diff --git a/src/Experimental.h b/src/Experimental.h
index 7b62ddf0a..a54f0066a 100644
--- a/src/Experimental.h
+++ b/src/Experimental.h
@@ -93,12 +93,12 @@
 // Enables MIDI Output of NoteTrack (MIDI) data during playback
 // USE_MIDI must be defined in order for EXPERIMENTAL_MIDI_OUT to work
 #ifdef USE_MIDI
-#define EXPERIMENTAL_MIDI_OUT
+//#define EXPERIMENTAL_MIDI_OUT
 #endif
 
 // USE_MIDI must be defined in order for EXPERIMENTAL_SCOREALIGN to work
 #ifdef USE_MIDI
-#define EXPERIMENTAL_SCOREALIGN
+//#define EXPERIMENTAL_SCOREALIGN
 #endif
 
 // experimental features