diff --git a/crates/ruff_cli/Cargo.toml b/crates/ruff_cli/Cargo.toml
index b5a7fcedfa..7f6917b69c 100644
--- a/crates/ruff_cli/Cargo.toml
+++ b/crates/ruff_cli/Cargo.toml
@@ -66,8 +66,8 @@ ureq = { version = "2.5.0", features = [] }
 [package.metadata.maturin]
 name = "ruff"
 
-[target.'cfg(windows)'.dependencies]
+[target.'cfg(target_os = "windows")'.dependencies]
 mimalloc = "0.1.29"
 
-[target.'cfg(all(not(windows), any(target_arch = "x86_64", target_arch = "aarch64", target_arch = "powerpc64")))'.dependencies]
+[target.'cfg(all(any(target_os = "linux", target_os = "macos"), any(target_arch = "x86_64", target_arch = "aarch64", target_arch = "powerpc64")))'.dependencies]
 tikv-jemallocator = "0.5.0"
diff --git a/crates/ruff_cli/src/main.rs b/crates/ruff_cli/src/main.rs
index cf806cde16..5d8a9c6cef 100644
--- a/crates/ruff_cli/src/main.rs
+++ b/crates/ruff_cli/src/main.rs
@@ -29,7 +29,7 @@ mod resolve;
 static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
 #[cfg(all(
-    not(target_os = "windows"),
+    any(target_os = "linux", target_os = "macos"),
     any(
         target_arch = "x86_64",
         target_arch = "aarch64",