diff --git a/includes/locale.inc b/includes/locale.inc
index 44166a1..8a3aa4f 100644
--- a/includes/locale.inc
+++ b/includes/locale.inc
@@ -2484,7 +2484,7 @@ function _locale_get_predefined_list() {
     "tt" => array("Tatar", "Tatarça"),
     "tw" => array("Twi"),
     "ty" => array("Tahitian"),
-    "ug" => array("Uighur"),
+    "ug" => array("Uyghur"),
     "uk" => array("Ukrainian", "Українська"),
     "ur" => array("Urdu", /* Left-to-right marker "‭" */ "اردو", LANGUAGE_RTL),
     "uz" => array("Uzbek", "o'zbek"),