diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 724fe73..68db793 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -12,17 +12,11 @@ repos:
       args:
         - --line-length=79
         - --exclude="""\.git|\.__pycache__|venv|_build|buck-out|build|dist"""
-- repo: https://github.com/PyCQA/autoflake.git
-  rev: v2.0.2
-  hooks:
-    - id: autoflake
-      args:
-        - --remove-all-unused-imports
 - repo: https://github.com/PyCQA/flake8.git
   rev: 6.0.0
   hooks:
     - id: flake8
-      exclude: instance/sample_settings.py
+      exclude: instance/settings/
 - repo: https://github.com/PyCQA/docformatter.git
   rev: v1.5.1
   hooks:
diff --git a/aircox/conf.py b/aircox/conf.py
new file mode 100755
index 0000000..c54f8be
--- /dev/null
+++ b/aircox/conf.py
@@ -0,0 +1,180 @@
+import os
+
+import inspect
+
+from django.conf import settings as d_settings
+
+
+__all__ = ("Settings", "settings")
+
+
+# code from django-fox
+class BaseSettings:
+    """Utility class used to load and save settings, can be used as model.
+
+    Some members are excluded from being configuration:
+    - Protected/private members;
+    - On django model, "objects" and "Meta";
+    - Class declaration and callables
+
+    Example:
+
+        ```
+        class MySettings(Settings):
+            a = 13
+            b = 12
+
+        my_settings = MySettings().load('MY_SETTINGS_KEY')
+        print(my_settings.a, my_settings.get('b'))
+        ```
+
+    This will load values from django project settings.
+    """
+
+    def __init__(self, key, module=None):
+        self.load(key, module)
+
+    def load(self, key, module=None):
+        """Load settings from module's item specified by its member name. When
+        no module is provided, uses ``django.conf.settings``.
+
+        :param str key: module member name.
+        :param module: configuration object.
+        :returns self
+        """
+        if module is None:
+            module = d_settings
+        settings = getattr(module, key, None)
+        if settings:
+            self.update(settings)
+        return self
+
+    def update(self, settings):
+        """Update self's values from provided settings. ``settings`` can be an
+        iterable of ``(key, value)``.
+
+        :param dict|Settings|iterable settings: value to update from.
+        """
+        if isinstance(settings, (dict, Settings)):
+            settings = settings.items()
+        for key, value in settings:
+            if self.is_config_item(key, value):
+                setattr(self, key, value)
+
+    def get(self, key, default=None):
+        """Return settings' value for provided key."""
+        return getattr(self, key, default)
+
+    def items(self):
+        """Iterate over items members, as tupple of ``key, value``."""
+        for key in dir(self):
+            value = getattr(self, key)
+            if self.is_config_item(key, value):
+                yield key, value
+
+    def is_config_item(self, key, value):
+        """Return True if key/value item is a configuration setting."""
+        if key.startswith("_") or callable(value) or inspect.isclass(value):
+            return False
+        return True
+
+
+class Settings(BaseSettings):
+    # --- Global & misc
+    DEFAULT_USER_GROUPS = {
+        "radio hosts": (
+            # TODO include content_type in order to avoid clash with potential
+            #      extra applications
+            # aircox
+            "change_program",
+            "change_episode",
+            "change_diffusion",
+            "add_comment",
+            "change_comment",
+            "delete_comment",
+            "add_article",
+            "change_article",
+            "delete_article",
+            "change_sound",
+            "add_track",
+            "change_track",
+            "delete_track",
+            # taggit
+            "add_tag",
+            "change_tag",
+            "delete_tag",
+            # filer
+            "add_folder",
+            "change_folder",
+            "delete_folder",
+            "can_use_directory_listing",
+            "add_image",
+            "change_image",
+            "delete_image",
+        ),
+    }
+    """Groups to assign to users at their creation, along with the permissions
+    to add to each group."""
+    PROGRAMS_DIR = "programs"
+    """Directory for the programs data."""
+
+    @property
+    def PROGRAMS_DIR_ABS(self):
+        return os.path.join(d_settings.MEDIA_ROOT, self.PROGRAMS_DIR)
+
+    # --- Programs & episodes
+    EPISODE_TITLE = "{program.title} - {date}"
+    """Default title for episodes."""
+    EPISODE_TITLE_DATE_FORMAT = "%-d %B %Y"
+    """Date format in episode title (python's strftime)"""
+
+    # --- Logs & archives
+    LOGS_ARCHIVES_DIR = "logs/archives"
+    """Directory where to save logs' archives."""
+
+    @property
+    def LOGS_ARCHIVES_DIR_ABS(self):
+        return os.path.join(d_settings.PROJECT_ROOT, self.LOGS_ARCHIVES_DIR)
+
+    LOGS_ARCHIVES_AGE = 60
+    """In days, minimal age of a log before it is archived."""
+
+    # --- Sounds
+    SOUND_ARCHIVES_SUBDIR = "archives"
+    """Sub directory used for the complete episode sounds."""
+    SOUND_EXCERPTS_SUBDIR = "excerpts"
+    """Sub directory used for the excerpts of the episode."""
+    SOUND_QUALITY = {
+        "attribute": "RMS lev dB",
+        "range": (-18.0, -8.0),
+        "sample_length": 120,
+    }
+    """Quality attributes passed to sound_quality_check from sounds_monitor
+    (Soxi parameters)."""
+    SOUND_FILE_EXT = (".ogg", ".flac", ".wav", ".mp3", ".opus")
+    """Extension of sound files."""
+    SOUND_KEEP_DELETED = False
+    """Tag sounds as deleted instead of deleting them when file has been
+    removed from filesystem (sound monitoring)."""
+
+    # --- Streamer & Controllers
+    CONTROLLERS_WORKING_DIR = "/tmp/aircox"
+    """Controllers working directory."""
+
+    # --- Playlist import from CSV
+    IMPORT_PLAYLIST_CSV_COLS = (
+        "artist",
+        "title",
+        "minutes",
+        "seconds",
+        "tags",
+        "info",
+    )
+    """Columns for CSV file."""
+    IMPORT_PLAYLIST_CSV_DELIMITER = ";"
+    """Column delimiter of csv text files."""
+    IMPORT_PLAYLIST_CSV_TEXT_QUOTE = '"'
+    """Text delimiter of csv text files."""
+
+
+settings = Settings("AIRCOX")
diff --git a/aircox/management/commands/archiver.py b/aircox/management/commands/archiver.py
index e47e039..42531c0 100644
--- a/aircox/management/commands/archiver.py
+++ b/aircox/management/commands/archiver.py
@@ -9,7 +9,7 @@ from argparse import RawTextHelpFormatter
 from django.core.management.base import BaseCommand
 from django.utils import timezone as tz
 
