diff --git a/src/core/bb_track_container.cpp b/src/core/bb_track_container.cpp
index 92e39470a..5e0b859e9 100644
--- a/src/core/bb_track_container.cpp
+++ b/src/core/bb_track_container.cpp
@@ -37,13 +37,11 @@ bbTrackContainer::bbTrackContainer( void ) :
 	m_bbComboBoxModel( this )
 {
 	connect( &m_bbComboBoxModel, SIGNAL( dataChanged() ),
-			this, SLOT( currentBBChanged() ),
-			Qt::QueuedConnection );
+			this, SLOT( currentBBChanged() ) );
 	// we *always* want to receive updates even in case BB actually did
 	// not change upon setCurrentBB()-call
 	connect( &m_bbComboBoxModel, SIGNAL( dataUnchanged() ),
-			this, SLOT( currentBBChanged() ),
-			Qt::QueuedConnection );
+			this, SLOT( currentBBChanged() ) );
 }
 
 
diff --git a/src/core/mv_base.cpp b/src/core/mv_base.cpp
index 5cff37c8b..bf90d6fbe 100644
--- a/src/core/mv_base.cpp
+++ b/src/core/mv_base.cpp
@@ -104,12 +104,10 @@ void modelView::doConnections( void )
 	if( m_model != NULL )
 	{
 		QObject::connect( m_model, SIGNAL( dataChanged() ),
-					widget(), SLOT( update() ),
-						Qt::QueuedConnection );
+					widget(), SLOT( update() ) );
 
 		QObject::connect( m_model, SIGNAL( propertiesChanged() ),
-					widget(), SLOT( update() ),
-						Qt::QueuedConnection );
+					widget(), SLOT( update() ) );
 	}
 }
 
diff --git a/src/gui/automation_editor.cpp b/src/gui/automation_editor.cpp
index 4999cb2fb..b9a078605 100644
--- a/src/gui/automation_editor.cpp
+++ b/src/gui/automation_editor.cpp
@@ -279,7 +279,7 @@ automationEditor::automationEditor( void ) :
 	m_zoomingXComboBox->setModel( &m_zoomingXModel );
 
 	connect( &m_zoomingXModel, SIGNAL( dataChanged() ),
-			this, SLOT( zoomingXChanged() ), Qt::QueuedConnection );
+			this, SLOT( zoomingXChanged() ) );
 
 
 	QLabel * zoom_y_lbl = new QLabel( m_toolBar );
@@ -298,7 +298,7 @@ automationEditor::automationEditor( void ) :
 	m_zoomingYComboBox->setModel( &m_zoomingYModel );
 
 	connect( &m_zoomingYModel, SIGNAL( dataChanged() ),
-			this, SLOT( zoomingYChanged() ), Qt::QueuedConnection );
+			this, SLOT( zoomingYChanged() ) );
 
 
 	// setup quantize-stuff
diff --git a/src/gui/bb_editor.cpp b/src/gui/bb_editor.cpp
index 23e700ef6..4bb2828cd 100644
--- a/src/gui/bb_editor.cpp
+++ b/src/gui/bb_editor.cpp
@@ -122,7 +122,7 @@ bbEditor::bbEditor( bbTrackContainer * _tc ) :
 
 	setModel( _tc );
 	connect( &_tc->m_bbComboBoxModel, SIGNAL( dataChanged() ),
-			this, SLOT( updatePosition() ), Qt::QueuedConnection );
+			this, SLOT( updatePosition() ) );
 }
 
 
diff --git a/src/gui/widgets/knob.cpp b/src/gui/widgets/knob.cpp
index dc1b1e6b9..bec086a90 100644
--- a/src/gui/widgets/knob.cpp
+++ b/src/gui/widgets/knob.cpp
@@ -633,11 +633,10 @@ void knob::doConnections( void )
 	if( model() != NULL )
 	{
 		QObject::connect( model(), SIGNAL( dataChanged() ),
-				this, SLOT( friendlyUpdate() ),
-				Qt::QueuedConnection );
+					this, SLOT( friendlyUpdate() ) );
 
 		QObject::connect( model(), SIGNAL( propertiesChanged() ),
-				this, SLOT( update() ), Qt::QueuedConnection );
+						this, SLOT( update() ) );
 	}
 }
 
diff --git a/src/tracks/instrument_track.cpp b/src/tracks/instrument_track.cpp
index e035c0a93..7985e2d58 100644
--- a/src/tracks/instrument_track.cpp
+++ b/src/tracks/instrument_track.cpp
@@ -1195,8 +1195,7 @@ void instrumentTrackWindow::modelChanged( void )
 	connect( m_track, SIGNAL( nameChanged() ),
 			this, SLOT( updateName() ) );
 	connect( m_track, SIGNAL( instrumentChanged() ),
-			this, SLOT( updateInstrumentView() ),
-			Qt::QueuedConnection );
+			this, SLOT( updateInstrumentView() ) );
 	
 	m_volumeKnob->setModel( &m_track->m_volumeModel );
 	m_panningKnob->setModel( &m_track->m_panningModel );