diff --git a/main.go b/main.go
index 2ce0b7b..61de5a0 100644
--- a/main.go
+++ b/main.go
@@ -69,6 +69,7 @@ func StripPrefix(prefix string, h http.Handler) http.Handler {
 func main() {
 	var bind = flag.String("bind", "127.0.0.1:8080", "Bind port/socket")
 	var baseURL = flag.String("baseurl", "/", "URL prepended to each URL")
+	var configfile = flag.String("config", "config.json", "path to the configuration file")
 	flag.StringVar(&StaticDir, "static", StaticDir, "Directory containing static files")
 	flag.Parse()
 
@@ -87,7 +88,7 @@ func main() {
 	}
 
 	// Load config file
-	if fd, err := os.Open("config.json"); err != nil {
+	if fd, err := os.Open(*configfile); err != nil {
 		log.Fatal(err)
 	} else if cnt, err := ioutil.ReadAll(fd); err != nil {
 		log.Fatal(err)