diff --git a/util/reserved.json b/util/reserved.json
index 87d5df52c3..2c73f8d32b 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -81,6 +81,8 @@
     "private",
     "prod",
     "production",
+    "proxied",
+    "proxy",
     "rdap",
     "redirect",
     "register",