diff --git a/doc/latex/dns.tex b/doc/latex/dns.tex
index 5a48f50..99b6588 100644
--- a/doc/latex/dns.tex
+++ b/doc/latex/dns.tex
@@ -262,7 +262,7 @@ generating the \var{dns-message}.
 \defunx{flags-truncated?}{flags}{\boolean}
 \defunx{flags-recursion-desired?}{flags}{\boolean}
 \defunx{flags-recursion-available?}{flags}{\boolean}
-\defunx{flags-z}{flags}{0}
+\defunx{flags-zero}{flags}{0}
 \defunx{flags-response-code}{flags}{number}
 \begin{desc}
   Flags occur within the header of a DNS message. The boolean value
@@ -302,7 +302,7 @@ The possible names for the classes are:
 \dfn{message-type}{type-name}{message-type}{syntax}
 \defunx{message-type?}{thing}{\boolean}
 \defunx{message-type-name}{message-type}{symbol}
-\defunx{message-type-index}{message-type}{number}
+\defunx{message-type-number}{message-type}{number}
 \begin{desc}
   \ex{message-type} constructs a member of the enumeration from name
   \synvar{type-name} listed in Table~\ref{tab:message-types}.
@@ -362,7 +362,7 @@ The possible names for the classes are:
 \end{desc}
 
 \defun{resource-record-data-cname?}{thing}{\boolean}
-\defunx{resource-record-data-cname}{resource-record-data-cname}{\fqdn}
+\defunx{resource-record-data-cname-name}{resource-record-data-cname}{\fqdn}
 \begin{desc}
   A canonical name resource record which contains the canonical or
   primary name of the owner.