diff --git a/application/third_party/ctrip/helpers/ctrip_helper.php b/application/third_party/ctrip/helpers/ctrip_helper.php
index fe9c072d..b84711e4 100644
--- a/application/third_party/ctrip/helpers/ctrip_helper.php
+++ b/application/third_party/ctrip/helpers/ctrip_helper.php
@@ -49,11 +49,15 @@
 	
 	//发送请求函数
 	function post_ctrip($url, $data = '', $method = 'GET') {
+		$user_agent = "Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1";
+		if(isset($_SERVER['HTTP_USER_AGENT'])) {
+			$user_agent = $_SERVER['HTTP_USER_AGENT'];
+		}
 		$curl = curl_init(); // 启动一个CURL会话  
 		curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址  
 		curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查  
 		curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0); // 从证书中检查SSL加密算法是否存在  
-		curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']); // 模拟用户使用的浏览器  
+		curl_setopt($curl, CURLOPT_USERAGENT, $user_agent); // 模拟用户使用的浏览器  
 		curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转  
 		curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer  
 		if ($method == 'POST' && !empty($data)) {