diff --git a/Python/sock.py b/Python/sock.py
index e022bed..ea678c1 100644
--- a/Python/sock.py
+++ b/Python/sock.py
@@ -101,7 +101,7 @@ def sendDMX(data):
 	global DMXRDM
 
 	while True:
-		with serial.Serial('/dev/serial1', baudrate=250000, timeout=1, stopbits=serial.STOPBITS_TWO, bytesize=8) as DMXSER:# UART configuration and definition
+		with serial.Serial('/dev/ttyAMA0', baudrate=250000, timeout=1, stopbits=serial.STOPBITS_TWO, bytesize=8) as DMXSER:# UART configuration and definition
 			DMXSER.cancel_read()
 
 			# GPIO_18 to switch RS-485 driver (IC1) to TX-mode