diff --git a/vars/main.yml b/vars/main.yml
index b2275ef..1be5a78 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -11,8 +11,8 @@ SWIFT_REGIONNAME: "GRA"
 LINUX_USERNAME: "yohan"
 
 # Path of SSH key pair on Ansible controller
-PRIVATE_KEY_FILE: "/home/{{ LINUX_USERNAME }}/.ssh/id_rsa"
-PUBLIC_KEY_FILE: "/home/{{ LINUX_USERNAME }}/.ssh/id_rsa.pub"
+PRIVATE_KEY_FILE: "{{ lookup('env', 'HOME') }}/.ssh/id_rsa"
+PUBLIC_KEY_FILE: "{{ lookup('env', 'HOME') }}/.ssh/id_rsa.pub"
 
 ANSIBLE_WORKDIR: ".tmp_deploy_ovh"