diff --git a/src/corelib/global/qendian.h b/src/corelib/global/qendian.h
index 99b529f17cd..c874c5e47ab 100644
--- a/src/corelib/global/qendian.h
+++ b/src/corelib/global/qendian.h
@@ -1,7 +1,7 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
-** Copyright (C) 2016 Intel Corporation.
+** Copyright (C) 2021 The Qt Company Ltd.
+** Copyright (C) 2021 Intel Corporation.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtCore module of the Qt Toolkit.
@@ -44,6 +44,8 @@
 #include <QtCore/qfloat16.h>
 #include <QtCore/qglobal.h>
 
+#include <limits>
+
 // include stdlib.h and hope that it defines __GLIBC__ for glibc-based systems
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h
index e9477d2ecec..a25fac28862 100644
--- a/src/corelib/global/qfloat16.h
+++ b/src/corelib/global/qfloat16.h
@@ -44,6 +44,7 @@
 #include <QtCore/qglobal.h>
 #include <QtCore/qmetatype.h>
 #include <QtCore/qnamespace.h>
+#include <limits>
 #include <string.h>
 
 #if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__AVX2__) && !defined(__F16C__)