diff --git a/bip-0067.mediawiki b/bip-0067.mediawiki
index f0596d3c..54afa005 100644
--- a/bip-0067.mediawiki
+++ b/bip-0067.mediawiki
@@ -113,6 +113,9 @@ Vector 4: (from bitcore)
 * Address
 ** 3Q4sF6tv9wsdqu2NtARzNCpQgwifm2rAba
 
+==Acknowledgements==
+The authors wish to thank BtcDrak for his involvement in the early discussions of this BIP. 
+
 ==Usage & Implementations==
 * BIP45 - Structure for Deterministic P2SH Multisignature Wallets - https://github.com/bitcoin/bips/blob/master/bip-0045.mediawiki#address-generation-procedure
 * Bitcore - https://github.com/bitpay/bitcore/blob/50a868cb8cdf2be04bb1c5bf4bcc064cc06f5888/lib/script/script.js#L541