diff --git a/nginx.conf b/nginx.conf
index e628a96..ba46c05 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -5,6 +5,7 @@ events {
 http {
     include       /etc/nginx/mime.types;
     default_type  application/octet-stream;
+    client_max_body_size 10G;  # 允许的最大文件大小为 20MB
 
     server {
         listen       3001;