response import Response
 from rest_framework.views import APIView
diff --git a/swh/web/tests/common/test_utils.py b/swh/web/tests/common/test_utils.py
--- a/swh/web/tests/common/test_utils.py
+++ b/swh/web/tests/common/test_utils.py
@@ -2,6 +2,7 @@
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
+
 from base64 import b64encode
 import datetime
 import math
@@ -10,8 +11,8 @@
 
 import pytest
 
-from django.conf.urls import url
 from django.test.utils import override_settings
+from django.urls import re_path as url
 from django.urls.exceptions import NoReverseMatch
 
 from swh.web.common import utils
diff --git a/swh/web/urls.py b/swh/web/urls.py
--- a/swh/web/urls.py
+++ b/swh/web/urls.py
@@ -7,17 +7,11 @@
 from django_js_reverse.views import urls_js
 
 from django.conf import settings
-from django.conf.urls import (
-    handler400,
-    handler403,
-    handler404,
-    handler500,
-    include,
-    url,
-)
+from django.conf.urls import handler400, handler403, handler404, handler500, include
 from django.contrib.auth.views import LogoutView
 from django.contrib.staticfiles.views import serve
 from django.shortcuts import render
+from django.urls import re_path as url
 from django.views.generic.base import RedirectView
 
 from swh.web.browse.identifiers import swhid_browse