diff --git a/api-customer/app.py b/api-customer/app.py
index 0f6151ce..49c558e7 100644
--- a/api-customer/app.py
+++ b/api-customer/app.py
@@ -9,7 +9,9 @@ from src.controllers.message_controller import MessageController
 from src.controllers.mqtt_forwarder import create_forwarder
 from src.models.AuthData import AuthData
 from src.services.mongo_service import MongoService
-from src.services.mqtt_service import MQTTService
+import sys
+
+sys.stdout.reconfigure(line_buffering=True)
 
 load_dotenv()