diff --git a/util/cbfstool/cbfs.h b/util/cbfstool/cbfs.h
index 5251d65..617eeee 100644
--- a/util/cbfstool/cbfs.h
+++ b/util/cbfstool/cbfs.h
@@ -23,9 +23,9 @@
 
 #define CBFS_HEADER_MAGIC  0x4F524243
 #define CBFS_HEADPTR_ADDR_X86 0xFFFFFFFC
-#define VERSION1 0x31313131
-#define VERSION2 0x31313132
-#define VERSION  VERSION2
+#define CBFS_HEADER_VERSION1 0x31313131
+#define CBFS_HEADER_VERSION2 0x31313132
+#define CBFS_HEADER_VERSION  CBFS_HEADER_VERSION2
 
 struct cbfs_header {
 	uint32_t magic;