diff --git a/clash_lib/src/app/api/mod.rs b/clash_lib/src/app/api/mod.rs
index a516eadb..db396c85 100644
--- a/clash_lib/src/app/api/mod.rs
+++ b/clash_lib/src/app/api/mod.rs
@@ -1,3 +1,4 @@
+use std::path::PathBuf;
 use std::{net::SocketAddr, sync::Arc};
 
 use axum::{response::Redirect, routing::get, Router};
@@ -39,6 +40,7 @@ pub fn get_api_runner(
     statistics_manager: Arc<StatisticsManager>,
     cache_store: ThreadSafeCacheFile,
     router: ThreadSafeRouter,
+    cwd: String,
 ) -> Option<Runner> {
     if let Some(bind_addr) = controller_cfg.external_controller {
         let app_state = Arc::new(AppState {
@@ -92,7 +94,7 @@ pub fn get_api_runner(
             if let Some(external_ui) = controller_cfg.external_ui {
                 app = app
                     .route("/ui", get(|| async { Redirect::to("/ui/") }))
-                    .nest_service("/ui/", ServeDir::new(external_ui));
+                    .nest_service("/ui/", ServeDir::new(PathBuf::from(cwd).join(external_ui)));
             }
 
             axum::Server::bind(&addr)
diff --git a/clash_lib/src/lib.rs b/clash_lib/src/lib.rs
index 9d02072f..b8cadefb 100644
--- a/clash_lib/src/lib.rs
+++ b/clash_lib/src/lib.rs
@@ -20,7 +20,6 @@ use config::def::LogLevel;
 use proxy::tun::get_tun_runner;
 use state::Storage;
 use std::io;
-use std::path::PathBuf;
 use tokio::task::JoinHandle;
 
 use std::sync::Arc;
@@ -246,6 +245,7 @@ async fn start_async(opts: Options) -> Result<(), Error> {
         statistics_manager,
         cache_store,
         router,
+        cwd.to_string_lossy().to_string(),
     );
     if let Some(r) = api_runner {
         runners.push(r);