diff --git a/includes/polling/os/hpmsm.inc.php b/includes/polling/os/hpmsm.inc.php
index 9d41c038a2..585db128c2 100644
--- a/includes/polling/os/hpmsm.inc.php
+++ b/includes/polling/os/hpmsm.inc.php
@@ -10,8 +10,7 @@
  * the source code distribution for details.
  */
 
-$sysdescr = snmp_get($device, 'SNMPv2-MIB::sysDescr.0', '-Ovq');
-preg_match_all('/^(MSM\d{3})|Serial number ([\S]+)|Firmware version (\d+\.\d+\.\d+\.\d+-\d+)/', $sysdescr, $matches);
+preg_match_all('/^(MSM\d{3})|Serial number ([\S]+)|Firmware version (\d+\.\d+\.\d+\.\d+-\d+)/', $poll_device['sysDescr'], $matches);
 $hardware = $matches[1][0];
 $serial = $matches[2][1];
 $version = $matches[3][2];