diff --git a/offlineimap.conf b/offlineimap.conf
index e36a44e..b02dba4 100644
--- a/offlineimap.conf
+++ b/offlineimap.conf
@@ -57,6 +57,8 @@ maxsyncaccounts = 1
 # Noninteractive.Basic -- Noninteractive interface suitable for cronning
 # Noninteractive.Quiet -- Noninteractive interface, generates no output
 #                         except for errors.
+# Machine.MachineUI -- Interactive interface suitable for machine
+#                      parsing.
 #
 # You can override this with a command-line option -u.
 
diff --git a/offlineimap.sgml b/offlineimap.sgml
index f0481f7..82b1179 100644
--- a/offlineimap.sgml
+++ b/offlineimap.sgml
@@ -208,7 +208,7 @@ remoteuser = jgoerzen
 	  </listitem>
 	  <listitem>
 	    <para>
-	      You must have Python version 2.2.1 or above installed.
+	      You must have Python version 2.4 or above installed.
 	      If you are
 	      running on Debian GNU/Linux, this requirement will automatically be
 	      taken care of for you.  If you do not have Python already, check with
@@ -566,6 +566,15 @@ cd offlineimap-x.y.z</ProgramListing>
 	</para>
       </refsect2>
 
+      <refsect2>
+        <title>Machine.MachineUI</title>
+        <para>
+           Machine.MachineUI generates output in a machine-parsable format.
+           It is designed for other programs that will interface
+           to OfflineIMAP.
+        </para>
+      </refsect2>
+
     </refsect1>
 
     <refsect1>