diff --git a/examples/irremote_transmit.py b/examples/irremote_transmit.py
index 18a88bf..a4aa88e 100644
--- a/examples/irremote_transmit.py
+++ b/examples/irremote_transmit.py
@@ -18,7 +18,7 @@
 pulseout = pulseio.PulseOut(board.IR_TX, frequency=38000, duty_cycle=2**15)
 # Create an encoder that will take numbers and turn them into NEC IR pulses
 encoder = adafruit_irremote.GenericTransmit(
-    header=[9000, 4500], one=[560, 1700], zero=[560, 1700], trail=560
+    header=[9000, 4500], one=[560, 1700], zero=[560, 560], trail=560
 )
 
 while True: