diff --git a/mod/assign/gradingbatchoperationsform.php b/mod/assign/gradingbatchoperationsform.php
index 4be18c35104..21788ad0da0 100644
--- a/mod/assign/gradingbatchoperationsform.php
+++ b/mod/assign/gradingbatchoperationsform.php
@@ -49,7 +49,7 @@ class mod_assign_grading_batch_operations_form extends moodleform {
         if ($instance['submissiondrafts']) {
             $options['reverttodraft'] = get_string('reverttodraft', 'assign');
         }
-        if ($instance['duedate']) {
+        if ($instance['duedate'] && has_capability('mod/assign:grantextension', $instance['context'])) {
             $options['grantextension'] = get_string('grantextension', 'assign');
         }
         if ($instance['attemptreopenmethod'] == ASSIGN_ATTEMPT_REOPEN_METHOD_MANUAL) {
diff --git a/mod/assign/locallib.php b/mod/assign/locallib.php
index 62e398e65e5..2267c9678fc 100644
--- a/mod/assign/locallib.php
+++ b/mod/assign/locallib.php
@@ -2876,7 +2876,8 @@ class assign {
                                  'submissiondrafts'=>$this->get_instance()->submissiondrafts,
                                  'duedate'=>$this->get_instance()->duedate,
                                  'attemptreopenmethod'=>$this->get_instance()->attemptreopenmethod,
-                                 'feedbackplugins'=>$this->get_feedback_plugins());
+                                 'feedbackplugins'=>$this->get_feedback_plugins(),
+                                 'context'=>$this->get_context());
         $classoptions = array('class'=>'gradingbatchoperationsform');
 
         $gradingbatchoperationsform = new mod_assign_grading_batch_operations_form(null,
@@ -3152,7 +3153,8 @@ class assign {
                                  'submissiondrafts'=>$this->get_instance()->submissiondrafts,
                                  'duedate'=>$this->get_instance()->duedate,
                                  'attemptreopenmethod'=>$this->get_instance()->attemptreopenmethod,
-                                 'feedbackplugins'=>$this->get_feedback_plugins());
+                                 'feedbackplugins'=>$this->get_feedback_plugins(),
+                                 'context'=>$this->get_context());
         $formclasses = array('class'=>'gradingbatchoperationsform');
         $mform = new mod_assign_grading_batch_operations_form(null,
                                                               $batchformparams,