diff --git a/ch08_signatures.adoc b/ch08_signatures.adoc
index f1f6610c..ffc7e326 100644
--- a/ch08_signatures.adoc
+++ b/ch08_signatures.adoc
@@ -696,7 +696,7 @@ available at the time((("digital signatures", "schnorr signature algorithm", "sc
 [[schnorr_threshold_signatures]]
 ==== Schnorr-based Scriptless Threshold Signatures
 
-Scriptless ((("digital signatures", "schnorr signature algorithm", "scriptless threshold signatures", id="digital-sigs-schnorr-threshold")))((("schnorr signature algorithm", "scriptless threshold signatures", id="schnorr-threshold")))((("scriptless threshold signatures", id="scriptless-threshold-schnorr")))((("threshold signatures", "in schnorr signature algorithm", secondary-sortas="schnorr", id="threshold-schnorr")))multisignature protocols only work for k-of-k signing.
+Scriptless ((("digital signatures", "schnorr signature algorithm", "scriptless threshold signatures", id="digital-sigs-schnorr-threshold")))((("schnorr signature algorithm", "scriptless threshold signatures", id="schnorr-threshold")))((("scriptless threshold signatures", id="scriptless-threshold-schnorr")))((("threshold signatures", "in schnorr signature algorithm", secondary-sortas="schnorr", id="threshold-schnorr")))multisignature protocols only work for _k_-of-_k_ signing.
 Everyone with a partial public key that becomes part of the aggregated
 public key must contribute a partial signature and partial nonce to the
 final signature.  Sometimes, though, the participants want to allow a