diff --git a/web/index.php b/web/index.php
index 18c0dd5..834399e 100644
--- a/web/index.php
+++ b/web/index.php
@@ -19,7 +19,7 @@ if(strpos($url, '/common/timestamp') !== false && $method=='POST'){
 }
 elseif(strpos($url, '/auth') !== false && $method=='POST'){
     $param = parse_input();
-    $data = ['nodes'=>10000, 'machine_code'=>$param['machine_code'], 'end_at'=>time()+3600*24*365];
+    $data = ['nodes'=>10000, 'machine_code'=>$param['machine_code'], 'end_at'=>time()+3600*24*365*10];
     echo generate_output($data);
 }
 elseif(strpos($url, '/check') !== false && $method=='POST'){