diff --git a/disk/OnedriveCN.php b/disk/OnedriveCN.php
index 8815e25..c777c72 100644
--- a/disk/OnedriveCN.php
+++ b/disk/OnedriveCN.php
@@ -15,7 +15,7 @@ class OnedriveCN extends Onedrive {
         }
         $this->oauth_url = 'https://login.partner.microsoftonline.cn/common/oauth2/v2.0/';
         $this->api_url = 'https://microsoftgraph.chinacloudapi.cn/v1.0';
-        $this->scope = 'https://microsoftgraph.chinacloudapi.cn/Files.ReadWrite.All offline_access';
+        $this->scope = 'https://microsoftgraph.chinacloudapi.cn/Files.ReadWrite.All https://microsoftgraph.chinacloudapi.cn/Sites.ReadWrite.All offline_access';
         $res = $this->get_access_token(getConfig('refresh_token', $tag));
 
         $this->client_secret = urlencode($this->client_secret);
@@ -23,4 +23,4 @@ class OnedriveCN extends Onedrive {
         $this->DownurlStrName = '@microsoft.graph.downloadUrl';
         $this->ext_api_url = '/me/drive/root';
     }
-}
\ No newline at end of file
+}