diff --git a/data/templates/dovecot/dovecot.conf b/data/templates/dovecot/dovecot.conf
index 661aa11cb..3daa670bf 100644
--- a/data/templates/dovecot/dovecot.conf
+++ b/data/templates/dovecot/dovecot.conf
@@ -29,7 +29,7 @@ service auth {
 protocol sieve {
 }
 
-ssl_ca = </etc/yunohost/certs/{{ main_domain }}/ca.pem
+ssl = yes
 ssl_cert = </etc/yunohost/certs/{{ main_domain }}/crt.pem
 ssl_key = </etc/yunohost/certs/{{ main_domain }}/key.pem
 ssl_protocols = !SSLv2 !SSLv3
diff --git a/data/templates/postfix/main.cf b/data/templates/postfix/main.cf
index e0c5cda0a..f3597e136 100644
--- a/data/templates/postfix/main.cf
+++ b/data/templates/postfix/main.cf
@@ -30,7 +30,6 @@ smtpd_tls_security_level=may
 smtpd_tls_auth_only=yes
 smtpd_tls_cert_file = /etc/yunohost/certs/{{ main_domain }}/crt.pem
 smtpd_tls_key_file = /etc/yunohost/certs/{{ main_domain }}/key.pem
-smtpd_tls_CAfile = /etc/yunohost/certs/{{ main_domain }}/ca.pem
 smtpd_tls_exclude_ciphers = aNULL, MD5, DES, ADH, RC4, 3DES
 smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
 smtpd_tls_loglevel=1