diff --git a/substrate/README.adoc b/substrate/README.adoc
index c0448fd43e..fca6168aa5 100644
--- a/substrate/README.adoc
+++ b/substrate/README.adoc
@@ -120,7 +120,7 @@ The easiest/faster option is to use the latest image.
 Let´s first check the version we have. The first time you run this command, the polkadot docker image will be downloaded. This takes a bit of time and bandwidth, be patient:
 
 [source, shell]
-docker run --rm -it chevdor/polkadot:latest pokadot --version
+docker run --rm -it chevdor/polkadot:latest polkadot --version
 
 
 .Polkadot arguments