diff --git a/Cargo.lock b/Cargo.lock
index f25a3b0..271bdda 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,12 +11,6 @@ dependencies = [
  "gimli",
 ]
 
-[[package]]
-name = "adler"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
-
 [[package]]
 name = "adler2"
 version = "2.0.0"
@@ -61,9 +55,9 @@ checksum = "86fdf8605db99b54d3cd748a44c6d04df638eb5dafb219b135d0149bd0db01f6"
 
 [[package]]
 name = "atomicwrites"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc7b2dbe9169059af0f821e811180fddc971fc210c776c133c7819ccd6e478db"
+checksum = "3ef1bb8d1b645fe38d51dfc331d720fb5fc2c94b440c76cc79c80ff265ca33e3"
 dependencies = [
  "rustix",
  "tempfile",
@@ -72,9 +66,9 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "backtrace"
@@ -85,7 +79,7 @@ dependencies = [
  "addr2line",
  "cfg-if",
  "libc",
- "miniz_oxide 0.8.0",
+ "miniz_oxide",
  "object",
  "rustc-demangle",
  "windows-targets",
@@ -144,9 +138,9 @@ checksum = "8f1fe948ff07f4bd06c30984e69f5b4899c516a3ef74f34df92a2df2ab535495"
 
 [[package]]
 name = "cc"
-version = "1.1.20"
+version = "1.1.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45bcde016d64c21da4be18b655631e5ab6d3107607e71a73a9f53eb48aae23fb"
+checksum = "3bbb537bb4a30b90362caddba8f360c0a56bc13d3a5570028e7197204cb54a17"
 dependencies = [
  "shlex",
 ]
@@ -318,9 +312,9 @@ checksum = "e8c02a5121d4ea3eb16a80748c74f5549a5665e4c21333c6098f283870fbdea6"
 
 [[package]]
 name = "fdeflate"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f9bfee30e4dedf0ab8b422f03af778d9612b63f502710fc500a334ebe2de645"
+checksum = "d8090f921a24b04994d9929e204f50b498a33ea6ba559ffaa05e04f7ee7fb5ab"
 dependencies = [
  "simd-adler32",
 ]
@@ -359,12 +353,12 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.33"
+version = "1.0.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "324a1be68054ef05ad64b861cc9eaf1d623d2d8cb25b4bf2cb9cdd902b4bf253"
+checksum = "a1b589b4dc103969ad3cf85c950899926ec64300a1a46d76c03a6072957036f0"
 dependencies = [
  "crc32fast",
- "miniz_oxide 0.8.0",
+ "miniz_oxide",
 ]
 
 [[package]]
@@ -401,9 +395,9 @@ checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.60"
+version = "0.1.61"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7ffbb5a1b541ea2561f8c41c087286cc091e21e556a4f09a8f6cbf17b69b141"
+checksum = "235e081f3925a06703c2d0117ea8b91f042756fd6e7a6e5d901e8ca1a996b220"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
@@ -475,9 +469,9 @@ checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "js-sys"
-version = "0.3.55"
+version = "0.3.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc9ffccd38c451a86bf13657df244e9c3f37493cce8e5e21e940963777acc84"
+checksum = "1868808506b929d7b0cfa8f75951347aa71bb21144b7791bae35d9bccfcfe37a"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -490,9 +484,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
 [[package]]
 name = "libc"
-version = "0.2.158"
+version = "0.2.159"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
+checksum = "561d97a539a36e26a9a5fad1ea11a3039a67714694aaa379433e580854bc3dc5"
 
 [[package]]
 name = "libloading"
@@ -573,16 +567,6 @@ version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
-[[package]]
-name = "miniz_oxide"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8a240ddb74feaf34a79a7add65a741f3167852fba007066dcac1ca548d89c08"
-dependencies = [
- "adler",
- "simd-adler32",
-]
-
 [[package]]
 name = "miniz_oxide"
 version = "0.8.0"
@@ -590,6 +574,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2d80299ef12ff69b16a84bb182e3b9df68b5a91574d3d4fa6e41b65deec4df1"
 dependencies = [
  "adler2",
+ "simd-adler32",
 ]
 
