diff --git a/data/bolt.service.in b/data/bolt.service.in
index 70d0e2b..02642f9 100644
--- a/data/bolt.service.in
+++ b/data/bolt.service.in
@@ -1,6 +1,7 @@
 [Unit]
 Description=Thunderbolt system service
 After=polkit.service
+Documentation=man:boltd(8)
 
 [Service]
 Type=dbus