diff --git a/protocol/features.json b/protocol/features.json
index a3313db774..36b9ce51dc 100644
--- a/protocol/features.json
+++ b/protocol/features.json
@@ -914,12 +914,16 @@
       "0081-SUCM-034"
     ]
   },
-  "Unknown": {
+  "palazzo-misc": {
     "milestone": "unknown",
     "acs": [
       "0057-TRAN-011",
       "0057-TRAN-064",
       "0057-TRAN-065"
     ]
+  },
+  "Unknown": {
+    "milestone": "unknown",
+    "acs": []
   }
 }