 [[package]]
@@ -625,16 +610,15 @@ dependencies = [
 
 [[package]]
 name = "napi"
-version = "2.16.10"
+version = "3.0.0-alpha.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04409e8c2d61995696e44d2181b79b68c1dd41f7e24a17cde60bbd9f54ddddef"
+checksum = "3b9a0181ed74b13126d877e7a4c1f267c4fcb955b417fb884c56cb358827cef4"
 dependencies = [
  "anyhow",
  "bitflags 2.6.0",
  "ctor",
- "napi-derive",
+ "napi-build",
  "napi-sys",
- "once_cell",
  "serde",
  "serde_json",
  "tokio",
@@ -753,9 +737,12 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.19.0"
+version = "1.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
+checksum = "82881c4be219ab5faaf2ad5e5e5ecdff8c66bd7402ca3160975c93b24961afd1"
+dependencies = [
+ "portable-atomic",
+]
 
 [[package]]
 name = "paste"
@@ -790,17 +777,23 @@ dependencies = [
 
 [[package]]
 name = "png"
-version = "0.17.13"
+version = "0.17.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06e4b0d3d1312775e782c86c91a111aa1f910cbb65e1337f9975b5f9a554b5e1"
+checksum = "52f9d46a34a05a6a57566bc2bfae066ef07585a6e3fa30fbbdff5936380623f0"
 dependencies = [
  "bitflags 1.3.2",
  "crc32fast",
  "fdeflate",
  "flate2",
- "miniz_oxide 0.7.4",
+ "miniz_oxide",
 ]
 
+[[package]]
+name = "portable-atomic"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc9c68a3f6da06753e9335d63e27f6b9754dd1920d941135b7ea8224f141adb2"
+
 [[package]]
 name = "powerfmt"
 version = "0.2.0"
@@ -915,9 +908,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.10.6"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4219d74c6b67a3654a9fbebc4b419e22126d13d2f3c4a07ee0cb61ff79a79619"
+checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -927,9 +920,9 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
+checksum = "368758f23274712b504848e9d5a6f010445cc8b87a7cdb4d7cbee666c1288da3"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -938,9 +931,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.4"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "rustc-demangle"
@@ -1001,11 +994,12 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.109"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb0652c533506ad7a2e353cce269330d6afd8bdfb6d75e0ace5b35aacbd7b9e9"
+checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]
@@ -1024,9 +1018,9 @@ checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
 
 [[package]]
 name = "syn"
-version = "2.0.77"
+version = "2.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f35bcdf61fd8e7be6caf75f429fdca8beb3ed76584befb503b1569faee373ed"
+checksum = "89132cd0bf050864e1d38dc3bbc07a0eb8e7530af26344d3d2bbbef83499f590"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1035,9 +1029,9 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.12.0"
+version = "3.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04cbcdd0c794ebb0d4cf35e88edd2f7d2c4c3e9a5a6dab322839b321c6a87a64"
+checksum = "f0f2c9fc62d0beef6951ccffd757e241266a2c833136efbe35af6cd2567dca5b"
 dependencies = [
  "cfg-if",
  "fastrand",
@@ -1048,18 +1042,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.63"
+version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0342370b38b6a11b6cc11d6a805569958d54cfa061a29969c3b5ce2ea405724"
+checksum = "d50af8abc119fb8bb6dbabcfa89656f46f84aa0ac7688088608076ad2b459a84"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.63"
+version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4558b58466b9ad7ca0f102865eccc95938dca1a74a856f2b57b6629050da261"
+checksum = "08904e7672f5eb876eaaf87e0ce17857500934f4981c4a0ab2b4aa98baac7fc3"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 845992e..c15f4ad 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ crate-type = ["cdylib"]
 napi-build = "2.0"
 
 [dependencies]
-napi = { version = "2.13", features = [
+napi = { version = "3.0.0-alpha.12", features = [
 	"serde-json",
 	"napi6",
 	"tokio_rt",
diff --git a/src-native/data_js.rs b/src-native/data_js.rs
index 720b574..ee3b3ea 100644
--- a/src-native/data_js.rs
+++ b/src-native/data_js.rs
@@ -1,6 +1,6 @@
 use crate::data::Data;
 use anyhow::{Context, Result};
-use napi::{Env, JsUndefined};
+use napi::Env;
 
 pub fn get_data(env: &Env) -> Result<&mut Data> {
 	let data = env.get_instance_data::<Data>()?.context("No data")?;
@@ -44,8 +44,8 @@ pub fn get_paths(env: Env) -> Result<PathsJs> {
 
