diff --git a/app/Http/Controllers/Admin/OtherController.php b/app/Http/Controllers/Admin/OtherController.php
index d642189..80d2c36 100755
--- a/app/Http/Controllers/Admin/OtherController.php
+++ b/app/Http/Controllers/Admin/OtherController.php
@@ -232,7 +232,7 @@ class OtherController extends CommonController
         // 开课场次
         // 开课场次
         $calendar = Calendar::where(function ($query) use ($start_date, $end_date) {
-            $query->whereBetween('start_time1', [$start_date, $end_date])
+            $query->whereBetween('start_time', [$start_date, $end_date])
                 ->orWhereBetween('end_time', [$start_date, $end_date]);
         })->where(function ($query) use ($course_type_id) {
             // 条件1：有 course_id 的数据，通过 course.type 匹配课程体系