diff --git a/Cargo.lock b/Cargo.lock
index c2a5575a8275d0..c5c7f72509b291 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -152,6 +152,7 @@ dependencies = [
  "histogram",
  "itertools",
  "log",
+ "mimalloc",
  "num_cpus",
  "rayon",
  "regex",
@@ -209,6 +210,7 @@ dependencies = [
  "libc",
  "libloading",
  "log",
+ "mimalloc",
  "num_cpus",
  "rand 0.8.5",
  "rayon",
@@ -3170,6 +3172,16 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7d73b3f436185384286bd8098d17ec07c9a7d2388a6599f824d8502b529702a"
 
+[[package]]
+name = "libmimalloc-sys"
+version = "0.1.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81eb4061c0582dedea1cbc7aff2240300dd6982e0239d1c99e65c1dbf4a30ba7"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "librocksdb-sys"
 version = "0.16.0+8.10.0"
@@ -3382,6 +3394,15 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "mimalloc"
+version = "0.1.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f41a2280ded0da56c8cf898babb86e8f10651a34adcfff190ae9a1159c6908d"
+dependencies = [
+ "libmimalloc-sys",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.16"
diff --git a/Cargo.toml b/Cargo.toml
index a70915850676a6..b6bcd75f8a87a7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -250,6 +250,7 @@ lz4 = "1.24.0"
 memmap2 = "0.5.10"
 memoffset = "0.9"
 merlin = "3"
+mimalloc = "0.1.41"
 min-max-heap = "1.3.0"
 mockall = "0.11.4"
 modular-bitfield = "0.11.2"
diff --git a/ledger-tool/Cargo.toml b/ledger-tool/Cargo.toml
index 7d527c91842479..2ea9369991cee0 100644
--- a/ledger-tool/Cargo.toml
+++ b/ledger-tool/Cargo.toml
@@ -20,6 +20,7 @@ futures = { workspace = true }
 histogram = { workspace = true }
 itertools = { workspace = true }
 log = { workspace = true }
+mimalloc = { workspace = true }
 num_cpus = { workspace = true }
 rayon = { workspace = true }
 regex = { workspace = true }
diff --git a/ledger-tool/src/main.rs b/ledger-tool/src/main.rs
index 27fbf778a22e5c..1dcde0b7781771 100644
--- a/ledger-tool/src/main.rs
+++ b/ledger-tool/src/main.rs
@@ -537,11 +537,11 @@ fn assert_capitalization(bank: &Bank) {
 }
 
 #[cfg(not(target_env = "msvc"))]
-use jemallocator::Jemalloc;
+use mimalloc::MiMalloc;
 
 #[cfg(not(target_env = "msvc"))]
 #[global_allocator]
-static GLOBAL: Jemalloc = Jemalloc;
+static GLOBAL: MiMalloc = MiMalloc;
 
 #[allow(clippy::cognitive_complexity)]
 fn main() {
diff --git a/validator/Cargo.toml b/validator/Cargo.toml
index 6222435906a31d..6a3e12c85c6b7b 100644
--- a/validator/Cargo.toml
+++ b/validator/Cargo.toml
@@ -27,6 +27,7 @@ jsonrpc-ipc-server = { workspace = true }
 lazy_static = { workspace = true }
 libloading = { workspace = true }
 log = { workspace = true }
+mimalloc = { workspace = true }
 num_cpus = { workspace = true }
 rand = { workspace = true }
 rayon = { workspace = true }
diff --git a/validator/src/main.rs b/validator/src/main.rs
index c349b9655ec11c..1159378aedaafb 100644
--- a/validator/src/main.rs
+++ b/validator/src/main.rs
@@ -1,6 +1,6 @@
 #![allow(clippy::arithmetic_side_effects)]
 #[cfg(not(target_env = "msvc"))]
-use jemallocator::Jemalloc;
+use mimalloc::MiMalloc;
 use {
     agave_validator::{
         admin_rpc_service,
@@ -88,7 +88,7 @@ use {
 
 #[cfg(not(target_env = "msvc"))]
 #[global_allocator]
-static GLOBAL: Jemalloc = Jemalloc;
+static GLOBAL: MiMalloc = MiMalloc;
 
 #[derive(Debug, PartialEq, Eq)]
 enum Operation {