diff --git a/mod/assign/batchsetallocatedmarkerform.php b/mod/assign/batchsetallocatedmarkerform.php
index 9695d6929f2..f188b9162c7 100644
--- a/mod/assign/batchsetallocatedmarkerform.php
+++ b/mod/assign/batchsetallocatedmarkerform.php
@@ -42,7 +42,7 @@ class mod_assign_batch_set_allocatedmarker_form extends moodleform {
         $mform = $this->_form;
         $params = $this->_customdata;
 
-        $mform->addElement('header', '', get_string('batchsetallocatedmarker', 'assign', count($params['users'])));
+        $mform->addElement('header', 'general', get_string('batchsetallocatedmarker', 'assign', count($params['users'])));
         $mform->addElement('static', 'userslist', get_string('selectedusers', 'assign'), $params['usershtml']);
 
         $options = $params['markers'];
diff --git a/mod/assign/batchsetmarkingworkflowstateform.php b/mod/assign/batchsetmarkingworkflowstateform.php
index 643e3666d47..419cab76372 100644
--- a/mod/assign/batchsetmarkingworkflowstateform.php
+++ b/mod/assign/batchsetmarkingworkflowstateform.php
@@ -42,7 +42,7 @@ class mod_assign_batch_set_marking_workflow_state_form extends moodleform {
         $mform = $this->_form;
         $params = $this->_customdata;
 
-        $mform->addElement('header', '', get_string('batchsetmarkingworkflowstateforusers', 'assign', count($params['users'])));
+        $mform->addElement('header', 'general', get_string('batchsetmarkingworkflowstateforusers', 'assign', count($params['users'])));
         $mform->addElement('static', 'userslist', get_string('selectedusers', 'assign'), $params['usershtml']);
 
         $options = $params['markingworkflowstates'];