diff --git a/module_usb_audio/commands.h b/module_usb_audio/commands.h
index c08f6ded..e9878125 100644
--- a/module_usb_audio/commands.h
+++ b/module_usb_audio/commands.h
@@ -22,9 +22,7 @@
 #define SET_SMUX                7
 
 /* c_audioControl */
-//TODO should be an enum
 #define SET_SAMPLE_FREQ         4
-#define SET_DSD_MODE            7
 #define SET_STREAM_FORMAT_OUT   8
 #define SET_STREAM_FORMAT_IN    9