diff --git a/crypto/bn/asm/README b/crypto/bn/asm/README
index a0fe58a6771fd7d2b7a057cf11da434e01e3ddbe..b0f3a68a06abee1b8cefe83f7a9e31679e449d1a 100644
--- a/crypto/bn/asm/README
+++ b/crypto/bn/asm/README
@@ -1,3 +1,5 @@
+<OBSOLETE>
+
 All assember in this directory are just version of the file
 crypto/bn/bn_asm.c.
 
@@ -21,3 +23,5 @@ pa-risc.s is the origional one which works fine and generated using gcc :-)
 
 pa-risc2W.s and pa-risc2.s are 64 and 32-bit PA-RISC 2.0 implementations
 by Chris Ruemmler from HP (with some help from the HP C compiler).
+
+</OBSOLETE>