diff --git a/glorytun-udp/init b/glorytun-udp/init
index 3295f3baf..e00df6447 100755
--- a/glorytun-udp/init
+++ b/glorytun-udp/init
@@ -57,12 +57,12 @@ start_instance() {
 
 	procd_set_param command ${PROG} \
 		${bind:+bind "$bind"} \
-		${bindport:+ "$port"} \
+		${bindport:+ "$bindport"} \
 		${host:+to "$host"} \
 		${port:+ "$port"} \
 		${dev:+dev "$dev"} \
 		keyfile /tmp/${PROG_NAME}-${1}.key \
-		${mtu:+mtu "$mtu"}
+		persist
 
 	[ "${chacha20}" = "1" ] && procd_append_param command chacha