diff --git a/src/minidexed.ini b/src/minidexed.ini
index 4e6f78c..a2c2bd6 100644
--- a/src/minidexed.ini
+++ b/src/minidexed.ini
@@ -61,7 +61,10 @@ LongPressTimeout=400
 #  Specify MIDI CC to act as a button
 #  NB: Off < 64 < ON
 # CC channel: 0=OFF; 1-16 MIDI Ch; >16 Omni
+# If MIDIButtonNotes>0 then treat MIDIButton
+# numbers as MIDI Note numbers note CC numbers.
 MIDIButtonCh=0
+MIDIButtonNotes=1
 MIDIButtonPrev=00
 MIDIButtonNext=02
 MIDIButtonBack=03