diff --git a/src/layouts/QskStackBox.cpp b/src/layouts/QskStackBox.cpp
index 24a51afc..4a8f1dca 100644
--- a/src/layouts/QskStackBox.cpp
+++ b/src/layouts/QskStackBox.cpp
@@ -104,7 +104,7 @@ QQuickItem* QskStackBox::itemAtIndex( int index ) const
 
 int QskStackBox::indexOf( const QQuickItem* item ) const
 {
-    if ( item && ( item->parentItem() != this ) )
+    if ( item && ( item->parentItem() == this ) )
     {
         for ( int i = 0; i < m_data->items.count(); i++ )
         {