diff --git a/graphics/VP1/VP1Base/src/VP1TabBar.cxx b/graphics/VP1/VP1Base/src/VP1TabBar.cxx
index b9d3d05175103ceda94680843c7b7c639b0bf610..c538544328fe68238b5aba590a4d7f51b9ca0f46 100644
--- a/graphics/VP1/VP1Base/src/VP1TabBar.cxx
+++ b/graphics/VP1/VP1Base/src/VP1TabBar.cxx
@@ -75,7 +75,7 @@ VP1TabBar::VP1TabBar( QWidget *parent )
 
   m_d->mActivateDragSwitchTabTimer = new QTimer( this );
   m_d->mActivateDragSwitchTabTimer->setSingleShot( true );
-  connect( m_d->mActivateDragSwitchTabTimer, SIGNAL( timeout() ), SLOT( activateDragSwitchTab() ) );
+  connect( m_d->mActivateDragSwitchTabTimer, SIGNAL( timeout() ), SLOT( VP1TabBar::activateDragSwitchTab() ) );
 
   //connect( this, SIGNAL( layoutChanged() ), SLOT( onLayoutChange() ) );
 }
diff --git a/graphics/VP1/VP1Base/src/VP1TabWidget.cxx b/graphics/VP1/VP1Base/src/VP1TabWidget.cxx
index fe9cfdc625f4827864270892cb7bac848f8692d7..348b3fed3c424815d082fe960ede8f1d5a2c7bdb 100644
--- a/graphics/VP1/VP1Base/src/VP1TabWidget.cxx
+++ b/graphics/VP1/VP1Base/src/VP1TabWidget.cxx
@@ -174,10 +174,10 @@ VP1TabWidget::VP1TabWidget( QWidget *parent,  Qt::WindowFlags flags )
   connect(tabBar(), SIGNAL(initiateDrag( int )), SLOT(initiateDrag( int )));
   connect(tabBar(), SIGNAL(testCanDecode(const QDragMoveEvent *, bool & )), SIGNAL(testCanDecode(const QDragMoveEvent *, bool & )));
   connect(tabBar(), SIGNAL(receivedDropEvent( int, QDropEvent * )), SLOT(receivedDropEvent( int, QDropEvent * )));
-  connect(tabBar(), SIGNAL(moveTab( int, int )), SLOT(moveTab( int, int )));
+  connect(tabBar(), SIGNAL(VP1TabWidget::moveTab( int, int )), SLOT(VP1TabWidget::moveTab( int, int )));
   connect(tabBar(), SIGNAL(closeRequest( int )), SLOT(closeRequest( int )));
 #ifndef QT_NO_WHEELEVENT
-  connect(tabBar(), SIGNAL(wheelDelta( int )), SLOT(wheelDelta( int )));
+  connect(tabBar(), SIGNAL(VP1TabWidget::wheelDelta( int )), SLOT(VP1TabWidget::wheelDelta( int )));
 #endif
 }