diff --git a/ch03.asciidoc b/ch03.asciidoc
index 8ec96469..161247a1 100644
--- a/ch03.asciidoc
+++ b/ch03.asciidoc
@@ -1134,7 +1134,7 @@ As before, we can also examine this in more detail using the +getrawtransaction+
 
 Alternative implementations include:
 
-https://libbitcoin.dyne.org/[libbitcoin and sx tools]:: ((("libbitcoin library")))((("sx tools")))A C++ multithreaded full-node client and library with command-line tools
+https://libbitcoin.dyne.org/[libbitcoin and sx tools]:: A C++ multithreaded full-node client and library with command-line tools
 https://code.google.com/p/bitcoinj/[bitcoinj]:: ((("BitcoinJ library")))A Java full-node client library
 https://opensource.conformal.com/wiki/btcd[btcd]:: ((("btcd","client")))A Go language full-node bitcoin client
 https://bitsofproof.com[Bits of Proof (BOP)]:: ((("Bits of Proof (BOP)")))A Java enterprise-class implementation of bitcoin