diff --git a/.build/rpxy.service b/.build/rpxy.service
index 606384b..49d4379 100644
--- a/.build/rpxy.service
+++ b/.build/rpxy.service
@@ -1,12 +1,23 @@
 [Unit]
-Description=rpxy Service
+Description=rpxy system service
+Documentation=https://github.com/junkurihara/rust-rpxy
 After=network.target
-
+Wants=network-online.target
+ 
 [Service]
+Type=simple
 ExecStart=/usr/local/bin/rpxy-start.sh
-Restart=always
+Restart=on-failure
+RestartSec=5
 User=rpxy
+Group=rpxy
 AmbientCapabilities=CAP_NET_BIND_SERVICE
-
+NoNewPrivileges=true
+PrivateTmp=true
+ProtectSystem=full
+ProtectHome=true
+RuntimeDirectory=rpxy
+RuntimeDirectoryMode=0750
+ 
 [Install]
 WantedBy=multi-user.target