diff --git a/application/controllers/information.php b/application/controllers/information.php
index be98c645..52f1e0ca 100644
--- a/application/controllers/information.php
+++ b/application/controllers/information.php
@@ -392,9 +392,9 @@ class Information extends CI_Controller {
             $auto_update_cache = $this->input->get_post('auto_update_cache_checkbox');
             if ($site_code == 'gm' && substr($ic_url, 0, 5) == '/faq/') {
                 $this->update_cache($ic_url, true);
-            } else if ($site_code == 'cht' && !empty($auto_update_cache)) {
+            } else if (strcasecmp($site_code, "cht") == 0 && !empty($auto_update_cache)) {
                 $this->update_cache($ic_url);
-            } else {
+            } else if (strcasecmp($site_code, "cht") != 0) {
                 $this->update_cache($ic_url);
             }
 
@@ -474,6 +474,7 @@ class Information extends CI_Controller {
     //更新静态文件
     //不用参数提交的原因是可能url带有特殊字符，CI会报错
     public function update_cache($static_html_url = false, $delete_only = false) {
+
         $url = $static_html_url;
         if (empty($url)) {
             $url = $this->input->post('cache_url');