diff --git a/FastGithub/appsettings.json b/FastGithub/appsettings.json
index 08a200e..e1ee143 100644
--- a/FastGithub/appsettings.json
+++ b/FastGithub/appsettings.json
@@ -4,6 +4,7 @@
     "HttpProxyPort": 38457, // http代理端口，linux/osx平台使用
     "FallbackDns": [ // 以下dns必须要支持tcp
       "8.8.8.8:53",
+      "119.29.29.29:53",
       "114.114.114.114:53"
     ],
     "DomainConfigs": {