diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 7580df7195..ddb54ee307 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,7 @@
+2012-03-31  Junichi Satoh  <junichi@rworks.jp>
+
+	* include/functions_graph.php: Fixed SQL error with PostgreSQL.
+
 2012-03-31  Junichi Satoh  <junichi@rworks.jp>
 
 	* operation/incidents/incident.php: Fixed SQL error with PostgreSQL.
diff --git a/pandora_console/include/functions_graph.php b/pandora_console/include/functions_graph.php
index f9c2462834..6ee4a3b2dc 100755
--- a/pandora_console/include/functions_graph.php
+++ b/pandora_console/include/functions_graph.php
@@ -1285,7 +1285,7 @@ function graphic_incident_group () {
 	$sql = sprintf ('SELECT COUNT(id_incidencia) n_incidents, nombre
 		FROM tincidencia,tgrupo
 		WHERE tgrupo.id_grupo = tincidencia.id_grupo
-		GROUP BY tgrupo.id_grupo ORDER BY 1 DESC LIMIT %d',
+		GROUP BY tgrupo.id_grupo, nombre ORDER BY 1 DESC LIMIT %d',
 		$max_items);
 	$incidents = db_get_all_rows_sql ($sql);