diff --git a/gnuviechadmin/gnuviechadmin/settings.py b/gnuviechadmin/gnuviechadmin/settings.py
index 6d96894..5ce4c57 100644
--- a/gnuviechadmin/gnuviechadmin/settings.py
+++ b/gnuviechadmin/gnuviechadmin/settings.py
@@ -6,9 +6,12 @@ Common settings and globals.
 """
 
 from os.path import abspath, basename, dirname, join, normpath
+from environs import Env
 
 from django.contrib.messages import constants as messages
-from gvacommon.settings_utils import get_env_variable
+
+env = Env()
+env.read_env()
 
 # ######### PATH CONFIGURATION
 # Absolute filesystem path to the Django project directory:
@@ -17,12 +20,14 @@ DJANGO_ROOT = dirname(dirname(abspath(__file__)))
 # Absolute filesystem path to the top-level project folder:
 SITE_ROOT = dirname(DJANGO_ROOT)
 
+ROOT_DIR = dirname(DJANGO_ROOT)
+
 # Site name:
 SITE_NAME = basename(DJANGO_ROOT)
 
 # ######### END PATH CONFIGURATION
 
-GVA_ENVIRONMENT = get_env_variable("GVA_ENVIRONMENT", default="prod")
+GVA_ENVIRONMENT = env.str("GVA_ENVIRONMENT", default="prod")
 
 # ######### DEBUG CONFIGURATION
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#debug
@@ -34,8 +39,8 @@ DEBUG = GVA_ENVIRONMENT == "local"
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#admins
 ADMINS = (
     (
-        get_env_variable("GVA_ADMIN_NAME", default="Admin"),
-        get_env_variable("GVA_ADMIN_EMAIL", default="admin@example.org"),
+        env.str("GVA_ADMIN_NAME", default="Admin"),
+        env.str("GVA_ADMIN_EMAIL", default="admin@example.org"),
     ),
 )
 
@@ -47,14 +52,7 @@ MANAGERS = ADMINS
 # ######### DATABASE CONFIGURATION
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#databases
 DATABASES = {
-    "default": {
-        "ENGINE": "django.db.backends.postgresql",
-        "NAME": get_env_variable("GVA_PGSQL_DATABASE", default="gnuviechadmin"),
-        "USER": get_env_variable("GVA_PGSQL_USER", default="gnuviechadmin"),
-        "PASSWORD": get_env_variable("GVA_PGSQL_PASSWORD"),
-        "HOST": get_env_variable("GVA_PGSQL_HOSTNAME", default="db"),
-        "PORT": get_env_variable("GVA_PGSQL_PORT", int, default=5432),
-    }
+    "default": env.dj_db_url("GVA_DATABASE_URL"),
 }
 
 DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
@@ -70,8 +68,8 @@ LANGUAGE_CODE = "en-us"
 
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#site-id
 SITE_ID = 1
-SITES_DOMAIN_NAME = get_env_variable("GVA_DOMAIN_NAME")
-SITES_SITE_NAME = get_env_variable("GVA_SITE_NAME")
+SITES_DOMAIN_NAME = env.str("GVA_DOMAIN_NAME")
+SITES_SITE_NAME = env.str("GVA_SITE_NAME")
 
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#use-i18n
 USE_I18N = True
@@ -109,7 +107,7 @@ STATICFILES_FINDERS = (
 # ######### SECRET CONFIGURATION
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#secret-key
 # Note: This key should only be used for development and testing.
-SECRET_KEY = get_env_variable("GVA_SITE_SECRET")
+SECRET_KEY = env.str("GVA_SITE_SECRET")
 # ######### END SECRET CONFIGURATION
 
 
@@ -164,7 +162,6 @@ MIDDLEWARE = [
     "allauth.account.middleware.AccountMiddleware",
     "django.middleware.locale.LocaleMiddleware",
     "django.contrib.messages.middleware.MessageMiddleware",
-    # uncomment next line to enable translation to browser locale
     "django.middleware.clickjacking.XFrameOptionsMiddleware",
 ]
 # ######### END MIDDLEWARE CONFIGURATION
@@ -236,6 +233,7 @@ LOCAL_APPS = (
     "help",
     "invoices",
     "contact_form",
+    "exit",
 )
 
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#installed-apps
@@ -309,7 +307,7 @@ LOGGING = {
         "logfile": {
             "level": "INFO",
             "class": "logging.FileHandler",
-            "filename": get_env_variable("GVA_LOG_FILE", default="gva.log"),
+            "filename": env.str("GVA_LOG_FILE", default="gva.log"),
             "formatter": "verbose",
         },
         "mail_admins": {
@@ -352,7 +350,7 @@ WSGI_APPLICATION = "%s.wsgi.application" % SITE_NAME
 
