diff --git a/turn-server/Cargo.toml b/turn-server/Cargo.toml
index c766f21..0b938fd 100644
--- a/turn-server/Cargo.toml
+++ b/turn-server/Cargo.toml
@@ -37,3 +37,4 @@ axum = "0.6.1"
 toml = "0.5.10"
 tower = "0.4"
 http = "0.2.8"
+mimalloc = "0.1.34"
diff --git a/turn-server/src/main.rs b/turn-server/src/main.rs
index 21379d1..0c45d13 100644
--- a/turn-server/src/main.rs
+++ b/turn-server/src/main.rs
@@ -1,3 +1,9 @@
+use mimalloc::MiMalloc;
+
+// use mimalloc for global.
+#[global_allocator]
+static GLOBAL: MiMalloc = MiMalloc;
+
 mod server;
 mod config;
 mod api;