diff --git a/mod/quiz/edit.php b/mod/quiz/edit.php
index 72328c8601b..2ae72844e4f 100644
--- a/mod/quiz/edit.php
+++ b/mod/quiz/edit.php
@@ -173,7 +173,6 @@ $questionbank->set_quiz_has_attempts($quizhasattempts);
 // End of process commands =====================================================.
 
 $PAGE->set_pagelayout('incourse');
-$PAGE->add_body_class('limitedwidth');
 $PAGE->set_pagetype('mod-quiz-edit');
 
 $output = $PAGE->get_renderer('mod_quiz', 'edit');