diff --git a/app/Services/UserDoctorService.php b/app/Services/UserDoctorService.php
index a981e4f..cf4fa19 100644
--- a/app/Services/UserDoctorService.php
+++ b/app/Services/UserDoctorService.php
@@ -1888,7 +1888,7 @@ class UserDoctorService extends BaseService
                     $start_time = date('Y-m-d H:i:s',time());
 
                     // 结束服务时间
-                    $finish_time = date('Y-m-d H:i:s', strtotime('+90 days', $start_time));
+                    $finish_time = date('Y-m-d H:i:s', strtotime('+90 days', strtotime($start_time)));
 
                     // 修改服务包
                     $data = array();