diff --git a/nginx.conf b/nginx.conf
index 2b86cee7..b8f9c3cb 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -49,6 +49,11 @@ http {
             proxy_set_header X-Real-IP $remote_addr;
             proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
             proxy_set_header X-Forwarded-Proto $scheme;
+
+            # 프록시 버퍼 확장
+            proxy_buffer_size          128k;
+            proxy_buffers              4 256k;
+            proxy_busy_buffers_size    256k;
         }
         location = /favicon.ico {
             return 204;