diff --git a/app/service/Jwt.php b/app/service/Jwt.php
index 1c047ac..2f201f7 100755
--- a/app/service/Jwt.php
+++ b/app/service/Jwt.php
@@ -18,7 +18,7 @@ use Lcobucci\JWT\Validation\Constraint\ValidAt;
 class Jwt
 {
     private static $secret = 'lF9XkOMfpsR0ODVfbasY2HtDrIps8GIX';
-    private static $expire = 86400;//秒
+    private static $expire = 86400 * 3;//秒
     private static $iss = 'dxtc';//jwt签发者
     private static $sub = 'dxtc-customer';//jwt所面向的用户
     private static $aud = 'dxtc-customer';//接受jwt的一方