diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
index e33a7f97d..5b302cc4d 100644
--- a/.github/workflows/quality.yml
+++ b/.github/workflows/quality.yml
@@ -41,12 +41,24 @@ jobs:
             features: --all-features
             os: ubuntu-latest
 
+          # Linux - ALSA backend, default features
+          - target: x86_64-unknown-linux-gnu
+            name: Linux-default
+            features: ""
+            os: ubuntu-latest
+
           # Windows - WASAPI backend
           - target: x86_64-pc-windows-msvc
             name: Windows-x64
             features: --all-features
             os: windows-latest
 
+          # Windows - WASAPI backend, default features
+          - target: x86_64-pc-windows-msvc
+            name: Windows-x64-default
+            features: ""
+            os: windows-latest
+
           # Windows 32-bit - WASAPI backend
           - target: i686-pc-windows-msvc
             name: Windows-x86
@@ -59,6 +71,12 @@ jobs:
             features: --all-features
             os: ubuntu-latest
 
+          # macOS - CoreAudio backend, default features
+          - target: aarch64-apple-darwin
+            name: macOS-default
+            features: ""
+            os: ubuntu-latest
+
           # Android - Oboe backend
           - target: armv7-linux-androideabi
             name: Android
@@ -105,7 +123,8 @@ jobs:
           packages: libasound2-dev libjack-jackd2-dev libjack-jackd2-0 libdbus-1-dev libpipewire-0.3-dev
 
       - name: Setup ASIO SDK
-        if: runner.os == 'Windows'
+        # Only rows that build ASIO need the SDK; `--all-features` enables it.
+        if: runner.os == 'Windows' && contains(matrix.features, 'all-features')
         run: |
           curl -L -o asio.zip https://www.steinberg.net/asiosdk
           7z x -oasio asio.zip
@@ -127,7 +146,7 @@ jobs:
       - name: Run clippy
         env:
           CPAL_ASIO_DIR: ${{ runner.os == 'Windows' && format('{0}/asio', github.workspace) || '' }}
-        run: cargo clippy --all --target ${{ matrix.target }} ${{ matrix.features }} -- -D warnings
+        run: cargo clippy --workspace --all-targets --target ${{ matrix.target }} ${{ matrix.features }} -- -D warnings
 
   docs:
     strategy:
@@ -209,4 +228,4 @@ jobs:
       - name: Run clippy
         env:
           RUSTFLAGS: ${{ matrix.rustflags }}
-        run: cargo +nightly clippy --all --target ${{ matrix.target }} ${{ matrix.features }} -Z build-std=${{ matrix.build_std }} -- -D warnings
+        run: cargo +nightly clippy --workspace --all-targets --target ${{ matrix.target }} ${{ matrix.features }} -Z build-std=${{ matrix.build_std }} -- -D warnings
diff --git a/src/host/coreaudio/ios/mod.rs b/src/host/coreaudio/ios/mod.rs
index b7d1ed405..4099c203b 100644
--- a/src/host/coreaudio/ios/mod.rs
+++ b/src/host/coreaudio/ios/mod.rs
@@ -767,7 +767,10 @@ where
 
 #[cfg(test)]
 mod tests {
-    use crate::{BufferSize, SampleRate, StreamConfig};
+    use crate::{
+        BufferSize, CallbackInfo, StreamConfig,
+        traits::{DeviceTrait, HostTrait},
+    };
 
     #[test]
     fn test_ios_fixed_buffer_size() {
@@ -776,12 +779,12 @@ mod tests {
 
         let config = StreamConfig {
             channels: 2,
-            sample_rate: SampleRate(48000),
+            sample_rate: 48_000,
             buffer_size: BufferSize::Fixed(512),
         };
 
         let result = device.build_output_stream(
-            &config,
+            config,
             |_data: &mut [f32], _info: &CallbackInfo| {},
             |_err| {},
             None,
diff --git a/src/host/coreaudio/macos/mod.rs b/src/host/coreaudio/macos/mod.rs
index 057246086..89aa53090 100644
--- a/src/host/coreaudio/macos/mod.rs
+++ b/src/host/coreaudio/macos/mod.rs
@@ -410,9 +410,9 @@ impl DefaultOutputMonitor {
 
         // These listeners target a specific device, so they must be re-registered against
         // whatever device is current whenever the default output reroutes.
-        // Held only to shut down the previous listener thread on drop when reassigned below.
+        // Held only to shut down the previous listener thread when the sender is dropped below.
         let buffer_size_listener: BufferSizeListener = Arc::new(Mutex::new(None));
-        let mut _overload_shutdown_tx = match default_output_device() {
+        let mut overload_shutdown_tx = match default_output_device() {
             Some(device) => {
                 set_buffer_size_listener(
                     &buffer_size_listener,
@@ -448,7 +448,7 @@ impl DefaultOutputMonitor {
                 }
                 match default_output_device() {
                     None => {
-                        _overload_shutdown_tx = None;
+                        drop(overload_shutdown_tx.take());
                         set_buffer_size_listener(&buffer_size_listener_thread, None);
                         report_lost(
                             stream,
@@ -463,9 +463,10 @@ impl DefaultOutputMonitor {
                         // DefaultOutput AudioUnit rerouted automatically: recompute and notify
                         // the buffer depth for the new device.
                         refresh_latency(stream, &latency_refresh);
-                        _overload_shutdown_tx =
+                        let replacement =
                             spawn_overload_listener(device.audio_device_id, pending_xrun.clone())
                                 .ok();
+                        drop(std::mem::replace(&mut overload_shutdown_tx, replacement));
                         // Skipped once the monitor is dropped: there is nothing left to notify.
                         set_buffer_size_listener(
                             &buffer_size_listener_thread,
diff --git a/src/host/mod.rs b/src/host/mod.rs
index 801d94cff..36b72a87a 100644
--- a/src/host/mod.rs
+++ b/src/host/mod.rs
@@ -243,8 +243,8 @@ pub(crate) use error_emit::try_emit_error;
     target_os = "dragonfly",
     target_os = "freebsd",
     target_os = "netbsd",
-    target_os = "windows",
     target_vendor = "apple",
+    all(target_os = "windows", any(feature = "asio", feature = "jack")),
     all(
         target_arch = "wasm32",
         target_os = "unknown",