diff --git a/sites-available/gitea b/sites-available/gitea
index 49fb8bf..993b14f 100644
--- a/sites-available/gitea
+++ b/sites-available/gitea
@@ -17,6 +17,12 @@ server {
 
     server_name  gitea.tradewind.vip;
 
+    # 关键配置：允许最大上传 512MB 的内容
+    client_max_body_size 512M;
+
+    # 可选配置：关闭代理请求缓冲，能提高大文件推送的稳定性
+    proxy_request_buffering off;
+
     location / {
         set $router "router.tradewind.vip";
         proxy_set_header Host $host;