diff --git a/includes/discovery/fanspeeds/extreme.inc.php b/includes/discovery/fanspeeds/extreme.inc.php
index c314b8e2b..414cc4d01 100644
--- a/includes/discovery/fanspeeds/extreme.inc.php
+++ b/includes/discovery/fanspeeds/extreme.inc.php
@@ -13,14 +13,14 @@ if ($device['os'] == 'xos') {
         $index = $matches[1];
         // substract 100 from index to start from 1 instead of 101
         $modindex = ($index - 100);
-        $oid	= "1.3.6.1.4.1.1916.1.1.1.9.1.4.$index";
-        $value	= snmp_get($device, $oid, '-Oqv', 'EXTREME-BASE-MIB');
-        $descr	= "Fan Speed $modindex";
+        $oid   = "1.3.6.1.4.1.1916.1.1.1.9.1.4.$index";
+        $value = snmp_get($device, $oid, '-Oqv', 'EXTREME-BASE-MIB');
+        $descr = "Fan Speed $modindex";
         // round function used to round limit values to hundreds to avoid h/w/l limits being changed on every discovery as a change of 1rpm for fan speed would cause the limit values to change since they're dynamically calculated
-        $high_limit		= round_Nth(($value * 1.5), 100);
-        $high_warn_limit	= round_Nth(($value * 1.25), 100);
-        $low_warn_limit		= round_Nth(($value * 0.75), 100);
-        $low_limit		= round_Nth(($value * 0.5), 100);
+        $high_limit      = round_Nth(($value * 1.5), 100);
+        $high_warn_limit = round_Nth(($value * 1.25), 100);
+        $low_warn_limit  = round_Nth(($value * 0.75), 100);
+        $low_limit       = round_Nth(($value * 0.5), 100);
         if (is_numeric($value)) {
             discover_sensor($valid['sensor'], 'fanspeed', $device, $oid, $index, 'extreme-fanspeed', $descr, '1', '1', $low_limit, $low_warn_limit, $high_warn_limit, $high_limit, $value);
         }