diff --git a/docs/ansible.md b/docs/ansible.md
index 1388186e3..9078d9d8f 100644
--- a/docs/ansible.md
+++ b/docs/ansible.md
@@ -13,7 +13,7 @@ the _etcd_ group into the _k8s_cluster_, unless you are certain
 to do that and you have it fully contained in the latter:
 
 ```ShellSession
-k8s_cluster ⊂ etcd => kube_node ∩ etcd = etcd
+etcd ⊂ k8s_cluster => kube_node ∩ etcd = etcd
 ```
 
 When _kube_node_ contains _etcd_, you define your etcd cluster to be as well schedulable for Kubernetes workloads.