diff --git a/Readme.md b/Readme.md
index 12cabb6..edc060b 100644
--- a/Readme.md
+++ b/Readme.md
@@ -52,4 +52,8 @@ ansible cibles -u formation -k -m ansible.posix.authorized_key -a 'key={{ lookup
 ansible localhost -m community.general.ini_file -a 'option=remote_user value=ansible section=defaults path=/etc/ansible/ansible.cfg'
 ansible localhost -m community.general.ini_file -a 'option=ask_pass value=False section=defaults path=/etc/ansible/ansible.cfg'
 ansible localhost -m community.general.ini_file -a 'option=become_ask_pass value=False section=privilege_escalation path=/etc/ansible/ansible.cfg'
+ansible localhost -m community.general.ini_file -a 'option=private_key_file value=CHANGEME section=defaults path=/etc/ansible/ansible.cfg'
 ```
+
+l'ajout de l'option _private_key_file_ est nécessaire si la paire de clé générée pendant l'atelier n'est pas "standard" (!= ~formation/.ssh/id_rsa )
+