diff --git a/host_vars/ovhmaster.yml b/host_vars/ovh_master.yml
similarity index 100%
rename from host_vars/ovhmaster.yml
rename to host_vars/ovh_master.yml
diff --git a/host_vars/ovhworker.yml b/host_vars/ovh_worker.yml
similarity index 100%
rename from host_vars/ovhworker.yml
rename to host_vars/ovh_worker.yml
diff --git a/hosts b/hosts
index 786c94d..c49175b 100644
--- a/hosts
+++ b/hosts
@@ -4,10 +4,10 @@ kubemaster
 kubeworker
 
 [kubemaster]
-ovh-master ansible_host=37.187.127.90 ansible_user=stephane
+ovh_master ansible_host=37.187.127.90 ansible_user=stephane
 
 [kubeworker]
-ovh-worker ansible_host=5.135.181.11 ansible_user=ubuntu
+ovh_worker ansible_host=5.135.181.11 ansible_user=ubuntu
 
 
 [controller]