diff --git a/nginx.conf b/nginx.conf
index 95fcd66..ed77086 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -1,6 +1,9 @@
 events {}
 
 http {
+    # 增加上传文件大小限制
+    client_max_body_size 0; # 0表示无限制
+
     map $http_upgrade $connection_upgrade {
         default upgrade;
         ''      close;
@@ -38,6 +41,8 @@ http {
             proxy_set_header X-Scheme $scheme;
 
             proxy_buffering off;
+            # 增加临时文件大小限制，0表示禁止使用临时文件
+            proxy_max_temp_file_size 0;
         }
 
         # Managing requests to verify letsencrypt host