diff --git a/docs/k3s-cluster.md b/docs/k3s-cluster.md
index c2a4ee5..30f1f2f 100644
--- a/docs/k3s-cluster.md
+++ b/docs/k3s-cluster.md
@@ -148,7 +148,7 @@ sockets: 1
 # execute on server to get token
 # cat /var/lib/rancher/k3s/server/node-token
 
-K3S_TOKEN="????"
+K3S_TOKEN="???"
 curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=v1.35.0+k3s3 INSTALL_K3S_EXEC="agent --data-dir /dataDisk/k3s --server https://casa.dev.lan:6443 --token ${K3S_TOKEN}" sh -s -
 ```