diff --git a/README.md b/README.md
index d00e8f2..1629340 100644
--- a/README.md
+++ b/README.md
@@ -104,7 +104,7 @@ The current implemented features are:
 
     * LSS (basic)
 
-    * NMT (Heartbeat)
+    * NMT (Heartbeat, dev state)
 
     * Sync