diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 7f44872201..278fca24e5 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,9 @@
+2013-05-22 Hirofumi Kosaka <kosaka@rworks.jp>
+
+	* pandoradb.sql: (workaround to avoid mysql's warning
+	'Specified key was too long; max key length is 767 bytes'
+	(warning code=1071).
+
 2013-05-21 Miguel de Dios <miguel.dedios@artica.es>
 
 	* include/styles/datepicker.css,
diff --git a/pandora_console/pandoradb.sql b/pandora_console/pandoradb.sql
index 61a2c490a1..090972c7eb 100644
--- a/pandora_console/pandoradb.sql
+++ b/pandora_console/pandoradb.sql
@@ -81,7 +81,7 @@ CREATE TABLE IF NOT EXISTS `tagente` (
 	`update_module_count` tinyint(1) NOT NULL default '0',
 	`update_alert_count` tinyint(1) NOT NULL default '0',
 	PRIMARY KEY  (`id_agente`),
-	KEY `nombre` (`nombre`),
+	KEY `nombre` (`nombre`(255)),
 	KEY `direccion` (`direccion`),
 	KEY `disabled` (`disabled`),
 	KEY `id_grupo` (`id_grupo`)