Index: general/genlib/keyutils.xml
===================================================================
--- general/genlib/keyutils.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ general/genlib/keyutils.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -35,5 +35,5 @@
     perform secure operations.</para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
Index: general/genlib/libnfsidmap.xml
===================================================================
--- general/genlib/libnfsidmap.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ general/genlib/libnfsidmap.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -34,5 +34,5 @@
     <para>
       The <application>libnfsidmap</application> package contains a
-      library to help mapping id's, mainly for NFSv4.
+      library to help with mapping id's, mainly for NFSv4.
     </para>
 
Index: general/prog/ruby.xml
===================================================================
--- general/prog/ruby.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ general/prog/ruby.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -36,5 +36,5 @@
     </para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
@@ -114,5 +114,7 @@
       21,000 tests. Some tests related to ipv6 may indicate errors.  If the
       tests are run in a directory that has a world writable component (e.g.
-      /tmp) then several additional tests may fail. 
+      /tmp) then several additional tests may fail. One test related to
+      the time function may fail due to a change in expectations as a result of
+      glibc-2.31.
     </para>
 
Index: introduction/welcome/changelog.xml
===================================================================
--- introduction/welcome/changelog.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ introduction/welcome/changelog.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -45,4 +45,8 @@
       <para>February 17th, 2020</para>
       <itemizedlist>
+        <listitem>
+          <para>[renodr] - Update to krb5-1.18. Fixes
+          <ulink url="&blfs-ticket-root;13127">#13127</ulink>>.</para>
+        </listitem>
         <listitem>
           <para>[bdubbs] - Update to libmypaint-1.5.0. Fixes
Index: networking/netprogs/cifsutils.xml
===================================================================
--- networking/netprogs/cifsutils.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ networking/netprogs/cifsutils.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -33,5 +33,5 @@
     mounting SMB/CIFS shares on a Linux system.</para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
Index: packages.ent
===================================================================
--- packages.ent	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ packages.ent	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -23,6 +23,6 @@
 <!ENTITY libpwquality-version         "1.4.2">
 <!ENTITY make-ca-version              "1.5">
-<!ENTITY mitkrb-major-version         "1.17">
-<!ENTITY mitkrb-version               "1.17.1">
+<!ENTITY mitkrb-major-version         "1.18">
+<!ENTITY mitkrb-version               "&mitkrb-major-version;">
 <!ENTITY nftables-version             "0.9.3">
 <!ENTITY nettle-version               "3.5.1">
Index: postlfs/filesystems/fuse3.xml
===================================================================
--- postlfs/filesystems/fuse3.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ postlfs/filesystems/fuse3.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -38,5 +38,5 @@
     </para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
Index: postlfs/filesystems/ntfs-3g.xml
===================================================================
--- postlfs/filesystems/ntfs-3g.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ postlfs/filesystems/ntfs-3g.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -41,5 +41,5 @@
     </para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
Index: postlfs/filesystems/sshfs.xml
===================================================================
--- postlfs/filesystems/sshfs.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ postlfs/filesystems/sshfs.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -39,5 +39,5 @@
     </para>
 
-    &lfs90_checked;
+    &lfs91_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
Index: postlfs/security/mitkrb.xml
===================================================================
--- postlfs/security/mitkrb.xml	(revision 34fe26337f76f7909ae9a45888c65ae01c3d4f6a)
+++ postlfs/security/mitkrb.xml	(revision fa50ece50af411eb4b2314b911be3938d6810338)
@@ -7,8 +7,8 @@
   <!ENTITY mitkrb-download-http "https://kerberos.org/dist/krb5/&mitkrb-major-version;/krb5-&mitkrb-version;.tar.gz">
   <!ENTITY mitkrb-download-ftp  " ">
-  <!ENTITY mitkrb-md5sum        "417d654c72526ac51466e7fe84608878">
-  <!ENTITY mitkrb-size          "8.4 MB">
-  <!ENTITY mitkrb-buildsize     "143 MB (add 26 MB for tests)">
-  <!ENTITY mitkrb-time          "1 SBU (add 5.6 SBU for tests)">
+  <!ENTITY mitkrb-md5sum        "69a5b165dac5754a5094627ee6df0defS">
+  <!ENTITY mitkrb-size          "8.3 MB">
+  <!ENTITY mitkrb-buildsize     "142 MB (add 25 MB for tests)">
+  <!ENTITY mitkrb-time          "0.8 SBU (add 4.2 SBU for tests)">
 ]>
 
@@ -75,16 +75,4 @@
     </itemizedlist>
 
-<!-- Patch is not needed for this version, but don't remove this.
-    <bridgehead renderas="sect3">Additional Downloads</bridgehead>
-    <itemizedlist spacing="compact">
-      <listitem>
-        <para>
-          Patch required on systems with IPv4 only enabled:
-          <ulink url="&patch-root;/mitkrb-&mitkrb-version;-fix_ipv4_only-1.patch"/>
-        </para>
-      </listitem>
-    </itemizedlist>
--->
-
     <bridgehead renderas="sect3">MIT Kerberos V5 Dependencies</bridgehead>
 
@@ -95,6 +83,10 @@
       <xref linkend="keyutils"/>,
       <xref linkend="openldap"/>,
-      <xref linkend="rpcbind"/> (used during the testsuite), and
-      <xref linkend="valgrind"/> (used during the test suite)
+      <xref linkend="rpcbind"/> (used during the testsuite),
+      <xref linkend="valgrind"/> (used during the testsuite),
+      <ulink url="https://www.cs.utah.edu/~bigler/code/libedit.html">libedit</ulink>,
+      <ulink url="https://cmocka.org/">cmocka</ulink>,
+      <ulink url="https://pypi.org/project/pyrad/">pyrad</ulink>, and
+      <ulink url="https://cwrap.org/resolv_wrapper.html">resolv_wrapper</ulink>
     </para>
 
@@ -116,13 +108,4 @@
     <title>Installation of MIT Kerberos V5</title>
 
-<!-- PATCH IS REJECTED - ALREADY PATCHED
-    <para>
-      If your system is configured to support only IPv4, apply the following
-      patch:
-    </para>
-
-<screen><userinput>patch -p1 -i ../mitkrb-&mitkrb-version;-fix_ipv4_only-1.patch</userinput></screen>
--->
-
     <para>
       Build <application>MIT Kerberos V5</application> by running the
@@ -421,8 +404,9 @@
         <para>
           To test the functionality of the keytab file, issue the
-          following command:
-        </para>
-
-<screen><userinput>ktutil
+          following command as the
+          <systemitem class="username">root</systemitem> user:
+        </para>
+
+<screen role="root"><userinput>ktutil
 <prompt>ktutil:</prompt> rkt /etc/krb5.keytab
 <prompt>ktutil:</prompt> l</userinput></screen>
