diff --git a/install/sample-nginx.conf b/install/sample-nginx.conf
index 8e787b359..2fd873b0a 100644
--- a/install/sample-nginx.conf
+++ b/install/sample-nginx.conf
@@ -109,4 +109,9 @@ server {
   location ~ /store {
     deny all;
   }
+
+# Deny access to util.
+  location ~ /util {
+    deny all;
+  }
 }