diff --git a/app/api/controller/XunFeiController.php b/app/api/controller/XunFeiController.php
index 463647247..785b74adc 100644
--- a/app/api/controller/XunFeiController.php
+++ b/app/api/controller/XunFeiController.php
@@ -144,11 +144,8 @@ class XunFeiController extends BaseApiController
         if ($filesize > 1 * 1024 * 1024) {
             return $this->fail('录音文件太长');
         }
-        $last_file_array = explode('/', $savename);
-        $n = count($last_file_array) - 1;
-        $last_file = $last_file_array[$n];
+        $last_file = substr($savename, -36);
         $copyFile = app()->getRootPath() . '/public/uploads/iat/' . $last_file;
-        halt($file, $copyFile, $savename);
         copy($file, $copyFile);
         $ext = pathinfo($file, PATHINFO_EXTENSION);
         $extArray = ['mp3', 'pcm'];