diff --git a/io/mdns/README.md b/io/mdns/README.md
index c38cc8e8..1fb22c62 100644
--- a/io/mdns/README.md
+++ b/io/mdns/README.md
@@ -48,7 +48,7 @@ For a full list of official service types see [this list](http://www.dns-sd.org/
 
 Provides a Bonjour / Avahi / Zeroconf announcement node.
 
-If `msg.payload` is 0 - the announcement is stopped. Any other value starts the announcement process.
+If `msg.payload` is `false` - the announcement is stopped. Any other value starts the announcement process.
 
 The announcement can be customised by the msg if not configured in the edit panel.