diff --git a/crates/ptth_server/src/bin/ptth_server.rs b/crates/ptth_server/src/bin/ptth_server.rs
index a6109da..f364a4f 100644
--- a/crates/ptth_server/src/bin/ptth_server.rs
+++ b/crates/ptth_server/src/bin/ptth_server.rs
@@ -14,8 +14,8 @@ use ptth_server::{
 
 #[derive (Debug, StructOpt)]
 struct Opt {
-	//#[structopt (long)]
-	//file_server_root: Option <PathBuf>,
+	#[structopt (long)]
+	file_server_root: Option <PathBuf>,
 	
 	#[structopt (long)]
 	asset_root: Option <PathBuf>,
@@ -54,7 +54,7 @@ fn main () -> Result <(), anyhow::Error> {
 		name: opt.name.or (config_file.name).expect ("`name` must be provided in command line or config file"),
 		api_key: config_file.api_key,
 		relay_url: opt.relay_url.or (config_file.relay_url).expect ("`relay_url` must be provided in command line of config file"),
-		file_server_root: config_file.file_server_root,
+		file_server_root: opt.file_server_root.or (config_file.file_server_root),
 	};
 	
 	if opt.print_tripcode {