diff --git a/Shorewall-init/shorewall-init.service.debian b/Shorewall-init/shorewall-init.service.debian
index 303b5123b..77b9e4f53 100644
--- a/Shorewall-init/shorewall-init.service.debian
+++ b/Shorewall-init/shorewall-init.service.debian
@@ -6,6 +6,7 @@
 #
 [Unit]
 Description=Shorewall firewall (bootup security)
+Documentation=man:shorewall-init(8)
 Before=network.target
 
 [Service]
diff --git a/Shorewall-lite/shorewall-lite.service.debian b/Shorewall-lite/shorewall-lite.service.debian
index 8d0755379..4eeaee8aa 100644
--- a/Shorewall-lite/shorewall-lite.service.debian
+++ b/Shorewall-lite/shorewall-lite.service.debian
@@ -6,6 +6,7 @@
 #
 [Unit]
 Description=Shorewall IPv4 firewall (lite)
+Documentation=man:shorewall-lite(8)
 Wants=network-online.target
 After=network-online.target
 Conflicts=iptables.service firewalld.service
diff --git a/Shorewall/shorewall.service.debian b/Shorewall/shorewall.service.debian
index eadfb2a9e..7e4f04461 100644
--- a/Shorewall/shorewall.service.debian
+++ b/Shorewall/shorewall.service.debian
@@ -6,6 +6,7 @@
 #
 [Unit]
 Description=Shorewall IPv4 firewall
+Documentation=man:shorewall(8)
 Wants=network-online.target
 After=network-online.target
 Conflicts=iptables.service firewalld.service
diff --git a/Shorewall6-lite/shorewall6-lite.service.debian b/Shorewall6-lite/shorewall6-lite.service.debian
index 419de7e90..e101cd204 100644
--- a/Shorewall6-lite/shorewall6-lite.service.debian
+++ b/Shorewall6-lite/shorewall6-lite.service.debian
@@ -5,6 +5,7 @@
 #
 [Unit]
 Description=Shorewall IPv6 firewall (lite)
+Documentation=man:shorewall6-lite(8)
 Wants=network-online.target
 After=network-online.target
 After=shorewall-lite.service
diff --git a/Shorewall6/shorewall6.service.debian b/Shorewall6/shorewall6.service.debian
index 00b581dc9..1ad666a29 100644
--- a/Shorewall6/shorewall6.service.debian
+++ b/Shorewall6/shorewall6.service.debian
@@ -6,6 +6,7 @@
 #
 [Unit]
 Description=Shorewall IPv6 firewall
+Documentation=man:shorewall6(8)
 Wants=network-online.target
 After=network-online.target
 After=shorewall.service