diff --git a/sys/modules/ubser/Makefile b/sys/modules/ubser/Makefile
index 41a0bc3f01d2..8807bed8b915 100644
--- a/sys/modules/ubser/Makefile
+++ b/sys/modules/ubser/Makefile
@@ -1,9 +1,9 @@
 # $FreeBSD$
 
 S=	${.CURDIR}/../..
-.PATH: $S/dev/usb
+.PATH: $S/dev/usb/serial
 
 KMOD=	ubser
-SRCS=	ubser.c ubser.h opt_usb.h device_if.h bus_if.h usbdevs.h
+SRCS=	ubser.c opt_usb.h device_if.h bus_if.h usbdevs.h
 
 .include <bsd.kmod.mk>