diff --git a/ch01.asciidoc b/ch01.asciidoc
index ebc3fb33..286ef83c 100644
--- a/ch01.asciidoc
+++ b/ch01.asciidoc
@@ -172,7 +172,7 @@ There are hundreds of applications and websites that can provide the current mar
 
 http://bitcoinaverage.com/[Bitcoin Average]:: ((("BitcoinAverage")))A site that provides a simple view of the volume-weighted-average for each currency.
 http://coincap.io/[CoinCap]:: A service listing the market capitalization and exchange rates of hundreds of crypto-currencies, including bitcoin.
-http://www.cmegroup.com/trading/cf-bitcoin-reference-rate.html[Chicago Mercantile Exchange Bitcoin Reference Rate]:: A reference rate that can be used for institutional and contractual reference, provided as part of investment data feeds by the CME.
+http://bit.ly/cmebrr[Chicago Mercantile Exchange Bitcoin Reference Rate]:: A reference rate that can be used for institutional and contractual reference, provided as part of investment data feeds by the CME.
 
 In addition to these various sites and applications, most bitcoin wallets will automatically convert amounts between bitcoin and other currencies. Joe will use his wallet to convert the price automatically before sending bitcoin to Alice.