diff --git a/benchmarks/Cargo.toml b/benchmarks/Cargo.toml
index 896ccd739..600525372 100644
--- a/benchmarks/Cargo.toml
+++ b/benchmarks/Cargo.toml
@@ -5,17 +5,15 @@ edition = "2018"
 publish = false
 
 [dependencies]
-milli = { path = "../milli" }
 anyhow = "1.0.56"
-serde_json = { version = "1.0.79", features = ["preserve_order"] }
 csv = "1.1.6"
-
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
+milli = { path = "../milli" }
+mimalloc = { version = "0.1.29", default-features = false }
+serde_json = { version = "1.0.79", features = ["preserve_order"] }
 
 [dev-dependencies]
-heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1" }
 criterion = { version = "0.3.5", features = ["html_reports"] }
+heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1" }
 rand = "0.8.5"
 rand_chacha = "0.3.1"
 roaring = "0.9.0"
@@ -23,8 +21,8 @@ roaring = "0.9.0"
 [build-dependencies]
 anyhow = "1.0.56"
 bytes = "1.1.0"
-flate2 = "1.0.22"
 convert_case = "0.5.0"
+flate2 = "1.0.22"
 reqwest = { version = "0.11.9", features = ["blocking", "rustls-tls"], default-features = false }
 
 [[bench]]
diff --git a/benchmarks/benches/formatting.rs b/benchmarks/benches/formatting.rs
index f0ef8ea15..25c5a0ba8 100644
--- a/benchmarks/benches/formatting.rs
+++ b/benchmarks/benches/formatting.rs
@@ -2,9 +2,8 @@ use criterion::{criterion_group, criterion_main};
 use milli::tokenizer::TokenizerBuilder;
 use milli::{FormatOptions, MatcherBuilder, MatchingWord, MatchingWords};
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 struct Conf<'a> {
     name: &'a str,
diff --git a/benchmarks/benches/indexing.rs b/benchmarks/benches/indexing.rs
index c756583e6..d532c85d9 100644
--- a/benchmarks/benches/indexing.rs
+++ b/benchmarks/benches/indexing.rs
@@ -14,9 +14,8 @@ use rand::seq::SliceRandom;
 use rand_chacha::rand_core::SeedableRng;
 use roaring::RoaringBitmap;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 const BENCHMARK_ITERATION: usize = 10;
 
diff --git a/benchmarks/benches/search_geo.rs b/benchmarks/benches/search_geo.rs
index 84448c32d..faea4e3e0 100644
--- a/benchmarks/benches/search_geo.rs
+++ b/benchmarks/benches/search_geo.rs
@@ -5,9 +5,8 @@ use criterion::{criterion_group, criterion_main};
 use milli::update::Settings;
 use utils::Conf;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 fn base_conf(builder: &mut Settings) {
     let displayed_fields =
diff --git a/benchmarks/benches/search_songs.rs b/benchmarks/benches/search_songs.rs
index 6b11799ec..a1245528f 100644
--- a/benchmarks/benches/search_songs.rs
+++ b/benchmarks/benches/search_songs.rs
@@ -5,9 +5,8 @@ use criterion::{criterion_group, criterion_main};
 use milli::update::Settings;
 use utils::Conf;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 fn base_conf(builder: &mut Settings) {
     let displayed_fields =
diff --git a/benchmarks/benches/search_wiki.rs b/benchmarks/benches/search_wiki.rs
index 9ef75efeb..b792c2645 100644
--- a/benchmarks/benches/search_wiki.rs
+++ b/benchmarks/benches/search_wiki.rs
@@ -5,9 +5,8 @@ use criterion::{criterion_group, criterion_main};
 use milli::update::Settings;
 use utils::Conf;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 fn base_conf(builder: &mut Settings) {
     let displayed_fields = ["title", "body", "url"].iter().map(|s| s.to_string()).collect();
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index e4de70031..504df712e 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -6,18 +6,16 @@ description = "A CLI to interact with a milli index"
 publish = false
 
