diff --git a/blink/blink.py b/blink/blink.py
index 5b7c9a1..e11b9be 100644
--- a/blink/blink.py
+++ b/blink/blink.py
@@ -3,7 +3,6 @@
 led = Pin("LED", Pin.OUT)
 tim = Timer()
 def tick(timer):
-    global led
     led.toggle()
 
 tim.init(freq=2.5, mode=Timer.PERIODIC, callback=tick)