diff --git a/install/lang/cy/langconfig.php b/install/lang/cy/langconfig.php
index ecb06730163..0a237587cac 100644
--- a/install/lang/cy/langconfig.php
+++ b/install/lang/cy/langconfig.php
@@ -31,4 +31,4 @@
 defined('MOODLE_INTERNAL') || die();
 
 $string['thisdirection'] = 'ltr';
-$string['thislanguage'] = 'English';
+$string['thislanguage'] = 'Cymraeg';