--- qtsingleapplication/src/qtlocalpeer.cpp.ORIG	2015-05-07 18:29:35.045402873 +0200
+++ qtsingleapplication/src/qtlocalpeer.cpp	2015-05-07 18:33:04.942404927 +0200
@@ -39,6 +39,7 @@
 ****************************************************************************/
 
 
+#include <QDataStream>
 #include "qtlocalpeer.h"
 #include <QCoreApplication>
 #include <QTime>