diff --git a/install/lang/cy/moodle.php b/install/lang/cy/moodle.php
index 9a7d511d011..bdc21e04f21 100644
--- a/install/lang/cy/moodle.php
+++ b/install/lang/cy/moodle.php
@@ -33,3 +33,4 @@ defined('MOODLE_INTERNAL') || die();
 $string['language'] = 'Iaith';
 $string['next'] = 'Nesaf';
 $string['previous'] = 'Blaenorol';
+$string['reload'] = 'Ail-lwytho';