diff --git a/src/corelib/CMakeLists.txt b/src/corelib/CMakeLists.txt
index a2f958e04f5..c683bb46dd7 100644
--- a/src/corelib/CMakeLists.txt
+++ b/src/corelib/CMakeLists.txt
@@ -67,7 +67,6 @@ qt_internal_add_module(Core
         global/qsysinfo.h
         global/qsystemdetection.h
         global/qtconfigmacros.h
-        global/qtnamespacemacros.h
         global/qtrace_p.h
         global/qtypeinfo.h
         global/qvolatile_p.h
diff --git a/src/corelib/global/qtnamespacemacros.h b/src/corelib/global/qtnamespacemacros.h
deleted file mode 100644
index 49c1e088428..00000000000
--- a/src/corelib/global/qtnamespacemacros.h
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright (C) 2022 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
-
-#ifndef QTNAMESPACEMACROS_H
-#define QTNAMESPACEMACROS_H
-
-#include <QtCore/qtconfigmacros.h>
-
-#endif /* QTNAMESPACEMACROS_H */