diff --git a/sys/dev/usb/input/ukbd.c b/sys/dev/usb/input/ukbd.c
index 836cedf771be..2f98ebd47d32 100644
--- a/sys/dev/usb/input/ukbd.c
+++ b/sys/dev/usb/input/ukbd.c
@@ -706,7 +706,6 @@ ukbd_attach(device_t dev)
 	sc->sc_iface_index = uaa->info.bIfaceIndex;
 	sc->sc_iface_no = uaa->info.bIfaceNum;
 	sc->sc_mode = K_XLATE;
-	sc->sc_iface = uaa->iface;
 
 	usb2_callout_init_mtx(&sc->sc_callout, &Giant, 0);