diff --git a/src/platform/qt/GameController.cpp b/src/platform/qt/GameController.cpp
index 67fd0a452..4d9012bed 100644
--- a/src/platform/qt/GameController.cpp
+++ b/src/platform/qt/GameController.cpp
@@ -31,6 +31,8 @@ GameController::GameController(QObject* parent)
 }
 
 GameController::~GameController() {
+	GBAThreadEnd(&m_threadContext);
+	GBAThreadJoin(&m_threadContext);
 	delete m_renderer;
 }