diff --git a/includes/polling/sensors.inc.php b/includes/polling/sensors.inc.php
index a55ff470c..26a2ee36c 100644
--- a/includes/polling/sensors.inc.php
+++ b/includes/polling/sensors.inc.php
@@ -4,6 +4,7 @@ poll_sensor($device,'current','A');
 poll_sensor($device,'frequency', 'Hz');
 poll_sensor($device,'fanspeed', 'rpm');
 poll_sensor($device,'humidity', '%');
+poll_sensor($device,'voltage', 'V');
 
 # FIXME also convert temperature, but there's some special code in there?
 include('includes/polling/temperatures.inc.php');