diff --git a/libs/backends/coreaudio/coreaudio_pcmio.cc b/libs/backends/coreaudio/coreaudio_pcmio.cc
index a38a3f5afd..bae9dfb124 100644
--- a/libs/backends/coreaudio/coreaudio_pcmio.cc
+++ b/libs/backends/coreaudio/coreaudio_pcmio.cc
@@ -1215,7 +1215,7 @@ CoreAudioPCM::workgroup (os_workgroup_t& workgroup)
 {
 	assert (_auhal);
 	UInt32 size = sizeof (os_workgroup_t);
-	return noErr == AudioUnitGetProperty (_auhal, kAudioOutputUnitProperty_OSWorkgroup, kAudioUnitScope_Output, 0, &workgroup, &size);
+	return noErr == AudioUnitGetProperty (_auhal, kAudioOutputUnitProperty_OSWorkgroup, kAudioUnitScope_Global, 0, &workgroup, &size);
 }
 #endif