diff --git a/imaginaerraum_door_admin/__init__.py b/imaginaerraum_door_admin/__init__.py
index a88a6ba..78ea8d5 100644
--- a/imaginaerraum_door_admin/__init__.py
+++ b/imaginaerraum_door_admin/__init__.py
@@ -78,7 +78,7 @@ def create_app():
     app.config.from_object(
         'imaginaerraum_door_admin.default_app_config.DefaultConfig'
     )
-    app.config.from_envvar('APPLICATION_SETTINGS', silent=True)
+    app.config.from_envvar('APPLICATION_SETTINGS')
 
     token_file = Path(app.config.get('TOKEN_FILE'))
     if not token_file.exists():