diff --git a/usbboot/src/Makefile.am b/usbboot/src/Makefile.am
index 8d849d0..965e6b1 100644
--- a/usbboot/src/Makefile.am
+++ b/usbboot/src/Makefile.am
@@ -10,8 +10,6 @@ bin_PROGRAMS = usbboot
 usbboot_SOURCES = cmd.c  command_line.c  ingenic_cfg.c  \
 	ingenic_usb.c  main.c
 
-prefix = /usr
-sysconfdir = /etc
 pkgdatadir = $(datadir)/xburst-tools/
 
 if COND_FIRMWARE