 #[napi(js_name = "save")]
 #[allow(dead_code)]
-pub fn save(env: Env) -> napi::Result<JsUndefined> {
+pub fn save(env: Env) -> Result<()> {
 	let data: &mut Data = get_data(&env)?;
 	data.save()?;
-	env.get_undefined()
+	Ok(())
 }
diff --git a/src-native/itunes_import.rs b/src-native/itunes_import.rs
index d15765d..45a48e0 100644
--- a/src-native/itunes_import.rs
+++ b/src-native/itunes_import.rs
@@ -588,7 +588,7 @@ pub struct ItunesImport {
 #[napi]
 impl ItunesImport {
 	#[napi(factory)]
-	pub fn new(env: Env) -> napi::Result<Self> {
+	pub fn new(env: Env) -> Result<Self> {
 		let data = get_data(&env)?;
 		Ok(Self {
 			new_library: Some(data.library.clone()).into(),
@@ -596,11 +596,11 @@ impl ItunesImport {
 		})
 	}
 	#[napi]
-	pub async fn start(&self, path: String, tracks_dir: String) -> napi::Result<ImportStatus> {
+	pub async fn start(&self, path: String, tracks_dir: String) -> Result<ImportStatus> {
 		Ok(import_itunes(self, path, tracks_dir).await?)
 	}
 	#[napi]
-	pub fn finish(&mut self, env: Env) -> napi::Result<()> {
+	pub fn finish(&mut self, env: Env) -> Result<()> {
 		let data = get_data(&env)?;
 		let itunes_track_paths = &mut *self.itunes_track_paths.lock().unwrap();
 		for (itunes_path, ferrum_file) in itunes_track_paths {
diff --git a/src-native/tracks/cover.rs b/src-native/tracks/cover.rs
index 070a0b0..d4ed0b3 100644
--- a/src-native/tracks/cover.rs
+++ b/src-native/tracks/cover.rs
@@ -9,7 +9,7 @@ use image::codecs::jpeg::JpegEncoder;
 use image::codecs::png::PngEncoder;
 use image::{ImageEncoder, ImageFormat, ImageReader};
 use lazy_static::lazy_static;
-use napi::bindgen_prelude::Buffer;
+use napi::bindgen_prelude::{Buffer, PromiseRaw};
 use napi::{Env, JsBuffer, JsObject, Task};
 use redb::{Database, TableDefinition};
 use std::fs;
@@ -223,7 +223,7 @@ struct ReadCover(PathBuf, usize);
 impl Task for ReadCover {
 	type Output = Option<Vec<u8>>;
 	type JsValue = Option<JsBuffer>;
-	fn compute(&mut self) -> napi::Result<Self::Output> {
+	fn compute(&mut self) -> napi::Result<Option<Vec<u8>>> {
 		let path = &self.0;
 		let index = self.1;
 
@@ -237,7 +237,7 @@ impl Task for ReadCover {
 
 		Ok(Some(image.data))
 	}
-	fn resolve(&mut self, env: Env, output: Self::Output) -> napi::Result<Self::JsValue> {
+	fn resolve(&mut self, env: Env, output: Self::Output) -> napi::Result<Option<JsBuffer>> {
 		match output {
 			Some(output) => Ok(Some(env.create_buffer_copy(output)?.into_raw())),
 			None => Ok(None),
@@ -249,11 +249,15 @@ impl Task for ReadCover {
 	ts_return_type = "Promise<ArrayBuffer | null>"
 )]
 #[allow(dead_code)]
-pub fn read_cover_async(track_id: String, index: u16, env: Env) -> napi::Result<JsObject> {
+pub fn read_cover_async(
+	track_id: String,
+	index: u16,
+	env: Env,
+) -> Result<PromiseRaw<Option<JsBuffer>>> {
 	let data: &mut Data = get_data(&env)?;
 	let track = id_to_track(&env, &track_id)?;
 	let tracks_dir = &data.paths.tracks_dir;
 	let file_path = tracks_dir.join(&track.file);
 	let task = ReadCover(file_path, index.into());
-	env.spawn(task).map(|t| t.promise_object())
+	Ok(env.spawn(task).map(|t| t.promise_object())?)
 }