diff --git a/lib/appenders/gelf.js b/lib/appenders/gelf.js
index eef2db3..aa4d566 100644
--- a/lib/appenders/gelf.js
+++ b/lib/appenders/gelf.js
@@ -1,5 +1,9 @@
 'use strict';
 
+/**
+ * This appender has been deprecated.
+ * Updates and bug fixes should be made against https://github.com/lgo4js-node/gelf
+ */
 const zlib = require('zlib');
 // const levels = require('../levels');
 const dgram = require('dgram');