diff --git a/plugins/peak_controller_effect/artwork.png b/plugins/peak_controller_effect/artwork.png
index 66fe2c952..4f4ba9b9d 100644
Binary files a/plugins/peak_controller_effect/artwork.png and b/plugins/peak_controller_effect/artwork.png differ
diff --git a/plugins/peak_controller_effect/peak_controller_effect_control_dialog.cpp b/plugins/peak_controller_effect/peak_controller_effect_control_dialog.cpp
index 7675da5d0..1a7b808e6 100644
--- a/plugins/peak_controller_effect/peak_controller_effect_control_dialog.cpp
+++ b/plugins/peak_controller_effect/peak_controller_effect_control_dialog.cpp
@@ -39,17 +39,14 @@ PeakControllerEffectControlDialog::PeakControllerEffectControlDialog(
 				PeakControllerEffectControls * _controls ) :
 	EffectControlDialog( _controls )
 {
+	setWindowIcon( embed::getIconPixmap( "controller" ) );
 	setAutoFillBackground( true );
 	QPalette pal;
 	pal.setBrush( backgroundRole(),
 				PLUGIN_NAME::getIconPixmap( "artwork" ) );
 	setPalette( pal );
+	setFixedSize( 240, 100 );
 
-	QVBoxLayout * tl = new QVBoxLayout( this );
-	tl->setContentsMargins( 5, 30, 5, 8 );
-
-	QHBoxLayout * l = new QHBoxLayout;
-	l->setSpacing( 4 );
 	m_baseKnob = new Knob( knobBright_26, this );
 	m_baseKnob->setLabel( tr( "BASE" ) );
 	m_baseKnob->setModel( &_controls->m_baseModel );
@@ -80,28 +77,30 @@ PeakControllerEffectControlDialog::PeakControllerEffectControlDialog(
 	m_tresholdKnob->setModel( &_controls->m_tresholdModel );
 	m_tresholdKnob->setHintText( tr( "Treshold:" ) , "" );
 
-	l->addWidget( m_baseKnob );
-	l->addWidget( m_amountKnob );
-	l->addWidget( m_amountMultKnob );
-	l->addWidget( m_attackKnob );
-	l->addWidget( m_decayKnob );
-	l->addWidget( m_tresholdKnob );
-	l->addStretch(); // expand, so other widgets have minimum width
-	tl->addLayout( l );
-
-	QVBoxLayout * l2 = new QVBoxLayout; // = 2nd vbox
-
 	m_muteLed = new LedCheckBox( "Mute Effect", this );
 	m_muteLed->setModel( &_controls->m_muteModel );
 
 	m_absLed = new LedCheckBox( "Absolute Value", this );
 	m_absLed->setModel( &_controls->m_absModel );
 
-	l2->addWidget( m_muteLed );
-	l2->addWidget( m_absLed );
-	l2->addStretch(); // expand, so other widgets have minimum height
-	tl->addLayout( l2 );
+	QVBoxLayout * mainLayout = new QVBoxLayout();
+	QHBoxLayout * knobLayout = new QHBoxLayout();
+	QHBoxLayout * ledLayout = new QHBoxLayout();
 
-	setLayout( tl );
+	knobLayout->addWidget( m_baseKnob );
+	knobLayout->addWidget( m_amountKnob );
+	knobLayout->addWidget( m_amountMultKnob );
+	knobLayout->addWidget( m_attackKnob );
+	knobLayout->addWidget( m_decayKnob );
+	knobLayout->addWidget( m_tresholdKnob );
+
+	ledLayout->addWidget( m_muteLed );
+	ledLayout->addWidget( m_absLed );
+
+	mainLayout->setContentsMargins( 0, 30, 0, 0 );
+	mainLayout->addLayout( knobLayout );
+	mainLayout->addLayout( ledLayout );
+
+	this->setLayout( mainLayout );
 }