diff --git a/app/Models/CourseSign.php b/app/Models/CourseSign.php
index 39091a7..68caf5c 100755
--- a/app/Models/CourseSign.php
+++ b/app/Models/CourseSign.php
@@ -89,8 +89,8 @@ class CourseSign extends SoftDeletesModel
         })->whereHas('course', function ($query) use ($start_date, $end_date) {
             // 开始结束日期的筛选。or查询
             if ($start_date && $end_date) {
-                $query->whereBetween('start_date', [$start_date, $end_date])
-                    ->orWhereBetween('end_date', [$start_date, $end_date]);
+                $query->whereBetween('start_time', [$start_date, $end_date])
+                    ->orWhereBetween('end_time', [$start_date, $end_date]);
             }
         })->whereNotIn('status', [4, 5, 6]);
         return $baseQuery;
@@ -112,8 +112,8 @@ class CourseSign extends SoftDeletesModel
             // 历史数据
             $historyTotal = HistoryCourse::where(function ($query) use ($start_date, $end_date) {
                 // 开始结束日期的筛选。or查询
-                $query->whereBetween('start_date', [$start_date, $end_date])
-                    ->orWhereBetween('end_date', [$start_date, $end_date]);
+                $query->whereBetween('start_time', [$start_date, $end_date])
+                    ->orWhereBetween('end_time', [$start_date, $end_date]);
             })->where('type', request('course_type_id',0))->sum('course_type_signs_pass');
             // 返回统计数据
             return $historyTotal + $baseTotal;