diff --git a/rfc/0014_Dubp_Mnemonic.md b/rfc/0014_Dubp_Mnemonic.md
index 08cdee53d257a6fec2863a5f3d0043f8188275a3..6b7e4d2633bcaba9a3e07fdc3c790f9a66bf4376 100644
--- a/rfc/0014_Dubp_Mnemonic.md
+++ b/rfc/0014_Dubp_Mnemonic.md
@@ -30,7 +30,9 @@ mnemonic: `tongue cute mail fossil great frozen same social weasel impact brush
 
 hashed string: `dubptongue cute mail fossil great frozen same social weasel impact brush kind`
 
-salt: `13EB03436DD9374B554648237AEF473117FCB3D985FBC78B3C397BD3EAD9CFE6`
+salt: `0x13EB03436DD9374B554648237AEF473117FCB3D985FBC78B3C397BD3EAD9CFE6`
+
+WARNING: The salt must be the binary value of hash sha256. It must not be encoded in base16, we give here its representation in base16 only for practical readability reasons.
 
 ## key lenght