diff --git a/emhttp/plugins/dynamix.apcupsd/UPSsettings.page b/emhttp/plugins/dynamix.apcupsd/UPSsettings.page
index 025e0cdf1..bf4e63027 100644
--- a/emhttp/plugins/dynamix.apcupsd/UPSsettings.page
+++ b/emhttp/plugins/dynamix.apcupsd/UPSsettings.page
@@ -44,7 +44,7 @@ $(function() {
 <tbody id="ups_summary"><tr class="ups"><td colspan="7">&nbsp;</td></tr></tbody>
 </table>
 
-<span style="float:right;margin-right:10px"><a href="http://apcupsd.org/manual/manual.html" target="_blank" title="_(APC UPS Daemon user manual)_"><i class="fa fa-file-text-o"></i> <u>_(Online Manual)_</u></a></span>
+<span style="float:right;margin-right:10px"><a href="https://linux.die.net/man/8/apcupsd" target="_blank" title="_(APC UPS Daemon user manual)_"><i class="fa fa-file-text-o"></i> <u>_(Online Manual)_</u></a></span>
 <form markdown="1" name="apcupsd_settings" method="POST" action="/update.php" target="progressFrame">
 <input type="hidden" name="#file" value="<?=$sName?>/<?=$sName?>.cfg">
 <input type="hidden" name="#include" value="/plugins/<?=$sName?>/include/update.apcupsd.php">