diff --git a/src/corelib/tools/qtimezone.h b/src/corelib/tools/qtimezone.h
index 7fb4a885ef..3f0d1ee9e7 100644
--- a/src/corelib/tools/qtimezone.h
+++ b/src/corelib/tools/qtimezone.h
@@ -152,6 +152,7 @@ private:
 };
 
 Q_DECLARE_TYPEINFO(QTimeZone::OffsetData, Q_MOVABLE_TYPE);
+Q_DECLARE_SHARED(QTimeZone)
 
 #ifndef QT_NO_DATASTREAM
 Q_CORE_EXPORT QDataStream &operator<<(QDataStream &ds, const QTimeZone &tz);