diff --git a/smartctl.go b/smartctl.go
index 17a5276..9173e3f 100644
--- a/smartctl.go
+++ b/smartctl.go
@@ -23,7 +23,7 @@ type SMARTctl struct {
 	device SMARTDevice
 }
 
-// NewSMARTctl is NFTables constructor
+// NewSMARTctl is smartctl constructor
 func NewSMARTctl(json gjson.Result, ch chan<- prometheus.Metric) SMARTctl {
 	smart := SMARTctl{}
 	smart.ch = ch
diff --git a/systemd/smartctl_exporter.service b/systemd/smartctl_exporter.service
new file mode 100644
index 0000000..4fbde98
--- /dev/null
+++ b/systemd/smartctl_exporter.service
@@ -0,0 +1,19 @@
+[Unit]
+Description=smartctl exporter service
+After=network-online.target
+
+[Service]
+Type=simple
+PIDFile=/run/smartctl_exporter.pid
+ExecStart=/usr/bin/smartctl_exporter
+User=root
+Group=root
+SyslogIdentifier=smartctl_exporter
+Restart=on-failure
+RemainAfterExit=no
+RestartSec=100ms
+StandardOutput=journal
+StandardError=journal
+
+[Install]
+WantedBy=multi-user.target