diff --git a/plugins/LadspaEffect/LadspaControlDialog.cpp b/plugins/LadspaEffect/LadspaControlDialog.cpp
index f58ccb55b7e..a4ca8ffdfb0 100644
--- a/plugins/LadspaEffect/LadspaControlDialog.cpp
+++ b/plugins/LadspaEffect/LadspaControlDialog.cpp
@@ -42,6 +42,7 @@ LadspaControlDialog::LadspaControlDialog( LadspaControls * _ctl ) :
 	m_stereoLink( NULL )
 {
 	QVBoxLayout * mainLay = new QVBoxLayout( this );
+	mainLay->setSizeConstraint(QLayout::SetFixedSize);
 
 	m_effectLayout = new QHBoxLayout();
 	mainLay->addLayout( m_effectLayout );
diff --git a/src/gui/widgets/ControllerRackView.cpp b/src/gui/widgets/ControllerRackView.cpp
index cf1cf3c83ff..936015e7ba3 100644
--- a/src/gui/widgets/ControllerRackView.cpp
+++ b/src/gui/widgets/ControllerRackView.cpp
@@ -75,6 +75,9 @@ ControllerRackView::ControllerRackView( ) :
 	layout->addWidget( m_addButton );
 	this->setLayout( layout );
 
+	setFixedWidth( 350 );
+	setMinimumHeight( 200 );
+
 	QMdiSubWindow * subWin = gui->mainWindow()->addWindowedWidget( this );
 
 	// No maximize button
@@ -84,9 +87,6 @@ ControllerRackView::ControllerRackView( ) :
 	
 	subWin->setAttribute( Qt::WA_DeleteOnClose, false );
 	subWin->move( 680, 310 );
-	subWin->resize( 350, 200 );
-	subWin->setFixedWidth( 350 );
-	subWin->setMinimumHeight( 200 );
 }
 
 
diff --git a/src/gui/widgets/EffectView.cpp b/src/gui/widgets/EffectView.cpp
index 0a5e46b3ffa..36f61ed5f9e 100644
--- a/src/gui/widgets/EffectView.cpp
+++ b/src/gui/widgets/EffectView.cpp
@@ -24,6 +24,7 @@
  */
 
 #include <QLabel>
+#include <QLayout>
 #include <QPushButton>
 #include <QMdiArea>
 #include <QMdiSubWindow>
@@ -108,8 +109,7 @@ EffectView::EffectView( Effect * _model, QWidget * _parent ) :
 		if( m_controlView )
 		{
 			m_subWindow = gui->mainWindow()->addWindowedWidget( m_controlView );
-			m_subWindow->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
-			m_subWindow->setFixedSize( m_subWindow->size() );
+			m_subWindow->layout()->setSizeConstraint(QLayout::SetFixedSize);
 
 			Qt::WindowFlags flags = m_subWindow->windowFlags();
 			flags &= ~Qt::WindowMaximizeButtonHint;