diff --git a/playbooks/install_morefine.yaml b/playbooks/install_morefine.yaml
index be3ebdd..1d2b93c 100644
--- a/playbooks/install_morefine.yaml
+++ b/playbooks/install_morefine.yaml
@@ -1,7 +1,7 @@
 - hosts: morefine
   name: Install morefine
   become: true
-  ansible_become_method: su
+  become_method: su
   become_user: root
   tasks:
     - name: Install ldap packages