diff --git a/src/gos/gos_qt.cpp b/src/gos/gos_qt.cpp
index 8a8e2bd1..e34fbfb1 100644
--- a/src/gos/gos_qt.cpp
+++ b/src/gos/gos_qt.cpp
@@ -13,6 +13,7 @@
 #include <QThread>
 #include <QElapsedTimer>
 
+extern "C" void _gosPostInit(void);
 
 class Thread : public QThread
 {