-import aircox.settings as settings
+from aircox.conf import settings
 from aircox.models import Log
 from aircox.models.log import LogArchiver
 
@@ -29,9 +29,9 @@ class Command(BaseCommand):
             "-a",
             "--age",
             type=int,
-            default=settings.AIRCOX_LOGS_ARCHIVES_AGE,
+            default=settings.LOGS_ARCHIVES_AGE,
             help="minimal age in days of logs to archive. Default is "
-            "settings.AIRCOX_LOGS_ARCHIVES_AGE",
+            "settings.LOGS_ARCHIVES_AGE",
         )
         group.add_argument(
             "-k",
diff --git a/aircox/management/commands/import_playlist.py b/aircox/management/commands/import_playlist.py
index e9689c4..41707f0 100755
--- a/aircox/management/commands/import_playlist.py
+++ b/aircox/management/commands/import_playlist.py
@@ -2,9 +2,9 @@
 sound.
 
 Playlists are in CSV format, where columns are separated with a
-'{settings.AIRCOX_IMPORT_PLAYLIST_CSV_DELIMITER}'. Text quote is
-{settings.AIRCOX_IMPORT_PLAYLIST_CSV_TEXT_QUOTE}.
-The order of the elements is: {settings.AIRCOX_IMPORT_PLAYLIST_CSV_COLS}
+'{settings.IMPORT_PLAYLIST_CSV_DELIMITER}'. Text quote is
+{settings.IMPORT_PLAYLIST_CSV_TEXT_QUOTE}.
+The order of the elements is: {settings.IMPORT_PLAYLIST_CSV_COLS}
 
 If 'minutes' or 'seconds' are given, position will be expressed as timed
 position, instead of position in playlist.
@@ -16,7 +16,7 @@ from argparse import RawTextHelpFormatter
 
 from django.core.management.base import BaseCommand
 
-from aircox import settings
+from aircox.conf import settings
 from aircox.models import Sound, Track
 
 __doc__ = __doc__.format(settings=settings)
@@ -61,9 +61,9 @@ class PlaylistImport:
                         )
                         and row.strip()
                     ),
-                    fieldnames=settings.AIRCOX_IMPORT_PLAYLIST_CSV_COLS,
-                    delimiter=settings.AIRCOX_IMPORT_PLAYLIST_CSV_DELIMITER,
-                    quotechar=settings.AIRCOX_IMPORT_PLAYLIST_CSV_TEXT_QUOTE,
+                    fieldnames=settings.IMPORT_PLAYLIST_CSV_COLS,
+                    delimiter=settings.IMPORT_PLAYLIST_CSV_DELIMITER,
+                    quotechar=settings.IMPORT_PLAYLIST_CSV_TEXT_QUOTE,
                 )
             )
 
@@ -80,7 +80,7 @@ class PlaylistImport:
             )
             return
 
-        maps = settings.AIRCOX_IMPORT_PLAYLIST_CSV_COLS
+        maps = settings.IMPORT_PLAYLIST_CSV_COLS
         tracks = []
 
         logger.info("parse csv file " + self.path)
diff --git a/aircox/management/commands/sounds_monitor.py b/aircox/management/commands/sounds_monitor.py
index dfd436f..9990b30 100755
--- a/aircox/management/commands/sounds_monitor.py
+++ b/aircox/management/commands/sounds_monitor.py
@@ -20,7 +20,7 @@ Where:
 
 
 To check quality of files, call the command sound_quality_check using the
-parameters given by the setting AIRCOX_SOUND_QUALITY. This script requires
+parameters given by the setting SOUND_QUALITY. This script requires
 Sox (and soxi).
 """
 import atexit
@@ -33,7 +33,7 @@ from argparse import RawTextHelpFormatter
 from django.core.management.base import BaseCommand
 from watchdog.observers import Observer
 
-from aircox import settings
+from aircox.conf import settings
 from aircox.management.sound_file import SoundFile
 from aircox.management.sound_monitor import MonitorHandler
 from aircox.models import Program, Sound
@@ -67,12 +67,12 @@ class Command(BaseCommand):
             logger.info("#%d %s", program.id, program.title)
             self.scan_for_program(
                 program,
-                settings.AIRCOX_SOUND_ARCHIVES_SUBDIR,
+                settings.SOUND_ARCHIVES_SUBDIR,
                 type=Sound.TYPE_ARCHIVE,
             )
             self.scan_for_program(
                 program,
-                settings.AIRCOX_SOUND_EXCERPTS_SUBDIR,
+                settings.SOUND_EXCERPTS_SUBDIR,
                 type=Sound.TYPE_EXCERPT,
             )
             dirs.append(os.path.join(program.abspath))
@@ -91,7 +91,7 @@ class Command(BaseCommand):
         # sounds in directory
         for path in os.listdir(subdir):
             path = os.path.join(subdir, path)
-            if not path.endswith(settings.AIRCOX_SOUND_FILE_EXT):
+            if not path.endswith(settings.SOUND_FILE_EXT):
                 continue
 
             sound_file = SoundFile(path)
@@ -115,12 +115,12 @@ class Command(BaseCommand):
         """Run in monitor mode."""
         with futures.ThreadPoolExecutor() as pool:
             archives_handler = MonitorHandler(
-                settings.AIRCOX_SOUND_ARCHIVES_SUBDIR,
+                settings.SOUND_ARCHIVES_SUBDIR,
                 pool,
                 type=Sound.TYPE_ARCHIVE,
             )
             excerpts_handler = MonitorHandler(
-                settings.AIRCOX_SOUND_EXCERPTS_SUBDIR,
+                settings.SOUND_EXCERPTS_SUBDIR,
                 pool,
                 type=Sound.TYPE_EXCERPT,
             )
@@ -128,12 +128,12 @@ class Command(BaseCommand):
             observer = Observer()
             observer.schedule(
                 archives_handler,
-                settings.AIRCOX_PROGRAMS_DIR_ABS,
+                settings.PROGRAMS_DIR_ABS,
                 recursive=True,
             )
             observer.schedule(
                 excerpts_handler,
-                settings.AIRCOX_PROGRAMS_DIR_ABS,
+                settings.PROGRAMS_DIR_ABS,
                 recursive=True,
             )
             observer.start()
diff --git a/aircox/management/sound_file.py b/aircox/management/sound_file.py
index b10c2f8..adba6db 100644
--- a/aircox/management/sound_file.py
+++ b/aircox/management/sound_file.py
@@ -17,7 +17,7 @@ Where:
 Sound Quality
 =============
 To check quality of files, call the command sound_quality_check using the
-parameters given by the setting AIRCOX_SOUND_QUALITY. This script requires
+parameters given by the setting SOUND_QUALITY. This script requires
 Sox (and soxi).
 """
 import logging
@@ -175,7 +175,7 @@ class SoundFile:
             at = tz.datetime(
                 year, month, day, pi.get("hour", 0), pi.get("minute", 0)
             )
-            at = tz.get_current_timezone().localize(at)
+            at = tz.make_aware(at)
         else:
             at = date(year, month, day)
 
diff --git a/aircox/management/sound_monitor.py b/aircox/management/sound_monitor.py
index ed4b43d..dde7b26 100644
--- a/aircox/management/sound_monitor.py
+++ b/aircox/management/sound_monitor.py
@@ -20,7 +20,7 @@ Where:
 
 
 To check quality of files, call the command sound_quality_check using the
-parameters given by the setting AIRCOX_SOUND_QUALITY. This script requires
+parameters given by the setting SOUND_QUALITY. This script requires
 Sox (and soxi).
 """
 import logging
@@ -29,7 +29,7 @@ from datetime import datetime, timedelta
 
 from watchdog.events import PatternMatchingEventHandler
 
-from aircox import settings
+from aircox.conf import settings
 from aircox.models import Sound
 
 from .sound_file import SoundFile
@@ -121,7 +121,7 @@ class MonitorHandler(PatternMatchingEventHandler):
     def __init__(self, subdir, pool, **sync_kw):
         """
         :param str subdir: sub-directory in program dirs to monitor \
-            (AIRCOX_SOUND_ARCHIVES_SUBDIR or AIRCOX_SOUND_EXCERPTS_SUBDIR);
+            (SOUND_ARCHIVES_SUBDIR or SOUND_EXCERPTS_SUBDIR);
         :param concurrent.futures.Executor pool: pool executing jobs on file
         change;
         :param **sync_kw: kwargs passed to `SoundFile.sync`;
@@ -132,7 +132,7 @@ class MonitorHandler(PatternMatchingEventHandler):
 
         patterns = [
             "*/{}/*{}".format(self.subdir, ext)
-            for ext in settings.AIRCOX_SOUND_FILE_EXT
+            for ext in settings.SOUND_FILE_EXT
         ]
         super().__init__(patterns=patterns, ignore_directories=True)
 
diff --git a/aircox/models/__init__.py b/aircox/models/__init__.py
index 4e1419f..b2d2ba9 100644
--- a/aircox/models/__init__.py
+++ b/aircox/models/__init__.py
@@ -1,4 +1,3 @@
-from . import signals
 from .article import Article
 from .episode import Diffusion, DiffusionQuerySet, Episode
 from .log import Log, LogArchiver, LogQuerySet
diff --git a/aircox/models/episode.py b/aircox/models/episode.py
index 397dae8..ab95c2d 100644
--- a/aircox/models/episode.py
+++ b/aircox/models/episode.py
@@ -7,7 +7,8 @@ from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 from easy_thumbnails.files import get_thumbnailer
 
-from aircox import settings, utils
+from aircox.conf import settings
+from aircox import utils
 
 from .page import Page
 from .program import (
@@ -70,18 +71,18 @@ class Episode(Page):
 
     @classmethod
     def get_default_title(cls, page, date):
-        return settings.AIRCOX_EPISODE_TITLE.format(
+        return settings.EPISODE_TITLE.format(
             program=page,
-            date=date.strftime(settings.AIRCOX_EPISODE_TITLE_DATE_FORMAT),
+            date=date.strftime(settings.EPISODE_TITLE_DATE_FORMAT),
         )
 
     @classmethod
     def get_init_kwargs_from(cls, page, date, title=None, **kwargs):
         """Get default Episode's title."""
         title = (
-            settings.AIRCOX_EPISODE_TITLE.format(
+            settings.EPISODE_TITLE.format(
                 program=page,
-                date=date.strftime(settings.AIRCOX_EPISODE_TITLE_DATE_FORMAT),
+                date=date.strftime(settings.EPISODE_TITLE_DATE_FORMAT),
             )
             if title is None
             else title
diff --git a/aircox/models/log.py b/aircox/models/log.py
index 199c4d9..77e6220 100644
--- a/aircox/models/log.py
+++ b/aircox/models/log.py
@@ -10,8 +10,9 @@ from django.utils import timezone as tz
 from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 
-from aircox import settings
+from aircox.conf import settings
 
+__all__ = ("Settings", "settings")
 from .episode import Diffusion
 from .sound import Sound, Track
 from .station import Station
@@ -251,7 +252,7 @@ class LogArchiver:
     @staticmethod
     def get_path(station, date):
         return os.path.join(
-            settings.AIRCOX_LOGS_ARCHIVES_DIR,
+            settings.LOGS_ARCHIVES_DIR_ABS,
             "{}_{}.log.gz".format(date.strftime("%Y%m%d"), station.pk),
         )
 
@@ -264,7 +265,7 @@ class LogArchiver:
         if not qs.exists():
             return 0
 
-        os.makedirs(settings.AIRCOX_LOGS_ARCHIVES_DIR, exist_ok=True)
+        os.makedirs(settings.LOGS_ARCHIVES_DIR_ABS, exist_ok=True)
         count = qs.count()
         logs = self.sort_logs(qs)
 
diff --git a/aircox/models/program.py b/aircox/models/program.py
index 9354237..c6a89a5 100644
--- a/aircox/models/program.py
+++ b/aircox/models/program.py
@@ -15,7 +15,8 @@ from django.utils import timezone as tz
 from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 
-from aircox import settings, utils
+from aircox import utils
+from aircox.conf import settings
 
 from .page import Page, PageQuerySet
 from .station import Station
@@ -77,9 +78,7 @@ class Program(Page):
     @property
     def path(self):
         """Return program's directory path."""
-        return os.path.join(
-            settings.AIRCOX_PROGRAMS_DIR, self.slug.replace("-", "_")
-        )
+        return os.path.join(settings.PROGRAMS_DIR, self.slug.replace("-", "_"))
 
