diff --git a/steering/settings.py b/steering/settings.py
index cfcb1b6f240548aee9264563dbf36edf061f0f97..c6bb30f71e8857c333285fd3e8d68a27ba21e37d 100644
--- a/steering/settings.py
+++ b/steering/settings.py
@@ -57,8 +57,8 @@ DATABASES = {
 }
 
 # LOCALIZATION
-TIME_ZONE = os.getenv("TIME_ZONE", default="Europe/Vienna")
-LANGUAGE_CODE = os.getenv("LANGUAGE_CODE", default="de")
+TIME_ZONE = os.getenv("TZ", default="Europe/Vienna")
+LANGUAGE_CODE = "de"
 USE_I18N = True
 USE_L10N = True