diff --git a/src/widgets/widgets/qcombobox.cpp b/src/widgets/widgets/qcombobox.cpp
index 11fccc50ac..4d6ce39007 100644
--- a/src/widgets/widgets/qcombobox.cpp
+++ b/src/widgets/widgets/qcombobox.cpp
@@ -2516,7 +2516,7 @@ bool QComboBoxPrivate::showNativePopup()
             currentItem = item;
 
         IndexSetter setter = { i, q };
-        QObject::connect(item, &QPlatformMenuItem::activated, setter);
+        QObject::connect(item, &QPlatformMenuItem::activated, q, setter);
 
         m_platformMenu->insertMenuItem(item, 0);
         m_platformMenu->syncMenuItem(item);