diff --git a/roles/xmpp_server/defaults/main.yml b/roles/xmpp_server/defaults/main.yml
index a5827c4d9333125de67d07acf7655ef787ac5bc6..65e34e7ca5edd3cac7932f01ee053e365aa0e82e 100644
--- a/roles/xmpp_server/defaults/main.yml
+++ b/roles/xmpp_server/defaults/main.yml
@@ -1,6 +1,6 @@
 ---
 
-enable_backup: False
+enable_backup: false
 xmpp_domains:
   - "{{ ansible_domain }}"
 xmpp_tls_certificate: "{{ lookup('file', tls_certificate_dir + '/' + ansible_fqdn + '_xmpp.pem') }}"