diff --git a/Cargo.lock b/Cargo.lock
index 4e93f35..1d1e993 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -708,6 +708,7 @@ dependencies = [
  "serde",
  "tempfile",
  "thiserror",
+ "tikv-jemallocator",
  "tokio",
  "tokio-stream",
  "tokio-util",
@@ -882,6 +883,26 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "tikv-jemalloc-sys"
+version = "0.6.1+5.3.0-1-ge13ca993e8ccb9ba9847cc330696e02839f328f7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd8aa5b2ab86a2cefa406d889139c162cbb230092f7d1d7cbc1716405d852a3b"
+dependencies = [
+ "cc",
+ "libc",
+]
+
+[[package]]
+name = "tikv-jemallocator"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0359b4327f954e0567e69fb191cf1436617748813819c94b8cd4a431422d053a"
+dependencies = [
+ "libc",
+ "tikv-jemalloc-sys",
+]
+
 [[package]]
 name = "time"
 version = "0.3.45"
diff --git a/Cargo.toml b/Cargo.toml
index ee7b880..30ab931 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ description = "PXE boot server for multiple OSes with multiple configurations"
 license = "MIT"
 
 [dependencies]
+tikv-jemallocator = "0.6"
 axum = "0.8"
 tokio = { version = "1", features = ["full", "signal"] }
 tokio-util = { version = "0.7", features = ["io"] }
diff --git a/src/main.rs b/src/main.rs
index f516f86..799b267 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,6 +2,11 @@
 //!
 //! HTTP server for PXE booting multiple OSes with multiple configurations.
 
+use tikv_jemallocator::Jemalloc;
+
+#[global_allocator]
+static GLOBAL: Jemalloc = Jemalloc;
+
 mod config;
 mod error;
 mod routes;