diff --git a/lang/en_utf8/moodle.php b/lang/en_utf8/moodle.php
index 86f3ea247b1..a85602cb431 100644
--- a/lang/en_utf8/moodle.php
+++ b/lang/en_utf8/moodle.php
@@ -82,6 +82,9 @@ $string['advancedfilter'] = 'Advanced search';
 $string['advancedsettings'] = 'Advanced settings';
 $string['again'] = 'again';
 $string['aimid'] = 'AIM ID';
+$string['ajaxno'] = 'No: use basic web features';
+$string['ajaxuse'] = 'AJAX and Javascript';
+$string['ajaxyes'] = 'Yes: use advanced web features';
 $string['all'] = 'All';
 $string['allactivities'] = 'All activities';
 $string['allactions'] = 'All actions';