diff --git a/src/network/access/qnetworkaccessfilebackend.cpp b/src/network/access/qnetworkaccessfilebackend.cpp
index a5e7daff115..d4ca9c22fc2 100644
--- a/src/network/access/qnetworkaccessfilebackend.cpp
+++ b/src/network/access/qnetworkaccessfilebackend.cpp
@@ -46,6 +46,7 @@
 #include "private/qnoncontiguousbytedevice_p.h"
 
 #include <QtCore/QCoreApplication>
+#include <QtCore/QDateTime>
 
 QT_BEGIN_NAMESPACE