diff --git a/examples/gno.land/r/demo/boards/README.md b/examples/gno.land/r/demo/boards/README.md
index 2729df055b1..849998b04e9 100644
--- a/examples/gno.land/r/demo/boards/README.md
+++ b/examples/gno.land/r/demo/boards/README.md
@@ -9,7 +9,7 @@ name ["gno.land/r/demo/boards"](https://gno.land/r/demo/boards/)
 
 NOTE: Where you see `-remote localhost:26657` here, that flag can be replaced
 with `-remote test3.gno.land:36657` if you have $GNOT on the testnet.
-(To use the testnet, also replace `-chainid dev` with `-chainid testchain` .)
+(To use the testnet, also replace `-chainid dev` with `-chainid test3` .)
 
 ### Build `gnokey` (and other tools).