diff --git a/src/plugins/platforms/cocoa/qcocoamenubar.mm b/src/plugins/platforms/cocoa/qcocoamenubar.mm
index 23aae466df3..341ffb6ffc7 100644
--- a/src/plugins/platforms/cocoa/qcocoamenubar.mm
+++ b/src/plugins/platforms/cocoa/qcocoamenubar.mm
@@ -13,6 +13,8 @@
 #include <QtGui/QGuiApplication>
 #include <QtCore/QDebug>
 
+#include <QtGui/private/qguiapplication_p.h>
+
 QT_BEGIN_NAMESPACE
 
 static QList<QCocoaMenuBar*> static_menubars;
@@ -21,6 +23,11 @@ QCocoaMenuBar::QCocoaMenuBar()
 {
     static_menubars.append(this);
 
+    // clicks into the menu bar should close all popup windows
+    static QMacNotificationObserver menuBarClickObserver(nil, NSMenuDidBeginTrackingNotification, ^{
+        QGuiApplicationPrivate::instance()->closeAllPopups();
+    });
+
     m_nativeMenu = [[NSMenu alloc] init];
 #ifdef QT_COCOA_ENABLE_MENU_DEBUG
     qDebug() << "Construct QCocoaMenuBar" << this << m_nativeMenu;