diff --git a/app/Http/Controllers/Admin/CourseSignController.php b/app/Http/Controllers/Admin/CourseSignController.php
index b9c5e6c..b867b14 100755
--- a/app/Http/Controllers/Admin/CourseSignController.php
+++ b/app/Http/Controllers/Admin/CourseSignController.php
@@ -731,7 +731,7 @@ class CourseSignController extends BaseController
         if (empty($model)) {
             return $this->fail([ResponseCode::ERROR_BUSINESS, '数据不存在']);
         }
-        $model = $this->model->witg('course')->find($all['id']);
+        $model = $this->model->with('course')->find($all['id']);
         $course = $model->course;
         // 执行预约
         // 执行预约操作