diff --git a/trustchain_idhub/settings.py b/trustchain_idhub/settings.py
index 15c1e82..290ff63 100644
--- a/trustchain_idhub/settings.py
+++ b/trustchain_idhub/settings.py
@@ -33,8 +33,8 @@ SECRET_KEY = config('SECRET_KEY')
 DEBUG = config('DEBUG', default=False, cast=bool)
 DEVELOPMENT = config('DEVELOPMENT', default=False, cast=bool)
 
-ALLOWED_HOSTS = config('ALLOWED_HOSTS', default=[])
-CSRF_TRUSTED_ORIGINS = config('CSRF_TRUSTED_ORIGINS', default=[])
+ALLOWED_HOSTS = config('ALLOWED_HOSTS', default='', cast=Csv())
+CSRF_TRUSTED_ORIGINS = config('CSRF_TRUSTED_ORIGINS', default='', cast=Csv())
 
 DOMAIN = config("DOMAIN", "http://localhost")