diff --git a/roles/nodered/README.rst b/roles/nodered/README.rst
index fbd264110..a51de7e97 100644
--- a/roles/nodered/README.rst
+++ b/roles/nodered/README.rst
@@ -20,6 +20,10 @@ Username: ``Admin``
 
 Password: ``changeme``
 
+You can monitor the Node-RED service with command::
+
+  systemctl status node-red
+
 See Also
 --------