 [dependencies]
+bimap = "0.6.2"
+byte-unit = { version = "4.0.14", features = ["serde"] }
+color-eyre = "0.6.1"
+csv = "1.1.6"
+eyre = "0.6.7"
+heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1", default-features = false, features = ["lmdb", "sync-read-txn"] }
 indicatif = "0.16.2"
+milli = { path = "../milli" }
+mimalloc = { version = "0.1.29", default-features = false }
 serde = "1.0.136"
 serde_json = "1.0.79"
-structopt = "0.3.26"
-milli = { path = "../milli" }
-eyre = "0.6.7"
-color-eyre = "0.6.1"
-heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1", default-features = false, features = ["lmdb", "sync-read-txn"] }
-byte-unit = { version = "4.0.14", features = ["serde"] }
-bimap = "0.6.2"
-csv = "1.1.6"
 stderrlog = "0.5.1"
-
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
+structopt = "0.3.26"
diff --git a/cli/src/main.rs b/cli/src/main.rs
index 35fef95c6..8485560f5 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -16,9 +16,8 @@ use milli::update::{self, IndexDocumentsConfig, IndexDocumentsMethod, IndexerCon
 use milli::{Index, Object};
 use structopt::StructOpt;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 #[derive(Debug, StructOpt)]
 #[structopt(name = "Milli CLI", about = "A simple CLI to manipulate a milli index.")]
diff --git a/helpers/Cargo.toml b/helpers/Cargo.toml
index 46c50de43..bd09574f3 100644
--- a/helpers/Cargo.toml
+++ b/helpers/Cargo.toml
@@ -11,8 +11,6 @@ anyhow = "1.0.56"
 byte-unit = { version = "4.0.14", default-features = false, features = ["std"] }
 heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1" }
 milli = { path = "../milli" }
+mimalloc = { version = "0.1.29", default-features = false }
 stderrlog = "0.5.1"
 structopt = { version = "0.3.26", default-features = false }
-
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
diff --git a/helpers/src/main.rs b/helpers/src/main.rs
index b325aef89..0081965ad 100644
--- a/helpers/src/main.rs
+++ b/helpers/src/main.rs
@@ -5,9 +5,8 @@ use heed::{CompactionOption, Env, EnvOpenOptions};
 use structopt::StructOpt;
 use Command::*;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 #[derive(Debug, StructOpt)]
 /// Some helpers commands for milli.
diff --git a/http-ui/Cargo.toml b/http-ui/Cargo.toml
index 43e046c11..993818f93 100644
--- a/http-ui/Cargo.toml
+++ b/http-ui/Cargo.toml
@@ -13,6 +13,7 @@ crossbeam-channel = "0.5.2"
 heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1" }
 memmap2 = "0.5.3"
 milli = { path = "../milli" }
+mimalloc = { version = "0.1.29", default-features = false }
 once_cell = "1.10.0"
 rayon = "1.5.1"
 structopt = { version = "0.3.26", default-features = false, features = ["wrap_help"] }
@@ -32,18 +33,16 @@ tokio-stream = { version = "0.1.8", default-features = false, features = ["sync"
 warp = "0.3.2"
 
 # logging
+fst = "0.4.7"
 log = "0.4.14"
 stderrlog = "0.5.1"
-fst = "0.4.7"
 
 # Temporary fix for bitvec, remove once fixed. (https://github.com/bitvecto-rs/bitvec/issues/105)
-funty = "2.0.0"
 bimap = "0.6.2"
 csv = "1.1.6"
+funty = "2.0.0"
 
 [dev-dependencies]
 maplit = "1.0.2"
 serde_test = "1.0.136"
 
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
diff --git a/http-ui/src/main.rs b/http-ui/src/main.rs
index 83fce9a9c..de5d3c5ab 100644
--- a/http-ui/src/main.rs
+++ b/http-ui/src/main.rs
@@ -42,9 +42,8 @@ use warp::Filter;
 
 use self::update_store::UpdateStore;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 static GLOBAL_CONFIG: OnceCell<IndexerConfig> = OnceCell::new();
 
diff --git a/infos/Cargo.toml b/infos/Cargo.toml
index ea1ee9193..8c92ae649 100644
--- a/infos/Cargo.toml
+++ b/infos/Cargo.toml
@@ -11,10 +11,8 @@ byte-unit = { version = "4.0.14", default-features = false, features = ["std"] }
 csv = "1.1.6"
 heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.1" }
 milli = { path = "../milli" }
+mimalloc = { version = "0.1.29", default-features = false }
 roaring = "0.9.0"
 serde_json = "1.0.79"
 stderrlog = "0.5.1"
 structopt = { version = "0.3.26", default-features = false }
-
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
diff --git a/infos/src/main.rs b/infos/src/main.rs
index feec17557..2862fed7a 100644
--- a/infos/src/main.rs
+++ b/infos/src/main.rs
@@ -11,9 +11,8 @@ use milli::{FieldId, Index};
 use structopt::StructOpt;
 use Command::*;
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 const ALL_DATABASE_NAMES: &[&str] = &[
     MAIN,
diff --git a/milli/fuzz/Cargo.toml b/milli/fuzz/Cargo.toml
index e734936fb..7e1bea3c5 100644
--- a/milli/fuzz/Cargo.toml
+++ b/milli/fuzz/Cargo.toml
@@ -16,9 +16,7 @@ serde_json = { version = "1.0.62", features = ["preserve_order"] }
 anyhow = "1.0"
 tempfile = "3.3"
 arbitrary-json = "0.1.0"
-
-[target.'cfg(target_os = "linux")'.dependencies]
-jemallocator = "0.3.2"
+mimalloc = { version = "0.1.29", default-features = false }
 
 [dependencies.milli]
 path = ".."
diff --git a/milli/fuzz/fuzz_targets/indexing.rs b/milli/fuzz/fuzz_targets/indexing.rs
index e4f42655e..a447aebe2 100644
--- a/milli/fuzz/fuzz_targets/indexing.rs
+++ b/milli/fuzz/fuzz_targets/indexing.rs
@@ -12,9 +12,8 @@ use milli::update::{IndexDocuments, IndexDocumentsConfig, IndexerConfig, Setting
 use milli::Index;
 use serde_json::{Map, Value};
 
-#[cfg(target_os = "linux")]
 #[global_allocator]
-static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 /// reads json from input and write an obkv batch to writer.
 pub fn read_json(input: impl Read, writer: impl Write + Seek) -> Result<usize> {