diff --git a/zk/user.py b/zk/user.py
index 10a6bfe..5598ea2 100644
--- a/zk/user.py
+++ b/zk/user.py
@@ -34,7 +34,7 @@ class User(object):
         return pack("<BHB8s24sIB7sx24s", 2, self.uid, self.privilege,self.password.encode(User.encoding, errors='ignore'), self.name.encode(User.encoding, errors='ignore'), self.card, 1, str(self.group_id).encode(User.encoding, errors='ignore'), str(self.user_id).encode(User.encoding, errors='ignore'))
 
     def __str__(self):
-        return '<User>: [uid:{}, name:{} user_id:{}]'.format(self.uid, self.name, self.user_id)
+        return u'<User>: [uid:{}, name:{} user_id:{}]'.format(self.uid, self.name, self.user_id)
 
     def __repr__(self):
-        return '<User>: [uid:{}, name:{} user_id:{}]'.format(self.uid, self.name, self.user_id)
+        return u'<User>: [uid:{}, name:{} user_id:{}]'.format(self.uid, self.name, self.user_id)