diff --git a/README.md b/README.asc
similarity index 95%
rename from README.md
rename to README.asc
index c584ada..701b6a1 100644
--- a/README.md
+++ b/README.asc
@@ -1,11 +1,9 @@
-FatFs
-=====
+= FatFs
 
 This is a copy of FatFs, a "generic FAT file system module for small embedded
 systems", by ChaN. See http://elm-chan.org/fsw/ff/00index_e.html.
 
-License
-=======
+== License
 
 FatFs module is a free software that opened under license policy of
 following conditions.