     @property
     def abspath(self):
@@ -88,11 +87,11 @@ class Program(Page):
 
     @property
     def archives_path(self):
-        return os.path.join(self.path, settings.AIRCOX_SOUND_ARCHIVES_SUBDIR)
+        return os.path.join(self.path, settings.SOUND_ARCHIVES_SUBDIR)
 
     @property
     def excerpts_path(self):
-        return os.path.join(self.path, settings.AIRCOX_SOUND_ARCHIVES_SUBDIR)
+        return os.path.join(self.path, settings.SOUND_ARCHIVES_SUBDIR)
 
     def __init__(self, *kargs, **kwargs):
         super().__init__(*kargs, **kwargs)
@@ -107,8 +106,8 @@ class Program(Page):
         We assume the path has been given in a previous time by this
         model (Program.path getter).
         """
-        if path.startswith(settings.AIRCOX_PROGRAMS_DIR_ABS):
-            path = path.replace(settings.AIRCOX_PROGRAMS_DIR_ABS, "")
+        if path.startswith(settings.PROGRAMS_DIR_ABS):
+            path = path.replace(settings.PROGRAMS_DIR_ABS, "")
         while path[0] == "/":
             path = path[1:]
         path = path[: path.index("/")]
diff --git a/aircox/models/signals.py b/aircox/models/signals.py
index a9c9eae..7011deb 100755
--- a/aircox/models/signals.py
+++ b/aircox/models/signals.py
@@ -4,7 +4,8 @@ from django.db.models import signals
 from django.dispatch import receiver
 from django.utils import timezone as tz
 
-from .. import settings, utils
+from aircox import utils
+from aircox.conf import settings
 from . import Diffusion, Episode, Page, Program, Schedule
 
 
@@ -20,7 +21,7 @@ def user_default_groups(sender, instance, created, *args, **kwargs):
     if not created or instance.is_superuser:
         return
 
-    for group_name, permissions in settings.AIRCOX_DEFAULT_USER_GROUPS.items():
+    for group_name, permissions in settings.DEFAULT_USER_GROUPS.items():
         if instance.groups.filter(name=group_name).count():
             continue
 
diff --git a/aircox/models/sound.py b/aircox/models/sound.py
index 31da7f3..d54ba09 100644
--- a/aircox/models/sound.py
+++ b/aircox/models/sound.py
@@ -8,7 +8,7 @@ from django.utils import timezone as tz
 from django.utils.translation import gettext_lazy as _
 from taggit.managers import TaggableManager
 
-from aircox import settings
+from aircox.conf import settings
 
 from .episode import Episode
 from .program import Program
@@ -123,9 +123,9 @@ class Sound(models.Model):
 
     def _upload_to(self, filename):
         subdir = (
-            settings.AIRCOX_SOUND_ARCHIVES_SUBDIR
+            settings.SOUND_ARCHIVES_SUBDIR
             if self.type == self.TYPE_ARCHIVE
-            else settings.AIRCOX_SOUND_EXCERPTS_SUBDIR
+            else settings.SOUND_EXCERPTS_SUBDIR
         )
         return os.path.join(self.program.path, subdir, filename)
 
diff --git a/aircox/models/station.py b/aircox/models/station.py
index 3dd3509..72f0e57 100644
--- a/aircox/models/station.py
+++ b/aircox/models/station.py
@@ -5,7 +5,7 @@ from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 from filer.fields.image import FilerImageField
 
-from .. import settings
+from aircox.conf import settings
 
 __all__ = ("Station", "StationQuerySet", "Port")
 
@@ -92,7 +92,7 @@ class Station(models.Model):
     def save(self, make_sources=True, *args, **kwargs):
         if not self.path:
             self.path = os.path.join(
-                settings.AIRCOX_CONTROLLERS_WORKING_DIR,
+                settings.CONTROLLERS_WORKING_DIR,
                 self.slug.replace("-", "_"),
             )
 
diff --git a/aircox/settings.py b/aircox/settings.py
old mode 100755
new mode 100644
index 2f45da6..3bfe2ab
--- a/aircox/settings.py
+++ b/aircox/settings.py
@@ -1,125 +1,73 @@
-import os
+import inspect
 
-from django.conf import settings
+from django.conf import settings as django_settings
+from django.db import models
 
 
-def ensure(key, default):
-    value = getattr(settings, key, default)
-    globals()[key] = value
-    return value
+class Settings:
+    """Utility class used to load and save settings, can be used as model.
 
+    Some members are excluded from being configuration:
+    - Protected/private members;
+    - On django model, "objects" and "Meta";
+    - Class declaration and callables
 
-########################################################################
-# Global & misc
-########################################################################
-# group to assign to users at their creation, along with the permissions
-# to add to each group.
-ensure(
-    "AIRCOX_DEFAULT_USER_GROUPS",
-    {
-        "radio hosts": (
-            # TODO include content_type in order to avoid clash with potential
-            #      extra applications
-            # aircox
-            "change_program",
-            "change_episode",
-            "change_diffusion",
-            "add_comment",
-            "change_comment",
-            "delete_comment",
-            "add_article",
-            "change_article",
-            "delete_article",
-            "change_sound",
-            "add_track",
-            "change_track",
-            "delete_track",
-            # taggit
-            "add_tag",
-            "change_tag",
-            "delete_tag",
-            # filer
-            "add_folder",
-            "change_folder",
-            "delete_folder",
-            "can_use_directory_listing",
-            "add_image",
-            "change_image",
-            "delete_image",
-        ),
-    },
-)
+    Example:
 
-# Directory for the programs data
-AIRCOX_PROGRAMS_DIR = ensure("AIRCOX_PROGRAMS_DIR", "programs")
-ensure(
-    "AIRCOX_PROGRAMS_DIR_ABS",
-    os.path.join(settings.MEDIA_ROOT, AIRCOX_PROGRAMS_DIR),
-)
+        ```
+        class MySettings(Settings):
+            a = 13
+            b = 12
 
+        my_settings = MySettings().load('MY_SETTINGS_KEY')
+        print(my_settings.a, my_settings.get('b'))
+        ```
 
