diff --git a/45.md b/45.md
index 780dfb6b..56d0f101 100644
--- a/45.md
+++ b/45.md
@@ -1,3 +1,5 @@
+> __Warning__  `unrecommended`: deprecated
+
 NIP-45
 ======
 
diff --git a/README.md b/README.md
index dd2e812a..a12df706 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ They exist to document what may be implemented by [Nostr](https://github.com/nos
 - [NIP-40: Expiration Timestamp](40.md)
 - [NIP-42: Authentication of clients to relays](42.md)
 - [NIP-44: Versioned Encryption](44.md)
-- [NIP-45: Counting results](45.md)
+- [NIP-45: Counting results](45.md) --- **unrecommended**: deprecated
 - [NIP-46: Nostr Connect](46.md)
 - [NIP-47: Wallet Connect](47.md)
 - [NIP-48: Proxy Tags](48.md)