diff --git a/openmptcprouter/files/etc/init.d/openmptcprouter-vps b/openmptcprouter/files/etc/init.d/openmptcprouter-vps
index c9962dad3..77f4e0d9c 100755
--- a/openmptcprouter/files/etc/init.d/openmptcprouter-vps
+++ b/openmptcprouter/files/etc/init.d/openmptcprouter-vps
@@ -552,6 +552,20 @@ _config_service() {
 	EOF
 }
 
+boot() {
+	if [ "$(uci -q get openmptcprouter.settings.firstboot)" != "0" ] && [ -n "$(cat /proc/cpuinfo | grep aes)" ]; then
+		uci -q batch <<-EOF >/dev/null
+			set glorytun.vpn.chacha20=0
+			commit glorytun
+			shadowsocks-libev.sss0.method=aes-256-gcm
+			commit shadowsocks-libev
+		EOF
+	fi
+	uci -q set openmptcprouter.settings.firstboot=0
+	start "$@"
+}
+
+
 start_service() {
 	serversnb=0
 	config_load openmptcprouter