diff --git a/ch09_fees.adoc b/ch09_fees.adoc
index 6eedacb1..c09291b1 100644
--- a/ch09_fees.adoc
+++ b/ch09_fees.adoc
@@ -474,7 +474,7 @@ transaction relationships.  Whenever the output of a transaction is
 spent, that transaction's identifier (txid) is referenced by the child
 transaction.  However, when a transaction is replaced, the replacement
 has a different txid.  If that replacement transaction gets confirmed,
-none of its descendants can be included in the same blockchain.  It's
+all of its descendants will be invalid.  It's
 possible to re-create and re-sign the descendant transactions, but that's
 not guaranteed to happen.  This has related but divergent implications
 for RBF and CPFP: