diff --git a/src/drivers/Qt/ppuViewer.cpp b/src/drivers/Qt/ppuViewer.cpp
index 118a4ec1..8ba27639 100644
--- a/src/drivers/Qt/ppuViewer.cpp
+++ b/src/drivers/Qt/ppuViewer.cpp
@@ -69,6 +69,7 @@ ppuViewerDialog_t::ppuViewerDialog_t(QWidget *parent)
 	QVBoxLayout *patternVbox[2];
 	QHBoxLayout *hbox;
 	QGridLayout *grid;
+	char stmp[64];
 
 	ppuViewWindow = this;
 
@@ -150,6 +151,13 @@ ppuViewerDialog_t::ppuViewerDialog_t(QWidget *parent)
 	patternView[0]->setTileLabel( tileLabel[0] );
 	patternView[1]->setTileLabel( tileLabel[1] );
 
+	scanLineEdit->setMaxLength( 3 );
+	scanLineEdit->setInputMask( ">900;" );
+	sprintf( stmp, "%i", PPUViewScanline );
+	scanLineEdit->setText( tr(stmp) );
+
+	connect( scanLineEdit, SIGNAL(textEdited(const QString &)), this, SLOT(scanLineChanged(const QString &)));
+
 	refreshSlider->setMinimum( 0);
 	refreshSlider->setMaximum(25);
 	refreshSlider->setValue(PPUViewRefresh);
@@ -182,6 +190,19 @@ void ppuViewerDialog_t::closeWindow(void)
 	deleteLater();
 }
 //----------------------------------------------------
+void ppuViewerDialog_t::scanLineChanged( const QString &txt )
+{
+	std::string s;
+
+	s = txt.toStdString();
+
+	if ( s.size() > 0 )
+	{
+		PPUViewScanline = strtoul( s.c_str(), NULL, 10 );
+	}
+	//printf("ScanLine: '%s'  %i\n", s.c_str(), PPUViewScanline );
+}
+//----------------------------------------------------
 void ppuViewerDialog_t::sprite8x16Changed0(int state)
 {
 	PPUView_sprite16Mode[0] = (state == Qt::Unchecked) ? 0 : 1;
diff --git a/src/drivers/Qt/ppuViewer.h b/src/drivers/Qt/ppuViewer.h
index b9ec9316..f73246bd 100644
--- a/src/drivers/Qt/ppuViewer.h
+++ b/src/drivers/Qt/ppuViewer.h
@@ -107,7 +107,7 @@ class ppuViewerDialog_t : public QDialog
 		void sprite8x16Changed0(int state);
 		void sprite8x16Changed1(int state);
 		void refreshSliderChanged(int value);
-
+		void scanLineChanged( const QString &s );
 };
 
 int openPPUViewWindow( QWidget *parent );