diff --git a/test.py b/test.py
index 2803914..c766581 100644
--- a/test.py
+++ b/test.py
@@ -4,7 +4,7 @@ from datetime import datetime
 import RPi.GPIO as GPIO
 
 
-GPIO.setmode(GPIO.BOARD)
+GPIO.setmode(GPIO.BCM)
 
 GPIO.setup(17, GPIO.OUT)
 GPIO.output(17, GPIO.HIGH)