diff --git a/rootfs/etc/confd/templates/10-ssl.conf.tmpl b/rootfs/etc/confd/templates/10-ssl.conf.tmpl
index 013574f..34c079e 100644
--- a/rootfs/etc/confd/templates/10-ssl.conf.tmpl
+++ b/rootfs/etc/confd/templates/10-ssl.conf.tmpl
@@ -2,7 +2,6 @@ ssl = yes
 ssl_cert = </etc/ssl/mail/{{ getenv "CERT_DOMAIN"}}.crt
 ssl_key = </etc/ssl/mail/{{ getenv "CERT_DOMAIN"}}.key
 ssl_dh=</etc/ssl/mail/dh.pem
-ssl_dh_parameters_length = {{getenv "SSL_DH_LENGTH" "2048"}}
 ssl_min_protocol = {{getenv "SSL_MIN_PROTOCOL" "TLSv1"}}
 ssl_cipher_list = {{getenv "SSL_CIPHERLIST" "ALL:!kRSA:!SRP:!kDHd:!DSS:!aNULL:!eNULL:!EXPORT:!DES:!3DES:!MD5:!PSK:!RC4:!ADH:!LOW@STRENGTH "}}
 ssl_prefer_server_ciphers = yes