diff --git a/niucloud/core/util/niucloud/CloudService.php b/niucloud/core/util/niucloud/CloudService.php
index f7a2262fc..9b080f65c 100644
--- a/niucloud/core/util/niucloud/CloudService.php
+++ b/niucloud/core/util/niucloud/CloudService.php
@@ -13,7 +13,7 @@ class CloudService
 {
     use HasHttpRequests;
 
-    private $baseUri = 'https://oss.niucloud.com/';
+    private $baseUri = 'http://oss.niucloud.com/';
 
     public function httpPost(string $url, array $options = []) {
         return $this->toRequest($url, 'POST', $options);