diff --git a/ch02_overview.adoc b/ch02_overview.adoc
index b4322c37..ad748593 100644
--- a/ch02_overview.adoc
+++ b/ch02_overview.adoc
@@ -488,7 +488,7 @@ _consensus_ dermining what is valid.  This delicate balance provides
 security for Bitcoin without a central authority.
 
 Mining is designed to be a decentralized lottery.  Each miner can create
-their own lottery ticket by creating a _candidate block_ that includes
+their own lottery ticket by creating ((("candidate blocks")))a _candidate block_ that includes
 the new transactions they want to mine plus some additional data fields.
 The miner inputs their candidate into a specially designed algorithm that
 scrambles((("hash functions"))) (or "hashes") the data, producing output that looks nothing