diff --git a/lang/en_utf8/grades.php b/lang/en_utf8/grades.php
index 01575ac17dc..a722636b4c4 100644
--- a/lang/en_utf8/grades.php
+++ b/lang/en_utf8/grades.php
@@ -252,7 +252,7 @@ $string['maxgrade'] = 'Max Grade';
 $string['mappings'] = 'Grade item mappings';
 $string['meanall'] = 'All grades';
 $string['meangraded'] = 'Non-empty grades';
-$string['meanselection'] = 'Grades selected for averages';
+$string['meanselection'] = 'Grades selected for column averages';
 $string['median'] = 'Median';
 $string['min'] = 'Lowest';
 $string['mode'] = 'Mode';