diff --git a/pandora_server/ChangeLog b/pandora_server/ChangeLog
index 563dce0233..ec7cd7b11d 100644
--- a/pandora_server/ChangeLog
+++ b/pandora_server/ChangeLog
@@ -1,3 +1,7 @@
+2011-08-19  Koichiro KIKUCHI  <koichiro@rworks.jp>
+
+	* lib/PandoraFMS/Core.pm: Fixed typo.
+
 2011-08-18  Ramon Novoa  <rnovoa@artica.es>
 
 	* lib/PandoraFMS/NetworkServer.pm,
diff --git a/pandora_server/lib/PandoraFMS/Core.pm b/pandora_server/lib/PandoraFMS/Core.pm
index 6afadb6460..fd270a7fc7 100644
--- a/pandora_server/lib/PandoraFMS/Core.pm
+++ b/pandora_server/lib/PandoraFMS/Core.pm
@@ -2435,7 +2435,7 @@ sub pandora_self_monitoring ($$) {
 	my $load_average = load_average();
 	$load_average = '' unless defined ($load_average);
 	my $free_mem = free_mem();
-	$free_mem = '' unless defined ($load_average);
+	$free_mem = '' unless defined ($free_mem);
 	my $free_disk_spool = disk_free ($pa_config->{"incomingdir"});
 	$free_disk_spool = '' unless defined ($free_disk_spool);
 	my $my_data_server = get_db_value ($dbh, "SELECT id_server FROM tserver WHERE server_type = 0 AND name = '".$pa_config->{"servername"}."'");