inverse of the <varname>Sockets=</varname> setting of the
<filename>.service</filename> it refers to.</para>
- <para>This option may appear more than once, in which case the
- list of socket units is merged. If the empty string is
- assigned to this option, the list of sockets is reset, and all
- prior uses of this setting will have no
- effect.</para></listitem>
+ <para>This option may appear more than once, in which case the list of socket units is merged. Note
+ that once set, clearing the list of sockets again (for example, by assigning the empty string to this
+ option) is not supported.</para></listitem>
</varlistentry>
<varlistentry>