If the installed FreeBSD version lags significantly behind <emphasis>-CURRENT</emphasis> or <emphasis>-STABLE</emphasis>, update the Ports Collection using the instructions in <link xlink:href="@@URL_RELPREFIX@@/doc/en_US.ISO8859-1/books/handbook/ports-using.html">Using the Ports Collection</link>. If the system is up-to-date, someone might have committed a change to the port which works for <emphasis>-CURRENT</emphasis> but which broke the port for <emphasis>-STABLE</emphasis>. <link xlink:href="https://bugs.FreeBSD.org/submit/">Submit</link> a bug report, since the Ports Collection is supposed to work for both the <emphasis>-CURRENT</emphasis> and <emphasis>-STABLE</emphasis> branches.