diff --git a/install/next.py b/install/next.py
index 56fe3c4f1..d4ff02429 100755
--- a/install/next.py
+++ b/install/next.py
@@ -7,6 +7,7 @@ import django
 from django.core.management import execute_from_command_line
 import shutil
 import urllib
+import socket
 
 jms_dir = os.path.dirname(os.path.abspath(os.path.dirname(__file__)))
 sys.path.append(jms_dir)
@@ -19,6 +20,8 @@ from juser.user_api import db_add_user, get_object, User
 from install import color_print
 from jumpserver.api import get_mac_address
 
+socket.setdefaulttimeout(2)
+
 
 class Setup(object):
     """
@@ -33,8 +36,11 @@ class Setup(object):
     def _pull():
         color_print('开始更新jumpserver', 'green')
         # bash('git pull')
-        mac = get_mac_address()
-        version = urllib.urlopen('http://jumpserver.org/version/?id=%s' % mac)
+        try:
+            mac = get_mac_address()
+            version = urllib.urlopen('http://jumpserver.org/version/?id=%s' % mac)
+        except:
+            pass
         os.chdir(jms_dir)
         os.chmod('logs', 0777)
         os.chmod('keys', 0777)