diff --git a/README.md b/README.md
index 4e05523..88cb2e0 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 [![GoDoc](https://img.shields.io/static/v1?label=godoc&message=reference&color=yellow)](https://pkg.go.dev/github.com/creachadair/jrpc2)
 
 This repository provides a Go module that implements a [JSON-RPC 2.0][spec] client and server.
-There is also a working [example in the Go playground](https://go.dev/play/p/fY-Pnvf03Hr).
+There is also a working [example in the Go playground](https://go.dev/play/p/oOlLHupI2Tf).
 
 ## Packages