diff --git a/rootfs/etc/confd/templates/main.cf.tmpl b/rootfs/etc/confd/templates/main.cf.tmpl
index 8a8173d..2f7fd06 100644
--- a/rootfs/etc/confd/templates/main.cf.tmpl
+++ b/rootfs/etc/confd/templates/main.cf.tmpl
@@ -22,8 +22,8 @@ virtual_mailbox_domains = pgsql:/etc/postfix/pgsql-virtual-mailbox-domains.cf
 virtual_alias_maps = pgsql:/etc/postfix/pgsql-virtual-alias-maps.cf
 virtual_transport = lmtp:inet:{{getenv "LMTP_HOST"}}:{{getenv "LMTP_PORT"}}
 
-smtpd_tls_key_file=/etc/ssl/mail/tls.key
-smtpd_tls_cert_file=/etc/ssl/mail/tls.crt
+smtpd_tls_key_file=/etc/ssl/mail/key.pem
+smtpd_tls_cert_file=/etc/ssl/mail/cert.pem
 
 smtp_tls_security_level = {{getenv "TLS_SECURITY_LEVEL" "may"}}
 smtp_tls_auth_only = yes