diff --git a/start.sh b/start.sh
index cbd86d3..603cec3 100755
--- a/start.sh
+++ b/start.sh
@@ -76,8 +76,8 @@ prepare_configs
 [ -n "${INSTALL_WEB_SERVER}" ] && change_setting "INSTALL_WEB_SERVER" "$INSTALL_WEB_SERVER"
 [ -n "${INSTALL_WEB_INTERFACE}" ] && change_setting "INSTALL_WEB_INTERFACE" "$INSTALL_WEB_INTERFACE"
 [ -n "${LIGHTTPD_ENABLED}" ] && change_setting "LIGHTTPD_ENABLED" "$LIGHTTPD_ENABLED"
-[ -n "${ServerIP}" ] && change_setting "IPV4_ADDRESS" "$ServerIP"
-[ -n "${ServerIPv6}" ] && change_setting "IPV6_ADDRESS" "$ServerIPv6"
+[ -n "${ServerIP}" ] && changeFTLsetting "REPLY_ADDR4" "$ServerIP"
+[ -n "${ServerIPv6}" ] && changeFTLsetting "REPLY_ADDR6" "$ServerIPv6"
 [ -n "${DNS_BOGUS_PRIV}" ] && change_setting "DNS_BOGUS_PRIV" "$DNS_BOGUS_PRIV"
 [ -n "${DNS_FQDN_REQUIRED}" ] && change_setting "DNS_FQDN_REQUIRED" "$DNS_FQDN_REQUIRED"
 [ -n "${DNSSEC}" ] && change_setting "DNSSEC" "$DNSSEC"