diff --git a/app/Http/Controllers/Admin/OtherController.php b/app/Http/Controllers/Admin/OtherController.php
index 25fb440..a29d5a4 100755
--- a/app/Http/Controllers/Admin/OtherController.php
+++ b/app/Http/Controllers/Admin/OtherController.php
@@ -237,7 +237,7 @@ class OtherController extends CommonController
             $course_type_id = request('course_type_id');
             if ($course_type_id) {
                 $course_type_id = explode(',', $course_type_id);
-                $query->whereIn('course_type_id1', $course_type_id);
+                $query->whereIn('course_type_id', $course_type_id);
             }
         });
         $list['course_total'] = (clone $calendar)->count();