--- qdigidoc-3.10.0.1401/common/qtsingleapplication/src/qtlocalpeer.cpp	2015-02-16 16:00:04.000000000 +0200
+++ qdigidoc-3.10.0.1401/common/qtsingleapplication/src/qtlocalpeer.cpp.1	2015-07-20 14:10:10.009994836 +0300
@@ -42,6 +42,7 @@
 #include "qtlocalpeer.h"
 #include <QCoreApplication>
 #include <QTime>
+#include <QDataStream>
 
 #if defined(Q_OS_WIN)
 #include <QLibrary>