diff --git a/pandora_server/lib/PandoraFMS/Core.pm b/pandora_server/lib/PandoraFMS/Core.pm
index 0d3bc2652f..74e81778c8 100644
--- a/pandora_server/lib/PandoraFMS/Core.pm
+++ b/pandora_server/lib/PandoraFMS/Core.pm
@@ -5373,7 +5373,9 @@ sub pandora_self_monitoring ($$) {
 	get_db_value($dbh, "SELECT COUNT(*) FROM tagente_datos");
 	my $read_speed = int((time - $start_performance) * 1e6);
 
-	$xml_output .= enterprise_hook("elasticsearch_performance", [$pa_config, $dbh]);
+	my $elasticsearch_perfomance = enterprise_hook("elasticsearch_performance", [$pa_config, $dbh]);
+
+	$xml_output .= $elasticsearch_perfomance if defined($elasticsearch_perfomance);
 	
 	$xml_output .=" <module>";
 	$xml_output .=" <name>Database Maintenance</name>";