diff --git a/pandora_server/ChangeLog b/pandora_server/ChangeLog
index ba57613ccd..80832c14cb 100644
--- a/pandora_server/ChangeLog
+++ b/pandora_server/ChangeLog
@@ -1,3 +1,9 @@
+2013-03-25 Hirofumi Kosaka <kosaka@rworks.jp>
+
+	* pandora_server_installer: Fixed false recognition of RHEL6.4.
+	(it had been recoginzed as Ubuntu incorrecty because of its
+	"/etc/lsb-release").
+
 2013-03-20  Ramon Novoa  <rnovoa@artica.es>
 
 	* conf/pandora_server.conf,
diff --git a/pandora_server/pandora_server_installer b/pandora_server/pandora_server_installer
index dc920932ee..bc150c4b88 100755
--- a/pandora_server/pandora_server_installer
+++ b/pandora_server/pandora_server_installer
@@ -28,7 +28,7 @@ get_distro () {
 	then
 		OS_VERSION=`cat /etc/SuSE-release | grep VERSION | cut -f 3 -d " "`
 		LINUX_DISTRO=SUSE
-	elif [ -f "/etc/lsb-release" ]
+	elif [ -f "/etc/lsb-release" ] && [ ! -f "/etc/redhat-release" ]
 	then
 		OS_VERSION=`cat /etc/lsb-release | grep DISTRIB_RELEASE | cut -f 2 -d "="`
 		LINUX_DISTRO=UBUNTU