-########################################################################
-# Programs & Episodes
-########################################################################
-# default title for episodes
-ensure("AIRCOX_EPISODE_TITLE", "{program.title} - {date}")
-# date format in episode title (python's strftime)
-ensure("AIRCOX_EPISODE_TITLE_DATE_FORMAT", "%-d %B %Y")
+    This will load values from django project settings.
+    """
 
-########################################################################
-# Logs & Archives
-########################################################################
-# Directory where to save logs' archives
-ensure(
-    "AIRCOX_LOGS_ARCHIVES_DIR",
-    os.path.join(settings.PROJECT_ROOT, "logs/archives"),
-)
-# In days, minimal age of a log before it is archived
-ensure("AIRCOX_LOGS_ARCHIVES_AGE", 60)
+    def load(self, key, module=None):
+        """Load settings from module's item specified by its member name. When
+        no module is provided, uses ``django.conf.settings``.
 
+        :param str key: module member name.
+        :param module: configuration object.
+        :returns self
+        """
+        if module is None:
+            module = django_settings
+        settings = getattr(module, key, None)
+        if settings:
+            self.update(settings)
+        return self
 
-########################################################################
-# Sounds
-########################################################################
-# Sub directory used for the complete episode sounds
-ensure("AIRCOX_SOUND_ARCHIVES_SUBDIR", "archives")
-# Sub directory used for the excerpts of the episode
-ensure("AIRCOX_SOUND_EXCERPTS_SUBDIR", "excerpts")
+    def update(self, settings):
+        """Update self's values from provided settings. ``settings`` can be an
+        iterable of ``(key, value)``.
 
-# Quality attributes passed to sound_quality_check from sounds_monitor
-ensure(
-    "AIRCOX_SOUND_QUALITY",
-    {
-        "attribute": "RMS lev dB",
-        "range": (-18.0, -8.0),
-        "sample_length": 120,
-    },
-)
+        :param dict|Settings|iterable settings: value to update from.
+        """
+        if isinstance(settings, (dict, Settings)):
+            settings = settings.items()
+        for key, value in settings:
+            if hasattr(self, key) and self.is_config_item(key, value):
+                setattr(self, key, value)
 
-# Extension of sound files
-ensure("AIRCOX_SOUND_FILE_EXT", (".ogg", ".flac", ".wav", ".mp3", ".opus"))
+    def get(self, key, default=None):
+        """Return settings' value for provided key."""
+        return getattr(self, key, default)
 
-# Tag sounds as deleted instead of deleting them when file has been removed
-# from filesystem (sound monitoring)
-ensure("AIRCOX_SOUND_KEEP_DELETED", False)
+    def items(self):
+        """Iterate over items members, as tupple of ``key, value``."""
+        for key in dir(self):
+            value = getattr(self, key)
+            if self.is_config_item(key, value):
+                yield key, value
 
