diff --git a/README.md b/README.md
index 45c6808..4154962 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,10 @@ HacVersionListBot
 =====
 ![License](https://img.shields.io/badge/License-GPLv3-blue.svg)
 
+## HacVersionListBot is now deprecated.  It is recommended to discontinue its use.
+
+**There have been many updates to Horizon since HacVersionListBot, it is now outdated deeply in most all respects.  It makes little attempt to be accurate to Horizons original behaviour. Its use constitutes a significant risk of the certificate being banned.**
+
 ![UI](img/hvlb.png)
 
 Versionlist update tracker for the Nintendo Switch.
@@ -16,4 +20,4 @@ a webhook for your channel.
 **Licensing:**
 
 This software is licensed under the terms of the GPLv3.  
-You can find a copy of the license in the LICENSE file.
\ No newline at end of file
+You can find a copy of the license in the LICENSE file.