diff --git a/drivers/bios_emulator/Makefile b/drivers/bios_emulator/Makefile
index c73da97..dd9c102 100644
--- a/drivers/bios_emulator/Makefile
+++ b/drivers/bios_emulator/Makefile
@@ -22,7 +22,7 @@
 	-D__PPC__  -D__BIG_ENDIAN__
 
 CFLAGS += $(EXTRA_CFLAGS)
-HOST_CFLAGS += $(EXTRA_CFLAGS)
+HOSTCFLAGS += $(EXTRA_CFLAGS)
 
 all:	$(LIB)