diff --git a/src/controller.py b/src/controller.py
index 4756c3d..452bc8c 100644
--- a/src/controller.py
+++ b/src/controller.py
@@ -77,7 +77,7 @@ class Controller:
 		self.displayL.brightness = 1.0
 		self.displayR.brightness = 1.0
 		
-		self.basetopic = basetopic
+		self.basetopic = base_topic
 		self.mqtthost = mqtt_host
 		self.mqttport = mqtt_port