Index: uspace/drv/usbkbd/Makefile
===================================================================
--- uspace/drv/usbkbd/Makefile	(revision c7137738c048f4d114777abf95ab228e771e4627)
+++ uspace/drv/usbkbd/Makefile	(revision 4b4c797d23deaa3f0f365f40c3d0d3960c0218c7)
@@ -29,5 +29,5 @@
 USPACE_PREFIX = ../..
 LIBS = $(LIBDRV_PREFIX)/libdrv.a $(LIBUSB_PREFIX)/libusb.a
-EXTRA_CFLAGS += -I$(LIBDRV_PREFIX)/include -I$(LIB_PREFIX)
+EXTRA_CFLAGS += -I$(LIBDRV_PREFIX)/include -I$(LIBUSB_PREFIX)/include
 BINARY = usbkbd