diff --git a/www/addons/mod/assign/feedback/comments/directive.js b/www/addons/mod/assign/feedback/comments/directive.js
index 36dd3a3fa5b..34f292bdc5f 100644
--- a/www/addons/mod/assign/feedback/comments/directive.js
+++ b/www/addons/mod/assign/feedback/comments/directive.js
@@ -36,6 +36,9 @@ angular.module('mm.addons.mod_assign')
             }).then(function(offlineData) {
                 if (offlineData && offlineData.plugindata && offlineData.plugindata.assignfeedbackcomments_editor) {
                     scope.isSent = false;
+                    // Save offline as draft.
+                    $mmaModAssignFeedbackCommentsHandler.saveDraft(scope.assign.id, scope.userid,
+                        offlineData.plugindata.assignfeedbackcomments_editor);
                     return offlineData.plugindata.assignfeedbackcomments_editor.text;
                 }