--- src/qtsingleapplication/qtlocalpeer.cpp.orig	2015-08-10 09:29:54.493213017 +0200
+++ src/qtsingleapplication/qtlocalpeer.cpp	2015-08-10 09:30:14.699440962 +0200
@@ -42,6 +42,7 @@
 #include "qtlocalpeer.h"
 #include <QCoreApplication>
 #include <QTime>
+#include <QDataStream>
 
 #if defined(Q_OS_WIN)
 #include <QLibrary>