-
-########################################################################
-# Streamer & Controllers
-########################################################################
-# Controllers working directory
-ensure("AIRCOX_CONTROLLERS_WORKING_DIR", "/tmp/aircox")
-
-
-########################################################################
-# Playlist import from CSV
-########################################################################
-# Columns for CSV file
-ensure(
-    "AIRCOX_IMPORT_PLAYLIST_CSV_COLS",
-    ("artist", "title", "minutes", "seconds", "tags", "info"),
-)
-# Column delimiter of csv text files
-ensure("AIRCOX_IMPORT_PLAYLIST_CSV_DELIMITER", ";")
-# Text delimiter of csv text files
-ensure("AIRCOX_IMPORT_PLAYLIST_CSV_TEXT_QUOTE", '"')
+    def is_config_item(self, key, value):
+        """Return True if key/value item is a configuration setting."""
+        if key.startswith("_") or callable(value) or inspect.isclass(value):
+            return False
+        if isinstance(self, models.Model) and key == "object":
+            return False
+        return True
diff --git a/aircox/tests/management/__init__.py b/aircox/tests/management/__init__.py
index d8f681a..e69de29 100644
--- a/aircox/tests/management/__init__.py
+++ b/aircox/tests/management/__init__.py
@@ -1,15 +0,0 @@
-from .sound_file import SoundFileTestCase
-from .sound_monitor import (
-    ModifiedHandlerTestCase,
-    MonitorHandlerTestCase,
-    MoveHandlerTestCase,
-    NotifyHandlerTestCase,
-)
-
-__all__ = (
-    "SoundFileTestCase",
-    "NotifyHandlerTestCase",
-    "MoveHandlerTestCase",
-    "ModifiedHandlerTestCase",
-    "MonitorHandlerTestCase",
-)
diff --git a/aircox/tests/management/sound_file.py b/aircox/tests/management/sound_file.py
deleted file mode 100644
index 1bb83c7..0000000
--- a/aircox/tests/management/sound_file.py
+++ /dev/null
@@ -1,103 +0,0 @@
-from datetime import timedelta
-
-from django.conf import settings as conf
-from django.test import TestCase
-from django.utils import timezone as tz
-
-from aircox import models
-from aircox.management.sound_file import SoundFile
-
-__all__ = ("SoundFileTestCase",)
-
-
-class SoundFileTestCase(TestCase):
-    path_infos = {
-        "test/20220101_10h13_1_sample_1.mp3": {
-            "year": 2022,
-            "month": 1,
-            "day": 1,
-            "hour": 10,
-            "minute": 13,
-            "n": 1,
-            "name": "Sample 1",
-        },
-        "test/20220102_10h13_sample_2.mp3": {
-            "year": 2022,
-            "month": 1,
-            "day": 2,
-            "hour": 10,
-            "minute": 13,
-            "name": "Sample 2",
-        },
-        "test/20220103_1_sample_3.mp3": {
-            "year": 2022,
-            "month": 1,
-            "day": 3,
-            "n": 1,
-            "name": "Sample 3",
-        },
-        "test/20220104_sample_4.mp3": {
-            "year": 2022,
-            "month": 1,
-            "day": 4,
-            "name": "Sample 4",
-        },
-        "test/20220105.mp3": {
-            "year": 2022,
-            "month": 1,
-            "day": 5,
-            "name": "20220105",
-        },
-    }
-    subdir_prefix = "test"
-    sound_files = {
-        k: r
-        for k, r in (
-            (path, SoundFile(conf.MEDIA_ROOT + "/" + path))
-            for path in path_infos.keys()
-        )
-    }
-
-    def test_sound_path(self):
-        for path, sound_file in self.sound_files.items():
-            self.assertEqual(path, sound_file.sound_path)
-
-    def test_read_path(self):
-        for path, sound_file in self.sound_files.items():
-            expected = self.path_infos[path]
-            result = sound_file.read_path(path)
-            # remove None values
-            result = {k: v for k, v in result.items() if v is not None}
-            self.assertEqual(expected, result, "path: {}".format(path))
-
-    def _setup_diff(self, program, info):
-        episode = models.Episode(program=program, title="test-episode")
-        at = tz.datetime(
-            **{
-                k: info[k]
-                for k in ("year", "month", "day", "hour", "minute")
-                if info.get(k)
-            }
-        )
-        at = tz.make_aware(at)
-        diff = models.Diffusion(
-            episode=episode, start=at, end=at + timedelta(hours=1)
-        )
-        episode.save()
-        diff.save()
-        return diff
-
-    def test_find_episode(self):
-        station = models.Station(name="test-station")
-        program = models.Program(station=station, title="test")
-        station.save()
-        program.save()
-
-        for path, sound_file in self.sound_files.items():
-            infos = sound_file.read_path(path)
-            diff = self._setup_diff(program, infos)
-            sound = models.Sound(program=diff.program, file=path)
-            result = sound_file.find_episode(sound, infos)
-            self.assertEquals(diff.episode, result)
-
-    # TODO: find_playlist, sync
diff --git a/aircox/tests/management/test_sound_file.py b/aircox/tests/management/test_sound_file.py
new file mode 100644
index 0000000..0f855dd
--- /dev/null
+++ b/aircox/tests/management/test_sound_file.py
@@ -0,0 +1,111 @@
+import pytest
+
+from datetime import timedelta
+
+from django.conf import settings as conf
+from django.utils import timezone as tz
+
+from aircox import models
+from aircox.management.sound_file import SoundFile
+
+
+@pytest.fixture
+def path_infos():
+    return {
+        "test/20220101_10h13_1_sample_1.mp3": {
+            "year": 2022,
+            "month": 1,
+            "day": 1,
+            "hour": 10,
+            "minute": 13,
+            "n": 1,
+            "name": "Sample 1",
+        },
+        "test/20220102_10h13_sample_2.mp3": {
+            "year": 2022,
+            "month": 1,
+            "day": 2,
+            "hour": 10,
+            "minute": 13,
+            "name": "Sample 2",
+        },
+        "test/20220103_1_sample_3.mp3": {
+            "year": 2022,
+            "month": 1,
+            "day": 3,
+            "n": 1,
+            "name": "Sample 3",
+        },
+        "test/20220104_sample_4.mp3": {
+            "year": 2022,
+            "month": 1,
+            "day": 4,
+            "name": "Sample 4",
+        },
+        "test/20220105.mp3": {
+            "year": 2022,
+            "month": 1,
+            "day": 5,
+            "name": "20220105",
+        },
+    }
+
+
+@pytest.fixture
+def sound_files(path_infos):
+    return {
+        k: r
+        for k, r in (
+            (path, SoundFile(conf.MEDIA_ROOT + "/" + path))
+            for path in path_infos.keys()
+        )
+    }
+
+
+def test_sound_path(sound_files):
+    for path, sound_file in sound_files.items():
+        assert path == sound_file.sound_path
+
+
+def test_read_path(path_infos, sound_files):
+    for path, sound_file in sound_files.items():
+        expected = path_infos[path]
+        result = sound_file.read_path(path)
+        # remove None values
+        result = {k: v for k, v in result.items() if v is not None}
+        assert expected == result, "path: {}".format(path)
+
+
+def _setup_diff(program, info):
+    episode = models.Episode(program=program, title="test-episode")
+    at = tz.datetime(
+        **{
+            k: info[k]
+            for k in ("year", "month", "day", "hour", "minute")
+            if info.get(k)
+        }
+    )
+    at = tz.make_aware(at)
+    diff = models.Diffusion(
+        episode=episode, start=at, end=at + timedelta(hours=1)
+    )
+    episode.save()
+    diff.save()
+    return diff
+
+
+@pytest.mark.django_db(transaction=True)
+def test_find_episode(sound_files):
+    station = models.Station(name="test-station")
+    program = models.Program(station=station, title="test")
+    station.save()
+    program.save()
+
+    for path, sound_file in sound_files.items():
+        infos = sound_file.read_path(path)
+        diff = _setup_diff(program, infos)
+        sound = models.Sound(program=diff.program, file=path)
+        result = sound_file.find_episode(sound, infos)
+        assert diff.episode == result
+
+    # TODO: find_playlist, sync
diff --git a/aircox/tests/management/sound_monitor.py b/aircox/tests/management/test_sound_monitor.py
similarity index 52%
rename from aircox/tests/management/sound_monitor.py
rename to aircox/tests/management/test_sound_monitor.py
index 84c0f12..3382ecb 100644
--- a/aircox/tests/management/sound_monitor.py
+++ b/aircox/tests/management/test_sound_monitor.py
@@ -1,22 +1,15 @@
+import pytest
+
 import concurrent.futures as futures
 import time
 from datetime import datetime, timedelta
 
-from django.test import TestCase
-
 from aircox.management.sound_monitor import (
     ModifiedHandler,
     MonitorHandler,
     NotifyHandler,
 )
 
-__all__ = (
-    "NotifyHandlerTestCase",
-    "MoveHandlerTestCase",
-    "ModifiedHandlerTestCase",
-    "MonitorHandlerTestCase",
-)
-
 
 class FakeEvent:
     def __init__(self, **kwargs):
@@ -31,22 +24,28 @@ class WaitHandler(NotifyHandler):
             pass
 
 
-class NotifyHandlerTestCase(TestCase):
+@pytest.fixture
+def monitor():
+    pool = futures.ThreadPoolExecutor(2)
+    return MonitorHandler("archives", pool)
+
+
+class TestNotifyHandler:
     pass
 
