diff --git a/const.h b/const.h
index 159253e..6aac508 100644
--- a/const.h
+++ b/const.h
@@ -11,7 +11,7 @@
 #define QUANT_BUTTON 7
 #define AMEN_BUTTON 8
 
-#define PWM_OUT 0
+#define AUDIO_OUT 0
 #define STATUS_LED 1
 
 #define SAMPLE_RATE 44100.0f