diff --git a/init/corosync-notifyd.service.in b/init/corosync-notifyd.service.in
index ce576fe9..689ab8ea 100644
--- a/init/corosync-notifyd.service.in
+++ b/init/corosync-notifyd.service.in
@@ -1,13 +1,14 @@
 [Unit]
 Description=Corosync Dbus and snmp notifier
+Documentation=man:corosync-notifyd
 Wants=corosync.service
 After=corosync.service
 
 [Service]
 EnvironmentFile=@SYSCONFDIR@/sysconfig/corosync-notifyd
 ExecStart=@SBINDIR@/corosync-notifyd -f $OPTIONS
 Type=simple
 Restart=on-failure
 
 [Install]
 WantedBy=multi-user.target
diff --git a/init/corosync-qdevice.service.in b/init/corosync-qdevice.service.in
index 54bec693..8de4e5b7 100644
--- a/init/corosync-qdevice.service.in
+++ b/init/corosync-qdevice.service.in
@@ -1,13 +1,14 @@
 [Unit]
 Description=Corosync Qdevice daemon
+Documentation=man:corosync-qdevice
 ConditionKernelCommandLine=!nocluster
 Wants=corosync.service
 After=corosync.service
 
 [Service]
 ExecStart=@INITWRAPPERSDIR@/corosync-qdevice start
 ExecStop=@INITWRAPPERSDIR@/corosync-qdevice stop
 Type=forking
 
 [Install]
 WantedBy=multi-user.target
diff --git a/init/corosync-qnetd.service.in b/init/corosync-qnetd.service.in
index 83749108..c6cf8c99 100644
--- a/init/corosync-qnetd.service.in
+++ b/init/corosync-qnetd.service.in
@@ -1,16 +1,17 @@
 [Unit]
 Description=Corosync Qdevice Network daemon
+Documentation=man:corosync-qnetd
 ConditionKernelCommandLine=!nocluster
 Requires=network-online.target
 After=network-online.target
 
 [Service]
 EnvironmentFile=@SYSCONFDIR@/sysconfig/corosync-qnetd
 ExecStart=@BINDIR@/corosync-qnetd -f $COROSYNC_QNETD_OPTIONS
 Type=simple
 Restart=on-abnormal
 # Uncomment and set user who should be used for executing qnetd
 #User=coroqnetd
 
 [Install]
 WantedBy=multi-user.target
diff --git a/init/corosync.service.in b/init/corosync.service.in
index 03470fc5..7733a98c 100644
--- a/init/corosync.service.in
+++ b/init/corosync.service.in
@@ -1,25 +1,26 @@
 [Unit]
 Description=Corosync Cluster Engine
+Documentation=man:corosync man:corosync.conf man:corosync_overview
 ConditionKernelCommandLine=!nocluster
 Requires=network-online.target
 After=network-online.target
 
 [Service]
 ExecStart=@INITWRAPPERSDIR@/corosync start
 ExecStop=@INITWRAPPERSDIR@/corosync stop
 Type=forking
 
 # The following config is for corosync with enabled watchdog service.
 #
 #  When corosync watchdog service is being enabled and using with
 #  pacemaker.service, and if you want to exert the watchdog when a
 #  corosync process is terminated abnormally,
 #  uncomment the line of the following Restart= and RestartSec=.
 #Restart=on-failure
 #  Specify a period longer than soft_margin as RestartSec.
 #RestartSec=70
 #  rewrite according to environment.
 #ExecStartPre=/sbin/modprobe softdog
 
 [Install]
 WantedBy=multi-user.target