diff --git a/napi/Cargo.toml b/napi/Cargo.toml
index 0b834b5b..ab9a8357 100644
--- a/napi/Cargo.toml
+++ b/napi/Cargo.toml
@@ -27,9 +27,9 @@ optional = true
 version = "0.3"
 
 [dependencies.tokio]
-features = ["rt-core", "rt-threaded", "sync"]
+features = ["rt", "rt-multi-thread", "sync"]
 optional = true
-version = "0.2"
+version = "0.3"
 
 [dependencies.once_cell]
 optional = true
diff --git a/napi/src/env.rs b/napi/src/env.rs
index 498f3689..7261b32f 100644
--- a/napi/src/env.rs
+++ b/napi/src/env.rs
@@ -640,7 +640,7 @@ impl Env {
     let future_promise =
       promise::FuturePromise::create(raw_env, raw_deferred, Box::from(resolver))?;
     let future_to_resolve = promise::resolve_from_future(future_promise.start()?, fut);
-    let mut sender = get_tokio_sender().clone();
+    let sender = get_tokio_sender().clone();
     sender
       .try_send(Message::Task(Box::pin(future_to_resolve)))
       .map_err(|e| match e {
diff --git a/napi/src/tokio_rt.rs b/napi/src/tokio_rt.rs
index 387cee6e..c751bf57 100644
--- a/napi/src/tokio_rt.rs
+++ b/napi/src/tokio_rt.rs
@@ -26,7 +26,7 @@ pub(crate) fn get_tokio_sender() -> &'static mpsc::Sender<Message> {
       .unwrap_or(100);
     let (sender, mut receiver) = mpsc::channel(buffer_size);
     spawn(move || {
-      let mut rt = Runtime::new().expect("Failed to create tokio runtime");
+      let rt = Runtime::new().expect("Failed to create tokio runtime");
       rt.block_on(async {
         loop {
           match receiver.recv().await {
@@ -44,7 +44,7 @@ pub(crate) fn get_tokio_sender() -> &'static mpsc::Sender<Message> {
 }
 
 pub unsafe extern "C" fn shutdown(_data: *mut c_void) {
-  let mut sender = get_tokio_sender().clone();
+  let sender = get_tokio_sender().clone();
   sender
     .try_send(Message::Shutdown)
     .map_err(|e| Error::from_reason(format!("Shutdown tokio runtime failed: {}", e)))
diff --git a/test_module/Cargo.toml b/test_module/Cargo.toml
index 7ba133c8..80c7d7a6 100644
--- a/test_module/Cargo.toml
+++ b/test_module/Cargo.toml
@@ -15,7 +15,7 @@ serde = "1"
 serde_bytes = "0.11"
 serde_derive = "1"
 serde_json = "1"
-tokio = {version = "0.2", features = ["default", "fs"]}
+tokio = {version = "0.3", features = ["default", "fs"]}
 
 [build-dependencies]
 napi-build = {path = "../build"}
diff --git a/test_module/src/napi4/tsfn.rs b/test_module/src/napi4/tsfn.rs
index a4a01608..c456118d 100644
--- a/test_module/src/napi4/tsfn.rs
+++ b/test_module/src/napi4/tsfn.rs
@@ -75,7 +75,7 @@ pub fn test_tokio_readfile(ctx: CallContext) -> Result<JsUndefined> {
           .create_buffer_with_data(ctx.value)
           .map(|v| vec![v.into_raw()])
       })?;
-  let mut rt = tokio::runtime::Runtime::new()
+  let rt = tokio::runtime::Runtime::new()
     .map_err(|e| Error::from_reason(format!("Create tokio runtime failed {}", e)))?;
 
   rt.block_on(async move {