diff --git a/rpi/hardware/screen/screen.py b/rpi/hardware/screen/screen.py
index bb4c58be..7b4da4b3 100644
--- a/rpi/hardware/screen/screen.py
+++ b/rpi/hardware/screen/screen.py
@@ -1,9 +1,6 @@
 #!/usr/bin/env python3
 
 from grove_rgb_lcd import *
-import led
-import sys
-import select
 
 class Screen:
     def __init__(self):
diff --git a/rpi/main.py b/rpi/main.py
index e2623e98..018ce625 100644
--- a/rpi/main.py
+++ b/rpi/main.py
@@ -4,12 +4,15 @@ from hardware.screen.screen import Screen
 from hardware.rfid.reader import RfidReader
 from services.mqtt_service import MQTTService
 
+screen = Screen()
+
 def publish(uid : int) :
-    screen = Screen()
     screen.displayMessage(str(uid))
     service.publish("app", "game/start", str(uid), 0)
 
 if __name__ == "__main__":
+    screen.enableBackground()
+    screen.displayMessage("Waiting for scan...")
     service = MQTTService("127.0.0.1", 1883)
     reader = RfidReader("/dev/serial0", 9600)
     reader.subscribe(publish)