diff --git a/testsite/group_vars/mail.yml b/testsite/group_vars/mail.yml
index 68edcbf8f0ba9e75610fe8990e608bb159c5a8f4..d6a776d77b0f86b89e228c82b5e5328cc08cf5c5 100644
--- a/testsite/group_vars/mail.yml
+++ b/testsite/group_vars/mail.yml
@@ -32,9 +32,7 @@ smtp_allow_relay_from:
 
 imap_max_user_connections_per_ip: 50
 
-mail_server_tls_protocols:
-  - TLSv1.2
-  - TLSv1.1
+mail_server_minimum_tls_protocol: TLSv1.1
 
 mail_server_tls_ciphers: "DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-GCM-SHA384:\
 DHE-RSA-AES256-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-GCM-SHA384:\