diff --git a/doc/latex/ftpd.tex b/doc/latex/ftpd.tex
index 7c1c0c3..d19b082 100644
--- a/doc/latex/ftpd.tex
+++ b/doc/latex/ftpd.tex
@@ -9,14 +9,17 @@
 
 \section{Entry points}
 
-\defun  {ftpd} {anonymous-home \ovar{port \ovar{logfile}}} {\noreturn}
+\defun  {ftpd} {anonymous-home \ovar{port \ovar{logfile \ovar{dns-lookup?}}}} {\noreturn}
 \begin{defundescx}{ftp-inetd} {anonymous-home} {\noreturn} 
   \ex{ftpd} starts the server, using \semvar{anonymous-home} as the
   root directory of the server. Usage of relative paths is not
   encouraged.  \semvar{port} specifies the port the server is
   listening for connections. It defaults to 21. \ex{ftpd} makes a log
   entry for each file sent or retrieved. These logs are written to
-  \semvar{logfile}, if given.
+  \semvar{logfile}, if given. If \semvar{dns-lookup?} is \sharpt, the
+  logfile will contain the host names instead of their IP
+  addresses. If \semvar{dns-lookup?} is not specified or \sharpf, the
+  IP addresses are stored.
 
   The log format of \ex{ftpd} is the same as the one of
   \ex{wuftpd}. The fields are seperated by spaces and contain