diff --git a/includes/locale.inc b/includes/locale.inc
index ff4232143fc7a24a2dcbe0bf9ef077cbf19565db..2128ac76f34f250541ee467eaaffd3515b6790c0 100644
--- a/includes/locale.inc
+++ b/includes/locale.inc
@@ -1396,8 +1396,8 @@ function _locale_get_iso639_list() {
     "cr" => array("Cree"),
     "cs" => array("Czech", "Čeština"),
     "cu" => array("Old Slavonic"),
-    "cv" => array("Welsh", "Cymraeg"),
-    "cy" => array("Welch"),
+    "cv" => array("Chuvash"),
+    "cy" => array("Welsh", "Cymraeg"),
     "da" => array("Danish", "Dansk"),
     "de" => array("German", "Deutsch"),
     "dv" => array("Maldivian"),