diff --git a/direwolf/direwolf-pacsatsim-pwm.conf b/direwolf/direwolf-pacsatsim-pwm.conf
index c0890790..d0649d2f 100644
--- a/direwolf/direwolf-pacsatsim-pwm.conf
+++ b/direwolf/direwolf-pacsatsim-pwm.conf
@@ -1,5 +1,6 @@
 ADEVICE plughw:CARD=Device,DEV=0 plughw:CARD=Headphones,DEV=0
 PTT GPIO -20  
+PTT GPIO 27 #Transmit LED
 MYCALL AMSAT-12
 CHANNEL 0
 MODEM 1200