diff --git a/util/reserved.json b/util/reserved.json
index 6a2199f4a..65d342324 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -4,6 +4,7 @@
     "admin",
     "api",
     "apis",
+    "assets",
     "auth",
     "authentication",
     "authorisation",
@@ -14,6 +15,7 @@
     "ads",
     "billing",
     "blog",
+    "cdn",
     "chat",
     "checkout",
     "cname",