diff --git a/target/start-mailserver.sh b/target/start-mailserver.sh
index 2e8d71f0..3980d329 100644
--- a/target/start-mailserver.sh
+++ b/target/start-mailserver.sh
@@ -15,6 +15,8 @@ DEFAULT_VARS["ENABLE_MANAGESIEVE"]="${ENABLE_MANAGESIEVE:="0"}"
 DEFAULT_VARS["ENABLE_FETCHMAIL"]="${ENABLE_FETCHMAIL:="0"}"
 DEFAULT_VARS["FETCHMAIL_POLL"]="${FETCHMAIL_POLL:="300"}"
 DEFAULT_VARS["ENABLE_LDAP"]="${ENABLE_LDAP:="0"}"
+DEFAULT_VARS["LDAP_START_TLS"]="${LDAP_START_TLS:="no"}"
+DEFAULT_VARS["DOVECOT_TLS"]="${DOVECOT_TLS:="no"}"
 DEFAULT_VARS["ENABLE_POSTGREY"]="${ENABLE_POSTGREY:="0"}"
 DEFAULT_VARS["POSTGREY_DELAY"]="${POSTGREY_DELAY:="300"}"
 DEFAULT_VARS["POSTGREY_MAX_AGE"]="${POSTGREY_MAX_AGE:="35"}"