diff --git a/README.md b/README.md
index 86da41a5ca0c99baebeeb452549e686166319fae..8a1bd24cec6c41eb7d18c221a51c00c341f71704 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,7 @@ This inventory plugin adds under _Networking_ -> _Cellular (LTE)_:
 -    IMSI (International Mobile Subscriber Identifier)
 -    ICCID (Integrated Circuit Card ID)
 -    MSISDN (Mobile Subscriber Integrated Services Digital Network Number)
+-    FSN (Factory Serial Number)
 -    Network code
 -    Country
 -    APN (Access Point Nam)