diff --git a/includes/discovery/sensors/state/linux.inc.php b/includes/discovery/sensors/state/linux.inc.php
index dbf6cd43d6..66456ca46c 100644
--- a/includes/discovery/sensors/state/linux.inc.php
+++ b/includes/discovery/sensors/state/linux.inc.php
@@ -65,10 +65,10 @@ if (! empty($pre_cache['ups_nut_sensors'])) {
     ];
     foreach ($sensors as $index => $sensor) {
         $sensor_oid = 9 + $index;
-        $oid = '.1.3.6.1.4.1.8072.1.3.2.4.1.2.7.117.112.115.45.110.117.116.' . strval($sensor_oid);
-        $value = current($pre_cache['ups_nut_sensors']['ups-nut.' . $sensor_oid]);
 
-        if (! empty($value) or $value == '0') {
+        if (! empty($pre_cache['ups_nut_sensors']['ups-nut.' . $sensor_oid])) {
+            $oid = '.1.3.6.1.4.1.8072.1.3.2.4.1.2.7.117.112.115.45.110.117.116.' . $sensor_oid;
+            $value = current($pre_cache['ups_nut_sensors']['ups-nut.' . $sensor_oid]);
             $state_name = $sensor['state_name'];
             $descr = $sensor['descr'];
             $states = [