diff --git a/nginx/default.conf b/nginx/default.conf
index c110e3ef..9d010353 100644
--- a/nginx/default.conf
+++ b/nginx/default.conf
@@ -1,6 +1,10 @@
 server {
   listen 8080;
 
+  if ($request_uri ~ "\.\./"){
+    return 403;
+  }
+
   location / {
     root /usr/share/nginx/html;
     index index.html index.htm;