diff --git a/src/gui/widgets/InstrumentMidiIOView.cpp b/src/gui/widgets/InstrumentMidiIOView.cpp
index 8c511f95a..724f835f0 100644
--- a/src/gui/widgets/InstrumentMidiIOView.cpp
+++ b/src/gui/widgets/InstrumentMidiIOView.cpp
@@ -64,8 +64,7 @@ InstrumentMidiIOView::InstrumentMidiIOView( QWidget* parent ) :
 	midiInputLayout->addWidget( m_inputChannelSpinBox );
 
 	m_fixedInputVelocitySpinBox = new LcdSpinBox( 3, m_midiInputGroupBox );
-	m_fixedInputVelocitySpinBox->setDisplayOffset( 1 );
-	m_fixedInputVelocitySpinBox->addTextForValue( 0, "---" );
+	m_fixedInputVelocitySpinBox->addTextForValue( -1, "---" );
 	/*: This string must be be short, its width must be less than
 	 *  width of LCD spin-box of three digits */
 	m_fixedInputVelocitySpinBox->setLabel( tr( "VELOC" ) );
@@ -95,8 +94,7 @@ InstrumentMidiIOView::InstrumentMidiIOView( QWidget* parent ) :
 	midiOutputLayout->addWidget( m_outputChannelSpinBox );
 
 	m_fixedOutputVelocitySpinBox = new LcdSpinBox( 3, m_midiOutputGroupBox );
-	m_fixedOutputVelocitySpinBox->setDisplayOffset( 1 );
-	m_fixedOutputVelocitySpinBox->addTextForValue( 0, "---" );
+	m_fixedOutputVelocitySpinBox->addTextForValue( -1, "---" );
 	/*: This string must be be short, its width must be less than
 	 *  width of LCD spin-box of three digits */
 	m_fixedOutputVelocitySpinBox->setLabel( tr( "VELOC" ) );
@@ -111,8 +109,7 @@ InstrumentMidiIOView::InstrumentMidiIOView( QWidget* parent ) :
 	midiOutputLayout->addWidget( m_outputProgramSpinBox );
 
 	m_fixedOutputNoteSpinBox = new LcdSpinBox( 3, m_midiOutputGroupBox );
-	m_fixedOutputNoteSpinBox->setDisplayOffset( 1 );
-	m_fixedOutputNoteSpinBox->addTextForValue( 0, "---" );
+	m_fixedOutputNoteSpinBox->addTextForValue( -1, "---" );
 	/*: This string must be be short, its width must be less than
 	 *  width of LCD spin-box of three digits */
 	m_fixedOutputNoteSpinBox->setLabel( tr( "NOTE" ) );