diff --git a/roles/mail/templates/docker-compose.yml.j2 b/roles/mail/templates/docker-compose.yml.j2
index 091ef78..c245da4 100644
--- a/roles/mail/templates/docker-compose.yml.j2
+++ b/roles/mail/templates/docker-compose.yml.j2
@@ -20,7 +20,7 @@ services:
       - SSL_TYPE=letsencrypt
       - ENABLE_CLAMAV=0
       - ENABLE_AMAVIS=0
-      - ENABLE_FAIL2BAN=0
+      - ENABLE_FAIL2BAN=1
       - SPOOF_PROTECTION=1
       - ACCOUNT_PROVISIONER=LDAP
       - LDAP_SERVER_HOST=ldap://lldap.internal.simponic.xyz:3890