 
-class MoveHandlerTestCase(TestCase):
+class TestMoveHandler:
     pass
 
 
-class ModifiedHandlerTestCase(TestCase):
+class TestModifiedHandler:
     def test_wait(self):
         handler = ModifiedHandler()
         handler.timeout_delta = timedelta(seconds=0.1)
         start = datetime.now()
         handler.wait()
         delta = datetime.now() - start
-        self.assertTrue(delta < handler.timeout_delta + timedelta(seconds=0.1))
+        assert delta < handler.timeout_delta + timedelta(seconds=0.1)
 
     def test_wait_ping(self):
         pool = futures.ThreadPoolExecutor(1)
@@ -57,28 +56,24 @@ class ModifiedHandlerTestCase(TestCase):
         time.sleep(0.3)
         handler.ping()
         time.sleep(0.3)
-        self.assertTrue(future.running())
+        assert future.running()
 
 
-class MonitorHandlerTestCase(TestCase):
-    def setUp(self):
-        pool = futures.ThreadPoolExecutor(2)
-        self.monitor = MonitorHandler("archives", pool)
-
-    def test_submit_new_job(self):
+class TestMonitorHandler:
+    def test_submit_new_job(self, monitor):
         event = FakeEvent(src_path="dummy_src")
         handler = NotifyHandler()
-        result, _ = self.monitor._submit(handler, event, "up")
-        self.assertIs(handler, result)
-        self.assertIsInstance(handler.future, futures.Future)
-        self.monitor.pool.shutdown()
+        result, _ = monitor._submit(handler, event, "up")
+        assert handler == result
+        assert isinstance(handler.future, futures.Future)
+        monitor.pool.shutdown()
 
-    def test_submit_job_exists(self):
+    def test_submit_job_exists(self, monitor):
         event = FakeEvent(src_path="dummy_src")
 
-        job_1, new_1 = self.monitor._submit(WaitHandler(), event, "up")
-        job_2, new_2 = self.monitor._submit(NotifyHandler(), event, "up")
-        self.assertIs(job_1, job_2)
-        self.assertTrue(new_1)
-        self.assertFalse(new_2)
-        self.monitor.pool.shutdown()
+        job_1, new_1 = monitor._submit(WaitHandler(), event, "up")
+        job_2, new_2 = monitor._submit(NotifyHandler(), event, "up")
+        assert job_1 == job_2
+        assert new_1
+        assert not new_2
+        monitor.pool.shutdown()
diff --git a/aircox/utils.py b/aircox/utils.py
index 774eee5..34958d6 100755
--- a/aircox/utils.py
+++ b/aircox/utils.py
@@ -1,8 +1,7 @@
 import datetime
-
 import django.utils.timezone as tz
 
-__all__ = [
+__all__ = (
     "Redirect",
     "redirect",
     "date_range",
@@ -10,9 +9,10 @@ __all__ = [
     "date_or_default",
     "to_timedelta",
     "seconds_to_time",
-]
+)
 
 
+# FIXME: usage & why we don't use Django's
 class Redirect(Exception):
     """Redirect exception -- see `redirect()`."""
 
diff --git a/aircox_streamer/controllers.py b/aircox_streamer/controllers.py
index a785117..ca1d233 100755
--- a/aircox_streamer/controllers.py
+++ b/aircox_streamer/controllers.py
@@ -11,7 +11,7 @@ from django.template.loader import render_to_string
 from django.utils import timezone as tz
 from django.utils.translation import gettext_lazy as _
 
-from aircox import settings
+from aircox.conf import settings
 from aircox.utils import to_seconds
 
 from .connector import Connector
diff --git a/instance/settings/__init__.py b/instance/settings/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/instance/sample_settings.py b/instance/settings/base.py
similarity index 83%
rename from instance/sample_settings.py
rename to instance/settings/base.py
index 8eb89d2..c58739a 100755
--- a/instance/sample_settings.py
+++ b/instance/settings/base.py
@@ -1,15 +1,3 @@
-"""Django and Aircox instance settings. This file should be saved as
-`settings.py` in the same directory as this one.
-
-User MUST define the following values: `SECRET_KEY`, `ALLOWED_HOSTS`, `DATABASES`
-
-The following environment variables are used in settings:
-    * `AIRCOX_DEBUG` (`DEBUG`): enable/disable debugging
-
-For Django settings see:
-    https://docs.djangoproject.com/en/3.1/topics/settings/
-    https://docs.djangoproject.com/en/3.1/ref/settings/
-"""
 import os
 import sys
 
@@ -19,7 +7,8 @@ from django.utils import timezone
 sys.path.insert(1, os.path.dirname(os.path.realpath(__file__)))
 
 # Project root directory
-PROJECT_ROOT = os.path.dirname(os.path.dirname(__file__))
+PROJECT_ROOT = os.path.abspath(__file__ + "/../../../")
+
 # DEBUG mode
 DEBUG = (
     (os.environ["AIRCOX_DEBUG"].lower() in ("true", 1))
@@ -38,12 +27,6 @@ LC_LOCALE = "en_US.UTF-8"
 TIME_ZONE = os.environ.get("TZ") or "UTC"
 
 
-########################################################################
-#
-# You MUST configure those values
-#
-########################################################################
-
 # Secret key: you MUST put a consistent secret key. You can generate one
 # at https://djecrety.ir/
 SECRET_KEY = ""
@@ -56,15 +39,11 @@ DATABASES = {
         "TIMEZONE": TIME_ZONE,
     }
 }
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
 
 # Allowed host for HTTP requests
 ALLOWED_HOSTS = ("127.0.0.1",)
 
-########################################################################
-#
-# You CAN configure starting from here
-#
-########################################################################
 
 # Assets and medias:
 # In production, user MUST configure webserver in order to serve static
@@ -81,26 +60,6 @@ STATIC_ROOT = os.path.join(PROJECT_ROOT, "static")
 # Path to media directory (by default in static's directory)
 MEDIA_ROOT = os.path.join(STATIC_ROOT, "media")
 
