diff --git a/rfc/0013_Duniter_Encrypted_Wallet_Import_Format.md b/rfc/0013_Duniter_Encrypted_Wallet_Import_Format.md
index ddef5dfca788629c05828e1bda28db9b634e8326..54b1f049786cdbca57843ae13ac160706b533079 100644
--- a/rfc/0013_Duniter_Encrypted_Wallet_Import_Format.md
+++ b/rfc/0013_Duniter_Encrypted_Wallet_Import_Format.md
@@ -1,4 +1,4 @@
-# #13 Duniter Encrypted Wallet Import Format
+# RFC 13: Duniter Encrypted Wallet Import Format
 
 ```txt
 RFC: 13
@@ -29,19 +29,19 @@ Today DUBP manage only the algorithm ED25519, but in the future DUBP can evolve
 
 So currently a public key for DUBP is to be understood as an Ed25519 public key.
 
-## DEWIF format
+## DEWIF format
 
 DEWIF is an inter-operable and secure format for any DUBP wallet.
 
 DEWIF format is a base64 string.  
 This base64 string encodes a sequence of bytes whose structure is defined below.
 
-## dewif bytes structure
+## dewif bytes structure
 
 | version (4 bytes) | currency code (4 bytes) | version data (any bytes) |
 |:-----------------:|:-----------------------:|:------------------------:|
 
-## Currencies code
+## Currencies code
 
 | Currency | code       |
 |:---------|:-----------|