diff --git a/serial_to_mqtt_bridge/Dockerfile b/serial_to_mqtt_bridge/Dockerfile
index 740cf85ff436b1190edd00a5b9d0052f9ef1c8a1..aeac7ca8034293c1113a2804a0c60f28d4f0af97 100644
--- a/serial_to_mqtt_bridge/Dockerfile
+++ b/serial_to_mqtt_bridge/Dockerfile
@@ -3,5 +3,5 @@ FROM python:3.9
 WORKDIR /src
 COPY . .
 RUN pip install -r requirements.txt
-CMD ["python3", "./serial_to_mqtt.py"] 
+CMD ["python3", "-u", "./serial_to_mqtt.py"] 
 # Or enter the name of your unique directory and parameter set.
\ No newline at end of file