diff --git a/packages/frontend/native/media_capture/src/macos/tap_audio.rs b/packages/frontend/native/media_capture/src/macos/tap_audio.rs
index 63ac22780..be0b9ed0e 100644
--- a/packages/frontend/native/media_capture/src/macos/tap_audio.rs
+++ b/packages/frontend/native/media_capture/src/macos/tap_audio.rs
@@ -225,6 +225,8 @@ impl AggregateDevice {
     // Start the device to activate it
     let status = unsafe { AudioDeviceStart(device_id, dummy_proc_id) };
     if status != 0 {
+      // Clean up the IO proc if AudioDeviceStart fails
+      let _ = unsafe { AudioDeviceDestroyIOProcID(device_id, dummy_proc_id) };
       return Err(CoreAudioError::AudioDeviceStartFailed(status).into());
     }