diff --git a/Cargo.lock b/Cargo.lock
index 757c1272..f2dc3ef8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2411,6 +2411,16 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "libmimalloc-sys"
+version = "0.1.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23aa6811d3bd4deb8a84dde645f943476d13b248d818edcf8ce0b2f37f036b44"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "libz-sys"
 version = "1.1.20"
@@ -2565,6 +2575,15 @@ dependencies = [
  "quote",
 ]
 
+[[package]]
+name = "mimalloc"
+version = "0.1.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68914350ae34959d83f732418d51e2427a794055d0b9529f48259ac07af65633"
+dependencies = [
+ "libmimalloc-sys",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.17"
@@ -2702,6 +2721,7 @@ dependencies = [
  "libaes",
  "lofty",
  "loole",
+ "mimalloc",
  "nghe_api",
  "nghe_proc_macro",
  "o2o",
diff --git a/nghe-backend/Cargo.toml b/nghe-backend/Cargo.toml
index 457b6be2..87a2713c 100644
--- a/nghe-backend/Cargo.toml
+++ b/nghe-backend/Cargo.toml
@@ -64,6 +64,7 @@ indexmap = { version = "2.6.0" }
 libaes = { version = "0.7.0" }
 lofty = { version = "0.21.1" }
 loole = { version = "0.4.0" }
+mimalloc = { version = "0.1.43" }
 o2o = { version = "0.5.1-beta1", default-features = false, features = ["syn2"] }
 rsmpeg = { version = "0.15.1", default-features = false, features = [
   "ffmpeg7",
diff --git a/nghe-backend/src/lib.rs b/nghe-backend/src/lib.rs
index f2743add..57a87713 100644
--- a/nghe-backend/src/lib.rs
+++ b/nghe-backend/src/lib.rs
@@ -34,10 +34,14 @@ use axum::body::Body;
 use axum::http::Request;
 use axum::Router;
 use error::Error;
+use mimalloc::MiMalloc;
 use tower_http::compression::CompressionLayer;
 use tower_http::cors::CorsLayer;
 use tower_http::trace::TraceLayer;
 
+#[global_allocator]
+static GLOBAL: MiMalloc = MiMalloc;
+
 pub async fn build(config: config::Config) -> Router {
     let filesystem =
         filesystem::Filesystem::new(&config.filesystem.tls, &config.filesystem.s3).await;
diff --git a/nghe-backend/src/main.rs b/nghe-backend/src/main.rs
index 708cee7b..9b58b06a 100644
--- a/nghe-backend/src/main.rs
+++ b/nghe-backend/src/main.rs
@@ -22,5 +22,5 @@ async fn main() {
     migration::run(&config.database.url).await;
 
     let listener = tokio::net::TcpListener::bind(config.server.to_socket_addr()).await.unwrap();
-    axum::serve(listener, build(config).await).await.unwrap();
+    axum::serve(listener, build(config).await).tcp_nodelay(true).await.unwrap();
 }