diff --git a/src/app/qtsingleapplication/qtlocalpeer.cpp b/src/app/qtsingleapplication/qtlocalpeer.cpp
index 332b0643f..c7ce52762 100644
--- a/src/app/qtsingleapplication/qtlocalpeer.cpp
+++ b/src/app/qtsingleapplication/qtlocalpeer.cpp
@@ -41,6 +41,7 @@
 
 #include "qtlocalpeer.h"
 #include <QCoreApplication>
+#include <QDataStream>
 #include <QTime>
 
 #if defined(Q_OS_WIN)