diff --git a/includes/polling/fanspeeds.inc.php b/includes/polling/fanspeeds.inc.php
index 6dfb0a7934..9a42876368 100755
--- a/includes/polling/fanspeeds.inc.php
+++ b/includes/polling/fanspeeds.inc.php
@@ -9,7 +9,7 @@ while($fanspeed = mysql_fetch_array($fan_data)) {
   #$fan_cmd = $config['snmpget'] . " -M ".$config['mibdir'] . " -m SNMPv2-MIB -O Uqnv -" . $device['snmpver'] . " -c " . $device['community'] . " " . $device['hostname'].":".$device['port'] . " " . $fanspeed['sensor_oid'] . "|grep -v \"No Such Instance\"";
   #$fan = trim(str_replace("\"", "", shell_exec($fan_cmd)));
 
-  $fan = snmp_get($device, $fanspeed['sensor_oid'], "", "SNMPv2-MIB");
+  $fan = snmp_get($device, $fanspeed['sensor_oid'], "-OUqnv", "SNMPv2-MIB");
 
   if ($fanspeed['sensor_precision']) { $fan = $fan / $fanspeed['sensor_precision']; }
 
diff --git a/includes/polling/frequencies.inc.php b/includes/polling/frequencies.inc.php
index 69b0f84cb5..ff6e63a36a 100644
--- a/includes/polling/frequencies.inc.php
+++ b/includes/polling/frequencies.inc.php
@@ -9,7 +9,7 @@ while($frequency = mysql_fetch_array($freq_data)) {
   #$freq_cmd = $config['snmpget'] . " -M ".$config['mibdir'] . " -m SNMPv2-MIB -O Uqnv -" . $device['snmpver'] . " -c " . $device['community'] . " " . $device['hostname'].":".$device['port'] . " " . $frequency['freq_oid'] . "|grep -v \"No Such Instance\"";
   #$freq = trim(str_replace("\"", "", shell_exec($freq_cmd)));
 
-  $freq = snmp_get($device, $frequency['freq_oid'], "", "SNMPv2-MIB");
+  $freq = snmp_get($device, $frequency['freq_oid'], "-OUqnv", "SNMPv2-MIB");
 
 
   if ($frequency['freq_precision'])