diff --git a/src/device/usbd.h b/src/device/usbd.h
index a0a84304..d3a5dce6 100644
--- a/src/device/usbd.h
+++ b/src/device/usbd.h
@@ -195,9 +195,9 @@ TU_ATTR_WEAK void tud_resume_cb(void);
   /* MS In Jack (External) */\
   6, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_IN_JACK, MIDI_JACK_EXTERNAL, 2, 0,\
   /* MS Out Jack (Embedded), connected to In Jack External */\
-  9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EMBEDDED, 3, 1, 2, 1,\
+  9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EMBEDDED, 3, 1, 2, 1, 0,\
   /* MS Out Jack (External), connected to In Jack Embedded */\
-  9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EXTERNAL, 4, 1, 1, 1,\
+  9, TUSB_DESC_CS_INTERFACE, MIDI_CS_INTERFACE_OUT_JACK, MIDI_JACK_EXTERNAL, 4, 1, 1, 1, 0,\
   /* Endpoint Out */\
   7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
   /* MS Endpoint (connected to embedded jack in) */\