diff --git a/introduction/welcome/changelog.xml b/introduction/welcome/changelog.xml
index e992613746..37789c9069 100644
--- a/introduction/welcome/changelog.xml
+++ b/introduction/welcome/changelog.xml
@@ -44,6 +44,14 @@
     <listitem>
       <para>March 8th, 2018</para>
       <itemizedlist>
+        <listitem>
+          <para>[thomas] - Update to postfix-3.3.0. Fixes
+          <ulink url="&blfs-ticket-root;10411">#10411</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[thomas] - Update to dhcp-4.4.1. Fixes
+          <ulink url="&blfs-ticket-root;10449">#10449</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[thomas] - Update to ntp-4.2.8p11. Fixes
           <ulink url="&blfs-ticket-root;10440">#10440</ulink>.</para>
diff --git a/networking/connect/dhcp.xml b/networking/connect/dhcp.xml
index 61fc5dc536..4688b68229 100644
--- a/networking/connect/dhcp.xml
+++ b/networking/connect/dhcp.xml
@@ -6,10 +6,10 @@
 
   <!ENTITY dhcp-download-http " ">
   <!ENTITY dhcp-download-ftp  "ftp://ftp.isc.org/isc/dhcp/&dhcp-version;/dhcp-&dhcp-version;.tar.gz">
-  <!ENTITY dhcp-md5sum        "61c2a4f5675edb95d78038df6735ae8e">
+  <!ENTITY dhcp-md5sum        "18c7f4dcbb0a63df25098216d47b1ede">
   <!ENTITY dhcp-size          "10 MB">
-  <!ENTITY dhcp-buildsize     "211 MB">
-  <!ENTITY dhcp-time          "0.7 SBU">
+  <!ENTITY dhcp-buildsize     "171 MB">
+  <!ENTITY dhcp-time          "0.8 SBU">
 ]>
 
 <sect1 id="dhcp" xreflabel="DHCP-&dhcp-version;">
diff --git a/packages.ent b/packages.ent
index b5655ab753..169f4ac00f 100644
--- a/packages.ent
+++ b/packages.ent
@@ -427,7 +427,7 @@ to avoid building libxml2 twice, which is slow with all deps -->
 <!-- Chapter 14 -->
 <!ENTITY ppp-version                  "2.4.5">
 <!ENTITY dhcpcd-version               "7.0.1">
-<!ENTITY dhcp-version                 "4.4.0">
+<!ENTITY dhcp-version                 "4.4.1">
 
 <!-- Chapter 15 -->
 <!ENTITY bridgeutils-version          "1.6">
@@ -503,7 +503,7 @@ to avoid building libxml2 twice, which is slow with all deps -->
 <!ENTITY dovecot-version              "&dovecot-major;.&dovecot-minor;.&dovecot-micro;">
 
 <!ENTITY exim-version                 "4.90.1">
-<!ENTITY postfix-version              "3.2.5">
+<!ENTITY postfix-version              "3.3.0">
 <!ENTITY sendmail-version             "8.15.2">
 
 <!-- Chapter 22 -->
diff --git a/server/mail/postfix.xml b/server/mail/postfix.xml
index 53b6c22827..d9bf83e076 100644
--- a/server/mail/postfix.xml
+++ b/server/mail/postfix.xml
@@ -6,7 +6,7 @@
 
   <!ENTITY postfix-download-http " ">
   <!ENTITY postfix-download-ftp  "ftp://ftp.porcupine.org/mirrors/postfix-release/official/postfix-&postfix-version;.tar.gz">
-  <!ENTITY postfix-md5sum        "d32f51b7178b12a87f2ac249e376ad38">
+  <!ENTITY postfix-md5sum        "26529f3fdb668482176355e90a546a11">
   <!ENTITY postfix-size          "4.2 MB">
   <!ENTITY postfix-buildsize     "182 MB">
   <!ENTITY postfix-time          "0.5 SBU">