diff --git a/src/bin/ptth_server.rs b/src/bin/ptth_server.rs
index 9013f10..e3c0d70 100644
--- a/src/bin/ptth_server.rs
+++ b/src/bin/ptth_server.rs
@@ -9,13 +9,18 @@ use tracing::debug;
 
 #[derive (Debug, StructOpt)]
 struct Opt {
+	//#[structopt (long)]
+	//file_server_root: Option <PathBuf>,
+	
 	#[structopt (long)]
-	file_server_root: Option <PathBuf>,
+	config_path: Option <PathBuf>,
 }
 
 fn main () -> Result <(), Box <dyn Error>> {
+	let opt = Opt::from_args ();
+	
 	tracing_subscriber::fmt::init ();
-	let path = PathBuf::from ("./config/ptth_server.toml");
+	let path = opt.config_path.unwrap_or_else (|| PathBuf::from ("./config/ptth_server.toml"));
 	let config_file: ptth::server::ConfigFile = ptth::load_toml::load (&path);
 	
 	let mut rt = if false {