diff --git a/ch12_mining.adoc b/ch12_mining.adoc
index e65b91f7..23875d55 100644
--- a/ch12_mining.adoc
+++ b/ch12_mining.adoc
@@ -2136,7 +2136,7 @@ future attempt to activate a ((("consensus rules", "soft forks", "speedy trial a
 
 === Consensus Software Development
 
-Consensus software((("consensus rules", "software development")))((("software development", "for consensus rules", secondary-sortas="consensus rules"))) continues to evolve and there is much
+Consensus software((("consensus rules", "software development")))((("software development", "for consensus rules", secondary-sortas="consensus rules")))((("forks", "consensus rule software development"))) continues to evolve and there is much
 discussion on the various mechanisms for changing the consensus rules.
 By its very nature, Bitcoin sets a very high bar on coordination and
 consensus for changes. As a decentralized system, it has no "authority"