diff --git a/Cargo.lock b/Cargo.lock
index 1480ddd9a09..53386d53223 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3902,6 +3902,16 @@ version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8355be11b20d696c8f18f6cc018c4e372165b1fa8126cef092399c9951984ffa"
 
+[[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 = "libp2p-identity"
 version = "0.2.9"
@@ -4080,6 +4090,15 @@ dependencies = [
  "syn 2.0.87",
 ]
 
+[[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"
@@ -4831,6 +4850,7 @@ dependencies = [
  "indicatif",
  "indoc",
  "miette",
+ "mimalloc",
  "minicbor",
  "mockito",
  "nix 0.29.0",
@@ -7291,6 +7311,7 @@ name = "stress-test"
 version = "0.1.0"
 dependencies = [
  "clap",
+ "mimalloc",
  "ockam",
  "ockam_api",
  "ockam_core",
diff --git a/NOTICE.md b/NOTICE.md
index 96a239bbe2a..f8d7799ae99 100644
--- a/NOTICE.md
+++ b/NOTICE.md
@@ -304,6 +304,7 @@ This file contains attributions for any 3rd-party open source code used in this
 | libdbus-sys | Apache-2.0, MIT | https://crates.io/crates/libdbus-sys |
 | libloading | ISC | https://crates.io/crates/libloading |
 | libm | MIT, Apache-2.0 | https://crates.io/crates/libm |
+| libmimalloc-sys | MIT | https://crates.io/crates/libmimalloc-sys |
 | libsqlite3-sys | MIT | https://crates.io/crates/libsqlite3-sys |
 | linked-hash-map | MIT, Apache-2.0 | https://crates.io/crates/linked-hash-map |
 | linux-raw-sys | Apache-2.0 WITH LLVM-exception, Apache-2.0, MIT | https://crates.io/crates/linux-raw-sys |
@@ -320,6 +321,7 @@ This file contains attributions for any 3rd-party open source code used in this
 | memoffset | MIT | https://crates.io/crates/memoffset |
 | miette | Apache-2.0 | https://crates.io/crates/miette |
 | miette-derive | Apache-2.0 | https://crates.io/crates/miette-derive |
+| mimalloc | MIT | https://crates.io/crates/mimalloc |
 | mime | MIT, Apache-2.0 | https://crates.io/crates/mime |
 | minicbor | BlueOak-1.0.0 | https://crates.io/crates/minicbor |
 | minicbor-derive | BlueOak-1.0.0 | https://crates.io/crates/minicbor-derive |
diff --git a/implementations/rust/ockam/ockam_command/Cargo.toml b/implementations/rust/ockam/ockam_command/Cargo.toml
index e571acebdca..84b75c622fb 100644
--- a/implementations/rust/ockam/ockam_command/Cargo.toml
+++ b/implementations/rust/ockam/ockam_command/Cargo.toml
@@ -63,6 +63,7 @@ hex = "0.4"
 indicatif = "0.17.8"
 indoc = "2.0.5"
 miette = { version = "7.2.0", features = ["fancy-no-backtrace"] }
+mimalloc = { version = "0.1", features = ["secure"] }
 minicbor = { version = "0.25.1", default-features = false, features = ["alloc", "derive"] }
 nix = { version = "0.29", features = ["signal"] }
 ockam = { path = "../ockam", version = "^0.145.0", features = ["software_vault"] }
diff --git a/implementations/rust/ockam/ockam_command/src/bin/ockam.rs b/implementations/rust/ockam/ockam_command/src/bin/ockam.rs
index b5169010620..04d273d49b3 100644
--- a/implementations/rust/ockam/ockam_command/src/bin/ockam.rs
+++ b/implementations/rust/ockam/ockam_command/src/bin/ockam.rs
@@ -2,8 +2,12 @@
 // binary names. The issue is that we need to avoid the `ockam` binary colliding
 // with the `ockam` crate.
 
+use mimalloc::MiMalloc;
 use ockam_command::util::exitcode;
 
+#[global_allocator]
+static GLOBAL: MiMalloc = MiMalloc;
+
 fn main() {
     if let Err(e) = ockam_command::entry_point::run() {
         // initialization errors are displayed here
diff --git a/tools/stress-test/Cargo.toml b/tools/stress-test/Cargo.toml
index 0e56f027c11..47a5086b437 100644
--- a/tools/stress-test/Cargo.toml
+++ b/tools/stress-test/Cargo.toml
@@ -13,6 +13,7 @@ rust-crypto = ["ockam/rust-crypto"]
 
 [dependencies]
 clap = { version = "4.5", features = ["derive", "cargo"] }
+mimalloc = { version = "0.1", features = ["secure"] }
 ockam = { path = "../../implementations/rust/ockam/ockam" }
 ockam_api = { path = "../../implementations/rust/ockam/ockam_api" }
 ockam_core = { path = "../../implementations/rust/ockam/ockam_core" }
diff --git a/tools/stress-test/src/main.rs b/tools/stress-test/src/main.rs
index 7a530ee8520..0b505681153 100644
--- a/tools/stress-test/src/main.rs
+++ b/tools/stress-test/src/main.rs
@@ -24,6 +24,11 @@ mod execution;
 mod portal_simulator;
 mod stats;
 
+use mimalloc::MiMalloc;
+
+#[global_allocator]
+static GLOBAL: MiMalloc = MiMalloc;
+
 #[derive(Debug, Args, Clone)]
 struct RunCommand {
     config: PathBuf,