diff --git a/util/reserved.json b/util/reserved.json
index 987aceea6c..d54a5702ec 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -79,8 +79,6 @@
     "notifications",
     "ns",
     "ns0",
-    "ns5",
-    "ns6",
     "ns7",
     "ns8",
     "ns9",