diff --git a/doc/Extensions/Graylog.md b/doc/Extensions/Graylog.md
index 6370acb98d..6ba27e0575 100644
--- a/doc/Extensions/Graylog.md
+++ b/doc/Extensions/Graylog.md
@@ -18,11 +18,15 @@ Config is simple, here's an example:
 
 ```php
 $config['graylog']['server']   = 'http://127.0.0.1';
+$config['graylog']['base_uri'] = '/somepath/';
 $config['graylog']['port']     = 12900;
 $config['graylog']['username'] = 'admin';
 $config['graylog']['password'] = 'admin';
 $config['graylog']['version']  = '2.1';
 ```
+Note that For Graylog 2.2.3 version you need to manually add the following variable, otherwise you'll get a 404 reply:
+
+`$config[‘graylog’][‘base_uri’] = ‘/search/universal/relative’;`
 
 > Since Graylog 2.1, the default API path is /api/