diff --git a/application/admin/controller/auth/Group.php b/application/admin/controller/auth/Group.php
index 29ae01dd720b38f098261aac3c371ce5f5f40d49..76b0aba0cb0f0004fa59bceed744fce1b7de288b 100644
--- a/application/admin/controller/auth/Group.php
+++ b/application/admin/controller/auth/Group.php
@@ -44,6 +44,16 @@ class Group extends Backend
             $groupList = Tree::instance()->getTreeList(Tree::instance()->getTreeArray(0));
         } else {
             $groups = $this->auth->getGroups();
+            $count = count($groups);
+            for ($k = 1; $k < $count; $k++) {
+                for ($i = 0; $i < $count - $k; $i++) {
+                    if ($groups[$i]['pid'] > $groups[$i + 1]['pid']) {
+                        $tem = $groups[$i];
+                        $groups[$i] = $groups[$i + 1];
+                        $groups[$i + 1] = $tem;
+                    }
+                }
+            }
             $groupIds = [];
             foreach ($groups as $m => $n) {
                 if (in_array($n['id'], $groupIds) || in_array($n['pid'], $groupIds)) {