diff --git a/README.md b/README.md
index 500a0caa..1f2a4f55 100644
--- a/README.md
+++ b/README.md
@@ -238,7 +238,7 @@ At a given interval (the `pingInterval` value sent in the handshake) the server
 
 If the server does not receive a `pong` packet back, then it SHOULD consider that the connection is closed.
 
-Conversely, if the client does not receive a `pong` packet within `pingInterval + pingTimeout`, then it SHOULD consider that the connection is closed.
+Conversely, if the client does not receive a `ping` packet within `pingInterval + pingTimeout`, then it SHOULD consider that the connection is closed.
 
 ### Upgrade