diff --git a/man/org.freedesktop.systemd1.xml b/man/org.freedesktop.systemd1.xml
index f2e892671a..09bde73af1 100644
--- a/man/org.freedesktop.systemd1.xml
+++ b/man/org.freedesktop.systemd1.xml
@@ -2468,10 +2468,6 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2eservice {
       <varname>IgnoreOnIsolate</varname>, <varname>IgnoreOnSnapshot</varname> map directly to the
       corresponding configuration booleans in the unit file.</para>
 
-      <para><varname>DefaultControlGroup</varname> contains the main control group of this unit as a
-      string. This refers to a group in systemd's own <literal>name=systemd</literal> hierarchy, which
-      systemd uses to watch and manipulate the unit and all its processes.</para>
-
       <para><varname>NeedDaemonReload</varname> is a boolean that indicates whether the configuration file
       this unit is loaded from (i.e. <varname>FragmentPath</varname> or <varname>SourcePath</varname>) has
       changed since the configuration was read and hence whether a configuration reload is recommended.