diff --git a/not_cloudflare/list_customerror.txt b/not_cloudflare/list_customerror.txt
index c079d4b26..9be990f5f 100644
--- a/not_cloudflare/list_customerror.txt
+++ b/not_cloudflare/list_customerror.txt
@@ -268,3 +268,4 @@ xmodulo.com
 yelp.com
 youbetrayedus.org
 zara.com
+hours.be