diff --git a/cmd/main.go b/cmd/main.go
index b0ef30f..26d24f0 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -18,8 +18,8 @@ func main() {
 	tcpAddr := flag.String("tcp", ":1883", "network address for TCP listener")
 	wsAddr := flag.String("ws", ":1882", "network address for Websocket listener")
 	infoAddr := flag.String("info", ":8080", "network address for web info dashboard listener")
-	certFile := flag.String("cert", "cert/fullchain.pem", "path the body of a public certificate")
-	keyFile := flag.String("key", "cert/privkey.pem", "path to body of a private key.")
+	certFile := flag.String("cert", "/cert/fullchain.pem", "path the body of a public certificate")
+	keyFile := flag.String("key", "/cert/privkey.pem", "path to body of a private key.")
 
 	flag.Parse()