diff --git a/server/simulators.cpp b/server/simulators.cpp
index 2699c78..8600a25 100644
--- a/server/simulators.cpp
+++ b/server/simulators.cpp
@@ -1,6 +1,8 @@
 #include "simulators.hpp"
+#define INTERNAL
 #include "simulator_base.hpp"
 #include "websocket.hpp"
+#include <QCoreApplication>
 #include <QDirIterator>
 #include <QLibrary>
 #include <QThread>