diff --git a/README.md b/README.md
index 5d07c1bacb19b78643d39b991097b05bee4aa9e5..7cbc68db165fb6c4591065f08e7d16db81228a1d 100644
--- a/README.md
+++ b/README.md
@@ -123,7 +123,8 @@ makes it very easy to close the connection with a status code and reason.
 
 The ping API is also nicer. gorilla/websocket requires registering a pong handler on the Conn
 which results in awkward control flow. With nhooyr/websocket you use the Ping method on the Conn
-that sends a ping and also waits for the pong.
+that sends a ping and also waits for the pong, though you must be reading from the connection
+for the pong to be read.
 
 In terms of performance, the differences mostly depend on your application code. nhooyr/websocket
 reuses message buffers out of the box if you use the wsjson and wspb subpackages.