diff --git a/swh/deposit/settings/common.py b/swh/deposit/settings/common.py
index 7d0f212c..2787315d 100644
--- a/swh/deposit/settings/common.py
+++ b/swh/deposit/settings/common.py
@@ -1,117 +1,113 @@
 # Copyright (C) 2017  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 """
 Django settings for swh project.
 
 Generated by 'django-admin startproject' using Django 1.10.7.
 
 For more information on this file, see
 https://docs.djangoproject.com/en/1.10/topics/settings/
 
 For the full list of settings and their values, see
 https://docs.djangoproject.com/en/1.10/ref/settings/
 """
 
 import os
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 
 
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/1.10/howto/deployment/checklist/
 
 ALLOWED_HOSTS = ["127.0.0.1", "localhost"]
 
 
 # Application definition
 
 INSTALLED_APPS = [
     "django.contrib.auth",
     "django.contrib.contenttypes",
     "django.contrib.staticfiles",
     "django.contrib.sessions",
     "django.contrib.messages",
     "django.contrib.postgres",  # for JSONField, ArrayField
     "swh.deposit.apps.DepositConfig",
 ]
 
 MIDDLEWARE = [
     "django.middleware.security.SecurityMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
     "django.middleware.common.CommonMiddleware",
     "django.middleware.csrf.CsrfViewMiddleware",
     "django.contrib.auth.middleware.AuthenticationMiddleware",
     "django.contrib.messages.middleware.MessageMiddleware",
     "django.middleware.clickjacking.XFrameOptionsMiddleware",
     "swh.deposit.auth.WrapBasicAuthenticationResponseMiddleware",
 ]
 
 ROOT_URLCONF = "swh.deposit.urls"
 
 TEMPLATES = [
     {
         "BACKEND": "django.template.backends.django.DjangoTemplates",
         "DIRS": [],
         "APP_DIRS": True,
         "OPTIONS": {
             "context_processors": [
                 "django.template.context_processors.debug",
                 "django.template.context_processors.request",
                 "django.contrib.auth.context_processors.auth",
                 "django.contrib.messages.context_processors.messages",
             ],
         },
     },
 ]
 
 
 # Password validation
 # https://docs.djangoproject.com/en/1.10/ref/settings/#auth-password-validators
 
 AUTH_PASSWORD_VALIDATORS = [
     {
         "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",  # noqa
     },
-    {"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",},  # noqa
-    {
-        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",  # noqa
-    },
-    {
-        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",  # noqa
-    },
+    {"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",},
+    {"NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",},
+    {"NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",},
 ]
 
 
 # Internationalization
 # https://docs.djangoproject.com/en/1.10/topics/i18n/
 
 LANGUAGE_CODE = "en-us"
 
 TIME_ZONE = "UTC"
 
 USE_I18N = True
 
 USE_L10N = True
 
 USE_TZ = True
 
 
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/1.10/howto/static-files/
 
 STATIC_URL = "/static/"
 
 REST_FRAMEWORK = {
     "DEFAULT_AUTHENTICATION_CLASSES": (
         "rest_framework.authentication.BasicAuthentication",
     ),
 }
 
 FILE_UPLOAD_HANDLERS = [
     "django.core.files.uploadhandler.MemoryFileUploadHandler",
     "django.core.files.uploadhandler.TemporaryFileUploadHandler",
 ]