diff --git a/src/widgets/styles/qwindowsmobilestyle_p.h b/src/widgets/styles/qwindowsmobilestyle_p.h
index 0e5cf18548..3efbe535c2 100644
--- a/src/widgets/styles/qwindowsmobilestyle_p.h
+++ b/src/widgets/styles/qwindowsmobilestyle_p.h
@@ -62,7 +62,6 @@ QT_BEGIN_NAMESPACE
 
 class QStyleOptionTab;
 class QStyleOptionSlider;
-class QStyleOptionViewItemV4;
 
 class QWindowsMobileStylePrivate : public QWindowsStylePrivate
 {