diff --git a/README.md b/README.md
index a7230d2a19f2494920c626c04e381a1fbe0e4414..245b6af81ab5de942315a404cf27a93375143666 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,10 @@ A [maubot](https://github.com/maubot/maubot) for [RequestTracker](https://bestpr
 - Responds with some information about tickets if it sees RT ticket numbers in a given format
 - Implements basic functionality for interacting with RT
 - Assumes that the mxid localpart is equal to the RT username
+- Map Matrix users to RT users
 - Uses the REST 1.0 interface
 - Tested with `request-tracker4` on Debian
+- Tested with `request-tracker5` on Debian
 
 ## Usage
 - `rt123` - Responds with ticket information