diff --git a/src/plugins/accessible/widgets/qaccessiblemenu.cpp b/src/plugins/accessible/widgets/qaccessiblemenu.cpp
index f248e6d05ef..39ac3351312 100644
--- a/src/plugins/accessible/widgets/qaccessiblemenu.cpp
+++ b/src/plugins/accessible/widgets/qaccessiblemenu.cpp
@@ -206,7 +206,7 @@ int QAccessibleMenuItem::indexOfChild(const QAccessibleInterface * child) const
 
 bool QAccessibleMenuItem::isValid() const
 {
-    return m_action ? true : false;
+    return m_action && m_owner ? true : false;
 }
 
 QAccessibleInterface *QAccessibleMenuItem::parent() const
diff --git a/src/plugins/accessible/widgets/qaccessiblemenu.h b/src/plugins/accessible/widgets/qaccessiblemenu.h
index 74d118a09ec..f933a4a37eb 100644
--- a/src/plugins/accessible/widgets/qaccessiblemenu.h
+++ b/src/plugins/accessible/widgets/qaccessiblemenu.h
@@ -43,6 +43,7 @@
 #define QACCESSIBLEMENU_H
 
 #include <QtWidgets/private/qaccessiblewidget_p.h>
+#include <QtCore/qpointer.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -120,7 +121,7 @@ protected:
     QAction *action() const;
 private:
     QAction *m_action;
-    QWidget *m_owner; // can hold either QMenu or the QMenuBar that contains the action
+    QPointer<QWidget> m_owner; // can hold either QMenu or the QMenuBar that contains the action
 };
 
 #endif // QT_NO_MENU