Index: uspace/drv/vhc/Makefile
===================================================================
--- uspace/drv/vhc/Makefile	(revision 63b4f90725d28de0589f88b5750edf8a9c29b84e)
+++ uspace/drv/vhc/Makefile	(revision 4b4c797d23deaa3f0f365f40c3d0d3960c0218c7)
@@ -34,4 +34,5 @@
 EXTRA_CFLAGS += \
 	-I$(LIB_PREFIX) \
+	-I$(LIBUSB_PREFIX)/include \
 	-I$(LIBDRV_PREFIX)/include
 BINARY = vhc