diff --git a/userausfall/settings.py b/userausfall/settings.py
index c96f589..eeed203 100644
--- a/userausfall/settings.py
+++ b/userausfall/settings.py
@@ -2,24 +2,25 @@
 Django settings for userausfall.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/2.2/topics/settings/
+https://docs.djangoproject.com/en/3.2/topics/settings/
 
 For the full list of settings and their values, see
-https://docs.djangoproject.com/en/2.2/ref/settings/
+https://docs.djangoproject.com/en/3.2/ref/settings/
 """
 
 import os
+from pathlib import Path
 
-# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
-BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-DATA_DIR = os.environ.get("USERAUSFALL_DATA_DIR", BASE_DIR)
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+DATA_DIR = Path(os.environ.get("USERAUSFALL_DATA_DIR", BASE_DIR))
 
 
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/2.2/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = os.environ.get("LOCAL_DJANGO_SECRET_KEY")
+SECRET_KEY = "django-insecure-ngy2599=i5c*5(*bw%gbs&jzb(^p-4zk&6!a8a76tevv$tb9xq"
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
@@ -83,6 +84,12 @@ DATABASES = {
 }
 
 
+# Default primary key field type
+# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+
 # User model
 #