diff --git a/doc/Support/Configuration.md b/doc/Support/Configuration.md
index 8070df0ce5..e7d305cf25 100644
--- a/doc/Support/Configuration.md
+++ b/doc/Support/Configuration.md
@@ -385,7 +385,7 @@ $config['location_map']['Under the Sink'] = "Under The Sink, The Office, London,
 ```
 Regex Matching:
 ```php
-$config['location_map']['/Sink/'] = "Under The Sink, The Office, London, UK";
+$config['location_map_regex']['/Sink/'] = "Under The Sink, The Office, London, UK";
 ```
 The above are examples, these will rewrite device snmp locations so you don't need to configure full location within snmp.