diff --git a/application/common/library/Auth.php b/application/common/library/Auth.php
index 66c456a..a4fd79b 100755
--- a/application/common/library/Auth.php
+++ b/application/common/library/Auth.php
@@ -182,7 +182,8 @@ class Auth
             $user = User::create($params, true);
 
             $this->_user = User::get($user->id);
-
+            //清除之前所有的Token
+            Token::clear($user->id);
             //设置Token
             $this->_token = Random::uuid();
             Token::set($this->_token, $user->id, $this->keeptime);
@@ -317,7 +318,8 @@ class Auth
                 $user->save();
 
                 $this->_user = $user;
-
+                //清除之前所有的Token
+                Token::clear($user->id);
                 $this->_token = Random::uuid();
                 Token::set($this->_token, $user->id, $this->keeptime);