diff --git a/mod/quiz/report/overview/report.php b/mod/quiz/report/overview/report.php
index 3d4070b0ac57e..b5da86a88a98a 100644
--- a/mod/quiz/report/overview/report.php
+++ b/mod/quiz/report/overview/report.php
@@ -191,6 +191,8 @@ function display($quiz, $cm, $course) {
 
             $table->column_suppress('picture');
             $table->column_suppress('fullname');
+            
+            $table->no_sorting('feedbacktext');
 
             $table->column_class('picture', 'picture');
             $table->column_class('fullname', 'bold');