diff --git a/general.ent b/general.ent
index a95d9f8477..69ffe46005 100644
--- a/general.ent
+++ b/general.ent
@@ -1,6 +1,6 @@
 <!-- $LastChangedBy$ $Date$ -->
 
-<!ENTITY day          "21">                   <!-- Always 2 digits -->
+<!ENTITY day          "22">                   <!-- Always 2 digits -->
 <!ENTITY month        "11">                   <!-- Always 2 digits -->
 <!ENTITY year         "2016">
 <!ENTITY copyrightdate "2001-&year;">
diff --git a/introduction/welcome/changelog.xml b/introduction/welcome/changelog.xml
index 93c053cc93..29dc6cb3f3 100644
--- a/introduction/welcome/changelog.xml
+++ b/introduction/welcome/changelog.xml
@@ -43,6 +43,16 @@
     </listitem>
 -->
 
+    <listitem>
+      <para>November 22nd, 2016</para>
+      <itemizedlist>
+        <listitem>
+          <para>[renodr] - Update to postfix-3.1.3. Fixes
+          <ulink url="&blfs-ticket-root;8387">#8387</ulink>.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
     <listitem>
       <para>November 21st, 2016</para>
       <itemizedlist>
diff --git a/packages.ent b/packages.ent
index a677676a08..9167e198c0 100644
--- a/packages.ent
+++ b/packages.ent
@@ -460,7 +460,7 @@
 <!ENTITY dovecot-version              "&dovecot-major;.&dovecot-minor;.&dovecot-micro;">
 
 <!ENTITY exim-version                 "4.87">
-<!ENTITY postfix-version              "3.1.2">
+<!ENTITY postfix-version              "3.1.3">
 <!ENTITY sendmail-version             "8.15.2">
 
 <!-- Chapter 22 -->
diff --git a/server/mail/postfix.xml b/server/mail/postfix.xml
index 633b223d3e..7b1ecd6928 100644
--- a/server/mail/postfix.xml
+++ b/server/mail/postfix.xml
@@ -7,7 +7,7 @@
   <!ENTITY postfix-download-http " ">
   <!ENTITY postfix-download-ftp
            "ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-&postfix-version;.tar.gz">
-  <!ENTITY postfix-md5sum        "3bc654523311de46d2ed1cfe0e3a8b08">
+  <!ENTITY postfix-md5sum        "28a1dedbbbedfcf5fc09fd88bac116b6">
   <!ENTITY postfix-size          "4.1 MB">
   <!ENTITY postfix-buildsize     "243 MB">
   <!ENTITY postfix-time          "0.4 SBU">