diff --git a/build/Makefile b/build/Makefile
index 821f4d4f8f80b9b15a53093ffd41eacd5fc0ea1c..40a1780fec8e720c0cd39187301286a7bc1ad5f7 100644
--- a/build/Makefile
+++ b/build/Makefile
@@ -154,6 +154,7 @@ bbe-usb: bbe-generic
         ${MKDIR} ${BBEDIR}.aof
         BBE_Export_File aof.${TARGET}
         ${CP} rom_link_v.${TARGET} ${VERBATIMROMLINK} ${CPFLAGS}
+        BBE_Export_File ^.VersionNum
 
 
 # Dynamic dependencies: