diff --git a/centreon-plugins/hardware/devices/eltek/enexus/snmp/mode/battery.pm b/centreon-plugins/hardware/devices/eltek/enexus/snmp/mode/battery.pm
index 48c23c398..c0582dea4 100644
--- a/centreon-plugins/hardware/devices/eltek/enexus/snmp/mode/battery.pm
+++ b/centreon-plugins/hardware/devices/eltek/enexus/snmp/mode/battery.pm
@@ -257,7 +257,7 @@ sub manage_selection {
 
     if ($result->{powerSystemCapacityScale} eq 'ah' && defined($current)) {
         $self->{battery}->{charge_remaining_time} =
-            int($result->{batteryRemainingCapacityValue} * 3600 / $current * $scale_current);
+            int(($result->{batteryRemainingCapacityValue} * 3600) / ($current * $scale_current));
     }
 
     $self->threshold_eltek_configured(