diff --git a/authd-1.4.3-ipv6-mapping.patch b/authd-1.4.3-ipv6-mapping.patch
new file mode 100644
index 0000000..c128fc4
--- /dev/null
+++ b/authd-1.4.3-ipv6-mapping.patch
@@ -0,0 +1,24 @@
+--- authd-1.4.3/authd.c.old	2005-06-24 16:08:04.000000000 +0200
++++ authd-1.4.3/authd.c	2005-06-24 16:12:06.000000000 +0200
+@@ -485,8 +485,19 @@
+ 
+                 assert(opt.mapped != NULL);
+                 strcpy(peer_128, opt.mapped); strcpy(host_128, opt.mapped);
+-                strncpy(host_128, addr_hex, z);
+-                strncpy(peer_128, peer_addr_hex, strlen(peer_addr_hex));
++
++                /*
++                   If mapping IPV4 to IPV6 space is enabled,
++                   take only last 4 numbers of IPV6
++                */
++                if(opt.mapped[0]) {
++                  strncpy(host_128, addr_hex+z-8, 8);
++                  strncpy(peer_128, peer_addr_hex, 8);
++                } else {
++                  strncpy(host_128, addr_hex, z);
++                  strncpy(peer_128, peer_addr_hex, strlen(peer_addr_hex));
++                }
++
+                 if (strcmp(peer_128, host_128) != 0) return addr;
+             }
+             // hex addr must have even number of digits
diff --git a/authd.spec b/authd.spec
index fee06c5..40da044 100644
--- a/authd.spec
+++ b/authd.spec
@@ -1,7 +1,7 @@
 Summary: a RFC 1413 ident protocol daemon
 Name: authd
 Version: 1.4.3
-Release: 4.devel
+Release: 5.devel
 License: GPL
 Group: System Environment/Daemons
 Obsoletes: pidentd
@@ -10,8 +10,10 @@ Requires(post): openssl
 Source0: %{name}-%{version}.tar.gz
 Patch0: authd-1.4.3-gcc4.patch
 Patch1: authd-1.4.3-disable.patch
+Patch2: authd-1.4.3-ipv6-mapping.patch
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 BuildRequires: openssl-devel
+Prereq: xinetd
 
 %description
 authd is a small and fast RFC 1413 ident protocol daemon
@@ -23,6 +25,7 @@ of pidentd.
 %setup -q
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1 -b .ipv6map
 sed -i -e "s|/etc|%{_sysconfdir}|" config.h
 
 %build
@@ -63,6 +66,10 @@ service xinetd reload
 %{_sbindir}/in.authd
 
 %changelog
+* Thu Jun 24 2005 Martin Stransky <stransky@redhat.com> - 1.4.3-5.devel
+- add xinetd to Prereq
+- fix for #150502 (authd doesn't map IPv6 to IPv4 from xinetd)
+
 * Fri Apr  8 2005 Martin Stransky <stransky@redhat.com> - 1.4.3-4.devel
 - clear last update