diff --git a/app/webroot/.htaccess b/app/webroot/.htaccess
index 1d499ba73..e3543be40 100644
--- a/app/webroot/.htaccess
+++ b/app/webroot/.htaccess
@@ -1,3 +1,9 @@
+# Uncomment the following to prevent the httpoxy vulnerability
+# See: https://httpoxy.org/
+#
+# RequestHeader unset Proxy
+#
+
RewriteEngine On
RewriteCond %{REQUEST_FILENAME} !-d