-# Include specific configuration depending of DEBUG
-if DEBUG:
-    from .dev import *
-else:
-    from .prod import *
-
-    # Enable caching using memcache
-    CACHES = {
-        "default": {
-            "BACKEND": "django.core.cache.backends.memcached.MemcachedCache",
-            "LOCATION": "127.0.0.1:11211",
-        }
-    }
-
-
-########################################################################
-#
-# You don't really need to configure what is happening below
-#
-########################################################################
 # Enables internationalization and timezone
 USE_I18N = True
 USE_L10N = True
@@ -112,7 +71,7 @@ try:
     import locale
 
     locale.setlocale(locale.LC_ALL, LC_LOCALE)
-except:
+except Exception:
     print(
         "Can not set locale {LC}. Is it available on you system? Hint: "
         "Check /etc/locale.gen and rerun locale-gen as sudo if needed.".format(
diff --git a/instance/dev.py b/instance/settings/dev.py
similarity index 90%
rename from instance/dev.py
rename to instance/settings/dev.py
index 1e9f64f..44d1d29 100755
--- a/instance/dev.py
+++ b/instance/settings/dev.py
@@ -1,5 +1,13 @@
 import os
 
+from .base import *
+
+try:
+    from .settings import *
+except ImportError:
+    pass
+
+
 LOCALE_PATHS = ["aircox/locale", "aircox_streamer/locale"]
 
 LOGGING = {
diff --git a/instance/prod.py b/instance/settings/prod.py
similarity index 76%
rename from instance/prod.py
rename to instance/settings/prod.py
index c727f2e..207d886 100755
--- a/instance/prod.py
+++ b/instance/settings/prod.py
@@ -1,5 +1,10 @@
 import os
 
+try:
+    from .settings import *
+except ImportError:
+    pass
+
 LOGGING = {
     "version": 1,
     "disable_existing_loggers": False,
@@ -30,3 +35,12 @@ LOGGING = {
         },
     },
 }
+
+
+# Enable caching using memcache
+CACHES = {
+    "default": {
+        "BACKEND": "django.core.cache.backends.memcached.MemcachedCache",
+        "LOCATION": "127.0.0.1:11211",
+    }
+}
diff --git a/instance/settings/sample.py b/instance/settings/sample.py
new file mode 100644
index 0000000..b68d318
--- /dev/null
+++ b/instance/settings/sample.py
@@ -0,0 +1,43 @@
+"""Django and Aircox instance settings. This file should be saved as
+`settings.py` in the same directory as this one.
+
+User MUST define the following values: `SECRET_KEY`, `ALLOWED_HOSTS`, `DATABASES`
+
+The following environment variables are used in settings:
+    * `AIRCOX_DEBUG` (`DEBUG`): enable/disable debugging
+
+For Django settings see:
+    https://docs.djangoproject.com/en/3.1/topics/settings/
+    https://docs.djangoproject.com/en/3.1/ref/settings/
+"""
+
+# Debug mode: set to True for dev
+# DEBUG = False
+LANGUAGE_CODE = "fr-BE"
+LC_LOCALE = "fr_BE.UTF-8"
+
+# Secret key: you MUST put a consistent secret key. You can generate one
+# at https://djecrety.ir/
+SECRET_KEY = ""
+
+# Database configuration: defaults to db.sqlite3
+# DATABASES
+
+# Allowed host for HTTP requests
+# ALLOWED_HOSTS = ('127.0.0.1',)
+
+
+# When LC_LOCALE is set here, this code activates it.
+# Otherwise it can be removed
+try:
+    import locale
+
+    locale.setlocale(locale.LC_ALL, LC_LOCALE)
+except Exception:
+    print(
+        "Can not set locale {LC}. Is it available on you system? Hint: "
+        "Check /etc/locale.gen and rerun locale-gen as sudo if needed.".format(
+            LC=LANGUAGE_CODE
+        )
+    )
+    pass
diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..c67b6e7
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,4 @@
+[pytest]
+DJANGO_SETTINGS_MODULE = instance.settings
+# -- recommended but optional:
+python_files = tests.py test_*.py *_tests.py
diff --git a/requirements.txt b/requirements.txt
index e0fa1b4..65bdec7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,7 @@ djangorestframework~=3.13
 django-model-utils>=4.2
 django-filter~=22.1
 
+django-content-editor~=6.3
 django-filer~=2.2
 django-honeypot~=1.0
 django-taggit~=3.0
diff --git a/requirements_tests.txt b/requirements_tests.txt
new file mode 100644
index 0000000..d18e0aa
--- /dev/null
+++ b/requirements_tests.txt
@@ -0,0 +1,2 @@
+pytest~=7.2
+pytest-django~=4.5
diff --git a/scripts/cron b/scripts/cron
index 2eadfe2..4b3fa84 100755
--- a/scripts/cron
+++ b/scripts/cron
@@ -1,4 +1,5 @@
 #! /bin/sh
+export DJANGO_SETTINGS_MODULE=instance.settings.prod
 
 # aircox daily tasks:
 # - diffusions monitoring for the current month
diff --git a/scripts/supervisord_aircox b/scripts/supervisord_aircox
index d05c6ce..8460195 100755
--- a/scripts/supervisord_aircox
+++ b/scripts/supervisord_aircox
@@ -21,7 +21,7 @@ autostart = true
 autorestart = true
 stdout_logfile = /srv/www/aircox/logs/server.log
 redirect_stderr = true
-environment=AIRCOX_DEBUG="False"
+environment=AIRCOX_DEBUG="False",DJANGO_SETTINGS_MODULE=instance.settings.prod
 
 [program:aircox_sounds_monitor]
 command = /srv/www/aircox/scripts/launch_in_venv ./manage.py sounds_monitor -qsm
@@ -31,7 +31,7 @@ autostart = true
 autorestart = true
 stdout_logfile = /srv/www/aircox/logs/sounds_monitor.log
 redirect_stderr = true
-environment=AIRCOX_DEBUG="False"
+environment=AIRCOX_DEBUG="False",DJANGO_SETTINGS_MODULE=instance.settings.prod
 
 [program:aircox_streamer]
 command = /srv/www/aircox/scripts/launch_in_venv ./manage.py streamer -crm
@@ -41,4 +41,4 @@ autostart = true
 autorestart = true
 stdout_logfile = /srv/www/aircox/logs/streamer.log
 redirect_stderr = true
-environment=AIRCOX_DEBUG="False"
+environment=AIRCOX_DEBUG="False",DJANGO_SETTINGS_MODULE=instance.settings.prod