diff --git a/sample-lnd.conf b/sample-lnd.conf
index 85d69c824..db84a01f1 100644
--- a/sample-lnd.conf
+++ b/sample-lnd.conf
@@ -965,6 +965,9 @@ litecoin.node=ltcd
 ; Password for the database user.
 ; db.etcd.pass=longandsekrit
 
+; Etcd namespace to use.
+; db.etcd.namespace=lnd
+
 ; Path to the TLS certificate for etcd RPC.
 ; db.etcd.cert_file=/key/path