diff --git a/Cargo.toml b/Cargo.toml
index 319a1c0..58db38a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,7 +60,7 @@ libsqlite3-sys = { version = "0.37.0", features = ["bundled"] }
 mlua = { version = "0.12", features = ["lua54", "vendored", "serialize"] }
 url = "2.5"
 fastembed = { version = "5.17.3", default-features = false, features = ["hf-hub-rustls-tls", "ort-download-binaries-rustls-tls"] }
-usearch = "2.26"
+usearch = { version = "2.26", default-features = false }
 ort = { version = "=2.0.0-rc.12", default-features = false, features = ["std", "api-24", "coreml", "directml"] }
 russh = "0.62.5"
 ratatui = "0.30.2"
diff --git a/crates/bds-core/Cargo.toml b/crates/bds-core/Cargo.toml
index e19f992..18a0c42 100644
--- a/crates/bds-core/Cargo.toml
+++ b/crates/bds-core/Cargo.toml
@@ -45,9 +45,14 @@ url = { workspace = true }
 base64 = { workspace = true }
 dirs = { workspace = true }
 fastembed = { workspace = true }
-usearch = { workspace = true }
 ort = { workspace = true }
 
+[target.'cfg(target_os = "macos")'.dependencies]
+usearch = { workspace = true }
+
+[target.'cfg(not(target_os = "macos"))'.dependencies]
+usearch = { workspace = true, features = ["numkong"] }
+
 [dev-dependencies]
 tempfile = "3"
 
diff --git a/crates/bds-ui/tests/packaging_assets.rs b/crates/bds-ui/tests/packaging_assets.rs
index 2cee168..31377f2 100644
--- a/crates/bds-ui/tests/packaging_assets.rs
+++ b/crates/bds-ui/tests/packaging_assets.rs
@@ -167,6 +167,19 @@ fn tagged_releases_are_built_and_packaged_with_rust_tools() {
         );
     }
 
+    let workspace_manifest = fs::read_to_string(workspace.join("Cargo.toml")).unwrap();
+    let core_manifest = fs::read_to_string(workspace.join("crates/bds-core/Cargo.toml")).unwrap();
+    assert!(
+        workspace_manifest.contains("usearch = { version = \"2.26\", default-features = false }"),
+        "USearch SIMD backends must be selected explicitly per target"
+    );
+    assert!(
+        core_manifest.contains("[target.'cfg(target_os = \"macos\")'.dependencies]")
+            && core_manifest.contains("[target.'cfg(not(target_os = \"macos\"))'.dependencies]")
+            && core_manifest.contains("usearch = { workspace = true, features = [\"numkong\"] }"),
+        "macOS must use portable USearch while native targets keep NumKong SIMD"
+    );
+
     let release_source =
         fs::read_to_string(workspace.join("crates/bds-release/src/packaging.rs")).unwrap();
     assert!(release_source.contains("LC_ID_DYLIB"));