 
 # ######### CELERY CONFIGURATION
-BROKER_URL = get_env_variable(
+BROKER_URL = env.str(
     "GVA_BROKER_URL", default="amqp://gnuviechadmin:gnuviechadmin@mq/gnuviechadmin"
 )
 BROKER_TRANSPORT_OPTIONS = {
@@ -361,7 +359,7 @@ BROKER_TRANSPORT_OPTIONS = {
     "interval_step": 0.2,
     "interval_max": 0.2,
 }
-CELERY_RESULT_BACKEND = get_env_variable(
+CELERY_RESULT_BACKEND = env.str(
     "GVA_RESULTS_REDIS_URL", default="redis://:gnuviechadmin@redis:6379/0"
 )
 CELERY_TASK_RESULT_EXPIRES = None
@@ -375,32 +373,32 @@ CELERY_RESULT_SERIALIZER = "json"
 
 
 # ######### CUSTOM APP CONFIGURATION
-OSUSER_MINUID = get_env_variable("GVA_MIN_OS_UID", int, default=10000)
-OSUSER_MINGID = get_env_variable("GVA_MIN_OS_GID", int, default=10000)
-OSUSER_USERNAME_PREFIX = get_env_variable("GVA_OSUSER_PREFIX", default="usr")
-OSUSER_HOME_BASEPATH = get_env_variable("GVA_OSUSER_HOME_BASEPATH", default="/home")
-OSUSER_DEFAULT_SHELL = get_env_variable(
+OSUSER_MINUID = env.int("GVA_MIN_OS_UID", default=10000)
+OSUSER_MINGID = env.int("GVA_MIN_OS_GID", default=10000)
+OSUSER_USERNAME_PREFIX = env.str("GVA_OSUSER_PREFIX", default="usr")
+OSUSER_HOME_BASEPATH = env.str("GVA_OSUSER_HOME_BASEPATH", default="/home")
+OSUSER_DEFAULT_SHELL = env.str(
     "GVA_OSUSER_DEFAULT_SHELL", default="/usr/bin/rssh"
 )
 OSUSER_SFTP_GROUP = "sftponly"
 OSUSER_SSH_GROUP = "sshusers"
 OSUSER_DEFAULT_GROUPS = [OSUSER_SFTP_GROUP]
-OSUSER_UPLOAD_SERVER = get_env_variable("GVA_OSUSER_UPLOADSERVER", default="file")
+OSUSER_UPLOAD_SERVER = env.str("GVA_OSUSER_UPLOADSERVER", default="file")
 
-GVA_LINK_WEBMAIL = get_env_variable(
+GVA_LINK_WEBMAIL = env.str(
     "GVA_WEBMAIL_URL", default="https://webmail.example.org/"
 )
-GVA_LINK_PHPMYADMIN = get_env_variable(
+GVA_LINK_PHPMYADMIN = env.str(
     "GVA_PHPMYADMIN_URL", default="https://phpmyadmin.example.org/"
 )
-GVA_LINK_PHPPGADMIN = get_env_variable(
+GVA_LINK_PHPPGADMIN = env.str(
     "GVA_PHPPGADMIN_URL", default="https://phppgadmin.example.org/"
 )
 # ######### END CUSTOM APP CONFIGURATION
 
 # ######### STATIC FILE CONFIGURATION
 # See: https://docs.djangoproject.com/en/dev/ref/settings/#static-root
-STATIC_ROOT = "/srv/gva/static/"
+STATIC_ROOT = env.str("GVA_STATIC_PATH", default=normpath(join(ROOT_DIR, "static")))
 
 
 def show_debug_toolbar(request):
@@ -495,12 +493,12 @@ else:
     EMAIL_SUBJECT_PREFIX = "[%s] " % SITE_NAME
 
     # See: https://docs.djangoproject.com/en/dev/ref/settings/#default-from-email
-    DEFAULT_FROM_EMAIL = get_env_variable(
+    DEFAULT_FROM_EMAIL = env.str(
         "GVA_SITE_ADMINMAIL", default="admin@example.org"
     )
 
     # See: https://docs.djangoproject.com/en/dev/ref/settings/#server-email
-    SERVER_EMAIL = get_env_variable("GVA_SITE_ADMINMAIL", default="admin@example.org")
+    SERVER_EMAIL = env.str("GVA_SITE_ADMINMAIL", default="admin@example.org")
     # ######### END EMAIL CONFIGURATION
 
     # ######### CACHE CONFIGURATION