diff --git a/arp-ethers.service b/arp-ethers.service
index 224cb71..76a6474 100644
--- a/arp-ethers.service
+++ b/arp-ethers.service
@@ -1,5 +1,6 @@
 [Unit]
 Description=Load static arp entries
+Documentation=man:arp(8) man:ethers(5)
 ConditionPathExists=/etc/ethers
 After=network.service
 Before=network.target