diff --git a/.env.sample b/.env.sample
index e69de29..a2a9116 100644
--- a/.env.sample
+++ b/.env.sample
@@ -0,0 +1,7 @@
+PORT=4321
+DATABASE_URL=postgres://hermes:hermes@localhost:5432/hermes?sslmode=disable
+LND_HOST=localhost:10001
+LND_CERT=
+LND_MACAROON=
+LND_NETWORK=regtest
+
diff --git a/main.go b/main.go
index 76a98fc..cab48e0 100644
--- a/main.go
+++ b/main.go
@@ -40,7 +40,7 @@ func main() {
 		log.Fatal(err)
 	}
 	flag.StringVar(&dbUrl, "DATABASE_URL", "", "Database connection")
-	flag.StringVar(&lndAddress, "LND_ADDRESS", "localhost:10001", "LND gRPC server address")
+	flag.StringVar(&lndAddress, "LND_HOST", "localhost:10001", "LND gRPC server address")
 	flag.StringVar(&lndCert, "LND_CERT", "", "LND TLS certificate in hex")
 	flag.StringVar(&lndMacaroon, "LND_MACAROON", "", "LND macaroon in hex")
 	flag.StringVar(&lndNetwork, "LND_NETWORK", "regtest", "LND network")