diff --git a/html/includes/collectd/config.php b/html/includes/collectd/config.php
index 812c5857a2..ec1326a2ee 100644
--- a/html/includes/collectd/config.php
+++ b/html/includes/collectd/config.php
@@ -86,12 +86,6 @@ $config['rrd_colors'] = array(
     'h_13' => 'BBBBBB',
     'f_13' => '555555',
 );
-/*
- * URL to collectd's unix socket (unixsock plugin)
- *  enabled:  'unix:///var/run/collectd/collectd-unixsock'
- *  disabled: null
- */
-$config['collectd_sock'] = null;
 /*
  * Path to TTF font file to use in error images
  * (fallback when file does not exist is GD fixed font)