2 files changed, 5 insertions, 2 deletions
diff --git a/confui/mainwindow.cpp b/confui/mainwindow.cpp
index 1fd34c4..b5bbdf0 100644
--- a/confui/mainwindow.cpp
+++ b/confui/mainwindow.cpp
@@ -13,7 +13,10 @@ CDMeshConnector *g_cd_mesh_connector = nullptr;
 CDSerialConnector *g_cd_serial = nullptr;
 QApplication* g_cd_app = nullptr;
 
-CDMainWindow::~CDMainWindow() { delete this->mesh_connector; }
+CDMainWindow::~CDMainWindow() {
+	delete g_cd_mesh_connector;
+	delete g_cd_serial;
+}
 
 CDMainWindow::CDMainWindow(QWidget *parent) : QMainWindow(parent) {
 	g_cd_mesh_connector	 = new CDMeshConnector();
diff --git a/confui/serial.h b/confui/serial.h
index 22f2542..aa0508f 100644
--- a/confui/serial.h
+++ b/confui/serial.h
@@ -11,7 +11,7 @@ using std::vector;
 class CDSerialConnector {
 public:
 	CDSerialConnector();
-	~CDSerialConnector();
+	virtual ~CDSerialConnector();
 
 	/** @brief get list of available serial ports */
 	static vector<string> get_ports();