diff --git a/testsite/playbooks/ldap.yml b/testsite/playbooks/ldap.yml
index 82539b84c43e6f2e3f1a56451f73020d0219520a..b2e4fc51576d2f3cb8e1be5390ea9c0b97b21eb0 100644
--- a/testsite/playbooks/ldap.yml
+++ b/testsite/playbooks/ldap.yml
@@ -2,7 +2,7 @@
 
 - hosts: ldap
   remote_user: ansible
-  become: yes
+  become: true
   roles:
     - common
     - mail_forwarder