diff --git a/bip-MarcoPon-01.mediawiki b/bip-MarcoPon-01.mediawiki
index 9c0fe4a2..c919fe98 100644
--- a/bip-MarcoPon-01.mediawiki
+++ b/bip-MarcoPon-01.mediawiki
@@ -27,7 +27,7 @@ The URI follow this simple form:
 Where:
 
 ;chain:
-: (optional) to uniquely point to a specific chain, the hash of the corresponding genesis block is used (see [http://https://github.com/jtimon/bitcoin/commit/3191d5e8e75687a27cf466b7a4c70bdc04809d39 Bitcoin src/chainparams.cpp]). In principle some kind of alias/mnemonic could also be used, but that is out of the scope of this BIP, and maybe could be developed in another subsequent one.
+: (optional) to uniquely point to a specific chain, the hash of the corresponding genesis block is used (see [https://github.com/jtimon/bitcoin/commit/3191d5e8e75687a27cf466b7a4c70bdc04809d39 Bitcoin src/chainparams.cpp]). In principle some kind of alias/mnemonic could also be used, but that is out of the scope of this BIP, and maybe could be developed in another subsequent one.
 
 ;type: 
 : '''tx''': for transactions.