diff --git a/vnt/src/lib.rs b/vnt/src/lib.rs
index f085cfc..4de7596 100644
--- a/vnt/src/lib.rs
+++ b/vnt/src/lib.rs
@@ -4,7 +4,7 @@ pub mod channel;
 pub mod cipher;
 pub mod core;
 mod external_route;
-mod handle;
+pub mod handle;
 #[cfg(feature = "ip_proxy")]
 mod ip_proxy;
 pub mod nat;
@@ -13,11 +13,13 @@ mod port_mapping;
 mod proto;
 pub mod protocol;
 mod tun_tap_device;
+pub use tun_tap_device::*;
 pub mod util;
 
 pub use handle::callback::*;
 
 pub mod compression;
+pub use packet;
 
 pub(crate) fn ignore_io_interrupted(e: std::io::Error) -> std::io::Result<()> {
     if e.kind() == std::io::ErrorKind::Interrupted {
diff --git a/vnt/src/util/mod.rs b/vnt/src/util/mod.rs
index 9fae45b..0069e2d 100644
--- a/vnt/src/util/mod.rs
+++ b/vnt/src/util/mod.rs
@@ -1,6 +1,6 @@
 mod notify;
 mod scheduler;
-pub use notify::StopManager;
+pub use notify::{StopManager, Worker};
 pub use scheduler::Scheduler;
 
 mod counter;