diff --git a/src/widgets/dialogs/qmessagebox.cpp b/src/widgets/dialogs/qmessagebox.cpp
index 995d279e13c..87f2748c92b 100644
--- a/src/widgets/dialogs/qmessagebox.cpp
+++ b/src/widgets/dialogs/qmessagebox.cpp
@@ -1428,7 +1428,7 @@ void QMessageBox::keyPressEvent(QKeyEvent *e)
 #endif // !QT_NO_CLIPBOARD && !QT_NO_SHORTCUT
 
 #ifndef QT_NO_SHORTCUT
-    if (!(e->modifiers() & Qt::AltModifier)) {
+    if (!(e->modifiers() & (Qt::AltModifier | Qt::ControlModifier | Qt::MetaModifier))) {
         int key = e->key() & ~Qt::MODIFIER_MASK;
         if (key) {
             const QList<QAbstractButton *> buttons = d->buttonBox->buttons();