diff --git a/preface.asciidoc b/preface.asciidoc
index da1816ff..899ce0d2 100644
--- a/preface.asciidoc
+++ b/preface.asciidoc
@@ -107,8 +107,6 @@ For more information, please visit pass:[
++++
-We have a web page for this book, where we list errata, examples, and any additional information. You can access this page at link:$$http://bit.ly/mastering-bitcoin-2e$$[].
-
To comment or ask technical questions about this book, send email to pass:[bookquestions@oreilly.com].
For more information about our books, courses, conferences, and news, see our website at link:$$http://www.oreilly.com$$[].