diff --git a/src/testbench.h b/src/testbench.h
index d8f8165b..6c5012f6 100755
--- a/src/testbench.h
+++ b/src/testbench.h
@@ -28,6 +28,7 @@
 #include <QObject>
 #include <QTimer>
 #include <QDateTime>
+#include <QUdpSocket>
 #include <QHostAddress>
 #include "global.h"
 #include "socket.h"