diff --git a/cookbooks/prometheus/files/etc/systemd/system/alertmanager.service b/cookbooks/prometheus/files/etc/systemd/system/alertmanager.service
new file mode 100644
index 0000000..c272073
--- /dev/null
+++ b/cookbooks/prometheus/files/etc/systemd/system/alertmanager.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Alertmanager
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+Type=simple
+ExecStart=/usr/local/bin/alertmanager --config.file /etc/prometheus.d/alertmanager.yml
+
+[Install]
+WantedBy=multi-user.target