--- crates/polars-ooc/Cargo.toml.orig	2026-04-10 06:31:40 UTC
+++ crates/polars-ooc/Cargo.toml
@@ -19,16 +19,9 @@ mimalloc = { version = "0.1", default-features = false
 [target.'cfg(any(not(target_family = "unix"), target_os = "emscripten"))'.dependencies]
 mimalloc = { version = "0.1", default-features = false, optional = true }
 
-# Feature background_threads is unsupported on MacOS (https://github.com/jemalloc/jemalloc/issues/843).
-[target.'cfg(all(target_family = "unix", not(target_os = "macos"), not(target_os = "emscripten")))'.dependencies]
-tikv-jemallocator = { version = "0.6.0", features = ["disable_initial_exec_tls", "background_threads"], optional = true }
-
-[target.'cfg(all(target_family = "unix", target_os = "macos"))'.dependencies]
-tikv-jemallocator = { version = "0.6.0", features = ["disable_initial_exec_tls"], optional = true }
-
 [lints]
 workspace = true
 
 [features]
 default = ["fast_alloc"]
-fast_alloc = ["dep:mimalloc", "dep:tikv-jemallocator"]
+fast_alloc = ["dep:mimalloc"]