diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb4bfe7c3..9726c7cda 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,7 +45,8 @@ OPTION(WANT_WINMM	"Include WinMM MIDI support" OFF)
 
 
 IF(LMMS_BUILD_APPLE)
-        SET(WANT_ALSA OFF)
+	SET(WANT_SF2 OFF)
+	SET(WANT_ALSA OFF)
 	SET(WANT_PULSEAUDIO OFF)
 	SET(WANT_VST OFF)
 	SET(STATUS_ALSA "<not supported on this platform>")
diff --git a/plugins/zynaddsubfx/ZynAddSubFx.cpp b/plugins/zynaddsubfx/ZynAddSubFx.cpp
index 40c2737c7..05e9946b8 100644
--- a/plugins/zynaddsubfx/ZynAddSubFx.cpp
+++ b/plugins/zynaddsubfx/ZynAddSubFx.cpp
@@ -533,6 +533,9 @@ ZynAddSubFxView::ZynAddSubFxView( Instrument * _instrument, QWidget * _parent )
 
 	m_toggleUIButton = new QPushButton( tr( "Show GUI" ), this );
 	m_toggleUIButton->setCheckable( true );
+#ifdef LMMS_BUILD_APPLE
+	m_toggleUIButton->setEnabled( false );
+#endif
 	m_toggleUIButton->setChecked( false );
 	m_toggleUIButton->setIcon( embed::getIconPixmap( "zoom" ) );
 	m_toggleUIButton->setFont( pointSize<8>( m_toggleUIButton->font() ) );