diff --git a/default.conf b/default.conf
index 89d9ced..1fbc728 100644
--- a/default.conf
+++ b/default.conf
@@ -20,6 +20,10 @@ server {
   location /404 {
      try_files $uri $uri/ /index.html;
   }
+
+  location /502 {
+    return 502;
+  }
   
   location /answer/ {
     if ($request_method = OPTIONS) {