diff --git a/app/common/service/TeacherService.php b/app/common/service/TeacherService.php
index 57a2b1d..023f479 100644
--- a/app/common/service/TeacherService.php
+++ b/app/common/service/TeacherService.php
@@ -103,7 +103,8 @@ class TeacherService
     {
         try {
             $teacher = Teacher::where(['id' => $request->teacher->id])->field('id,account,teacher_name,time_zone_offset,time_zone_id,time_zone_name')->findOrEmpty();
-
+            $teacher = $teacher->toArray();
+            $teacher['role'] = 'teacher';
             return [
                 'code' => ResponseCode::SUCCESS,
                 'data' => $teacher,