diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 64d25a7a4d599538398e5a14d37d11a154ec65fd..820580a6dfc34b69a00f81180040a51d65f52d21 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -1750,7 +1750,7 @@ YAMAHA_DEVICE(0x7010, "UB99"),
 	.driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
 		/* .vendor_name = "Roland", */
 		/* .product_name = "A-PRO", */
-		.ifnum = 1,
+		.ifnum = 0,
 		.type = QUIRK_MIDI_FIXED_ENDPOINT,
 		.data = & (const struct snd_usb_midi_endpoint_info) {
 			.out_cables = 0x0003,