diff --git a/src/controller.py b/src/controller.py
index 33d7700..d173a11 100644
--- a/src/controller.py
+++ b/src/controller.py
@@ -34,10 +34,10 @@ class Controller:
 	connected = False
 	displayL = None
 	displayR = None
-    
-    basetopic = None
-    mqtthost = None
-    mqttport = None
+
+	basetopic = None
+	mqtthost = None
+	mqttport = None
 	
 
 	def __init__(self, base_topic, mqtt_host, mqtt_port = 1883):
@@ -76,15 +76,15 @@ class Controller:
 		# set brightness, range 0-1.0, 1.0 max brightness
 		self.displayL.brightness = 1.0
 		self.displayR.brightness = 1.0
-        
-        self.basetopic = basetopic
-        self.mqtthost = mqtt_host
-        self.mqttport = mqtt_port
+		
+		self.basetopic = basetopic
+		self.mqtthost = mqtt_host
+		self.mqttport = mqtt_port
 	
-        connectToMQTT()
+		connectToMQTT()
 	
-    def connectToMQTT(self):
-        print("trying to connect to mqtt")
+	def connectToMQTT(self):
+		print("trying to connect to mqtt")
 		self.mqtt = mqtt.Client()
 		self.mqtt.on_connect = self.on_connect
 		self.mqtt.on_message = self.on_message
@@ -97,7 +97,7 @@ class Controller:
 
 	def on_disconnect(self, client, userdata, rc):
 		print("MQTT disconnected")
-        self.mode = Mode.STATIC
+		self.mode = Mode.STATIC
 		self.text = "- - - -"
 		self.connected = False
 
@@ -175,9 +175,9 @@ class Controller:
 		
 		self.mqtt.publish(self.topic + "/" + "$hostname", socket.gethostname() , 1 )
 		self.mqtt.publish(self.topic + "/" + "$localip", self.get_ip() , 1 )
-        
-        #clear display
-        self.mode = Mode.STATIC
+		
+		#clear display
+		self.mode = Mode.STATIC
 		self.text = ""
 		
 	
@@ -260,13 +260,13 @@ class Controller:
 		run = True
 
 		while run:
-            
-            if !self.connected:
-                if (time.time()>self.last_reconnectTry+30):
-                    connectToMQTT()
-                    self.last_reconnectTry=time.time()
+			
+			if !self.connected:
+				if (time.time()>self.last_reconnectTry+30):
+					connectToMQTT()
+					self.last_reconnectTry=time.time()
 			self.mqtt.loop(0.1) #with block timeout
-            
+			
 			
 
 			if self.displayL is not None and self.displayR is not None: #displays initialized