diff --git a/app/enterprise/controller/Im.php b/app/enterprise/controller/Im.php
index 2c2baad..c427c99 100644
--- a/app/enterprise/controller/Im.php
+++ b/app/enterprise/controller/Im.php
@@ -241,7 +241,7 @@ class Im extends BaseController
             $search_date = strtotime($param['search_date']);
             if ($search_date) {
                 $start_date = strtotime(date("Y-m-d 00:00:00", $search_date));
-                $end_date = strtotime(date("Y-m-d 23:59:59"));
+                $end_date = strtotime(date("Y-m-d 23:59:59", $search_date));
                 $where[] = ['create_time', '>=', $start_date];
                 $where[] = ['create_time', '<=', $end_date];
             }