diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 60f3df76f01b..1a5e555002b2 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -333,6 +333,7 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
 		ifnum = 2;
 		goto add_sync_ep_from_ifnum;
 	case USB_ID(0x2466, 0x8003): /* Fractal Audio Axe-Fx II */
+	case USB_ID(0x0499, 0x172a): /* Yamaha MODX */
 		ep = 0x86;
 		ifnum = 2;
 		goto add_sync_ep_from_ifnum;