diff --git a/kdc/hpropd.8 b/kdc/hpropd.8
index a2d802a0b..5e33033d7 100644
--- a/kdc/hpropd.8
+++ b/kdc/hpropd.8
@@ -9,19 +9,68 @@
 receive a propagated database
 .Sh SYNOPSIS
 .Nm
-.Op Fl d Ar database
-.Op Fl -database= Ns Ar database
+.Oo Fl d Ar file \*(Ba Xo
+.Fl -database= Ns Ar file Oc
+.Xc
+.Op Fl n | Fl -stdin
+.Op Fl -print
+.Op Fl i | Fl -no-inetd
+.Oo Fl k Ar keytab \*(Ba Xo
+.Fl -keytab= Ns Ar keytab Oc
+.Xc
+.Op Fl 4 | Fl -v4dump
+.Oo Fl R Ar realm \*(Ba Xo
+.Fl -realm= Ns Ar realm Oc
+.Xc
 .Sh DESCRIPTION
 .Nm
 receives databases sent by
 .Nm hprop .
 and writes it as a local database.
 .Pp
+By default,
+.Nm
+expects to be started from
+.Nm inetd
+if stdin is a socket and expects to receive the dumped database over
+stdin otherwise.
+.Pp
 Options supported:
 .Bl -tag -width Ds
-.It Fl d Ar database
-.It Fl -database= Ns Ar database
-the database to create.
+.It Xo
+.Fl d Ar file Ns ,
+.Fl -database= Ns Ar file
+.Xc
+database
+.It Xo
+.Fl n Ns ,
+.Fl -stdin
+.Xc
+read from stdin
+.It Xo
+.Fl -print
+.Xc
+print dump to stdout
+.It Xo
+.Fl i Ns ,
+.Fl -no-inetd
+.Xc
+Not started from inetd
+.It Xo
+.Fl k Ar keytab Ns ,
+.Fl -keytab= Ns Ar keytab
+.Xc
+keytab to use for authentication
+.It Xo
+.Fl 4 Ns ,
+.Fl -v4dump
+.Xc
+create v4 type DB
+.It Xo
+.Fl R Ar realm Ns ,
+.Fl -realm= Ns Ar realm
+.Xc
+the realm to use
 .El
 .Sh SEE ALSO
 .Xr hprop 8