diff --git a/lang/korean.inc.php3 b/lang/korean-ks_c_5601-1987.inc.php3
similarity index 100%
rename from lang/korean.inc.php3
rename to lang/korean-ks_c_5601-1987.inc.php3
diff --git a/lang/latvian.inc.php3 b/lang/latvian-windows-1257.inc.php3
similarity index 100%
rename from lang/latvian.inc.php3
rename to lang/latvian-windows-1257.inc.php3
diff --git a/lang/sync_lang.sh b/lang/sync_lang.sh
index 69d3d785b..515310584 100755
--- a/lang/sync_lang.sh
+++ b/lang/sync_lang.sh
@@ -36,7 +36,7 @@ hungarian-iso-8859-2
 indonesian-iso-8859-1
 italian-iso-8859-1
 japanese-euc
-korean
+korean-ks_c_5601-1987
 latvian
 lithuanian
 norwegian
@@ -61,7 +61,7 @@ EOT`
 #
 IGNORE_UTF=`cat <<EOT
 hebrew-iso-8859-8-i
-korean
+korean-ks_c_5601-1987
 EOT`
 
 ##
diff --git a/libraries/select_lang.lib.php3 b/libraries/select_lang.lib.php3
index aeb761805..018ad10d4 100644
--- a/libraries/select_lang.lib.php3
+++ b/libraries/select_lang.lib.php3
@@ -66,7 +66,7 @@ $available_languages = array(
     'it-iso-8859-1'=> array('it|italian', 'italian-iso-8859-1', 'it'),
     'ja-euc'       => array('ja|japanese', 'japanese-euc', 'ja'),
     'ja-sjis'      => array('ja|japanese', 'japanese-sjis', 'ja'),
-    'ko'           => array('ko|korean', 'korean', 'ko'),
+    'ko-ks_c_5601-1987'=> array('ko|korean', 'korean-ks_c_5601-1987', 'ko'),
     'ka-utf8'      => array('ka|georgian', 'georgian-utf-8', 'ka'),
     'lt'           => array('lt|lithuanian', 'lithuanian', 'lt'),
     'lv'           => array('lv|latvian', 'latvian', 'lv'),
@@ -190,7 +190,6 @@ if (!empty($cfg['Lang'])) {
 if (!empty($lang) && empty($available_languages[$lang])) {
     $lang = '';
 }
-
 // Language is not defined yet :
 // 1. try to findout users language by checking it's HTTP_ACCEPT_LANGUAGE
 //    variable