diff --git a/ch03.asciidoc b/ch03.asciidoc
index 5d06183b..f66fd4c3 100644
--- a/ch03.asciidoc
+++ b/ch03.asciidoc
@@ -25,7 +25,7 @@ image::images/mbc2_0301.png["Bitcoin Core Architecture"]
 [[compiling_core]]
 === Compiling Bitcoin Core from the Source Code
 
-((("Bitcoin Core", "compiling from source code", id="BCsource03")))((("Bitcoin Core", "compiling from source code", "downloading")))((("code examples, obtaining and using")))Bitcoin Core's source code can be downloaded as a archive or by cloning the authoritative source repository from GitHub.  ((("Bitcoin Core downloads")))On the https://bitcoincore.org/bin/[Bitcoin Core download page], select the most recent version and download the compressed archive of the source code, e.g., +bitcoin-0.15.0.2.tar.gz+. ((("GitHub bitcoin page")))Alternatively, use the git command line to create a local copy of the source code from the https://github.com/bitcoin/bitcoin[GitHub bitcoin page].
+((("Bitcoin Core", "compiling from source code", id="BCsource03")))((("Bitcoin Core", "compiling from source code", "downloading")))((("code examples, obtaining and using")))Bitcoin Core's source code can be downloaded as an archive or by cloning the authoritative source repository from GitHub.  ((("Bitcoin Core downloads")))On the https://bitcoincore.org/bin/[Bitcoin Core download page], select the most recent version and download the compressed archive of the source code, e.g., +bitcoin-0.15.0.2.tar.gz+. ((("GitHub bitcoin page")))Alternatively, use the git command line to create a local copy of the source code from the https://github.com/bitcoin/bitcoin[GitHub bitcoin page].
 
 [TIP]
 ====