diff --git a/CONFIG/MainDlg.cpp b/CONFIG/MainDlg.cpp
index f6a49b9f..46a2efe8 100644
--- a/CONFIG/MainDlg.cpp
+++ b/CONFIG/MainDlg.cpp
@@ -74,6 +74,12 @@ CMainDialog::CMainDialog(QWidget* pParent) : QDialog(pParent)
 
 	layout()->setSizeConstraint(QLayout::SetFixedSize);
 }
+
+CMainDialog::~CMainDialog()
+{
+	delete m_ui;
+}
+
 // FUNCTION: CONFIG 0x00403e80
 bool CMainDialog::OnInitDialog()
 {
diff --git a/CONFIG/MainDlg.h b/CONFIG/MainDlg.h
index bed7dbba..b441248d 100644
--- a/CONFIG/MainDlg.h
+++ b/CONFIG/MainDlg.h
@@ -20,6 +20,7 @@ class CMainDialog : public QDialog {
 
 public:
 	CMainDialog(QWidget* pParent = nullptr);
+	~CMainDialog() override;
 
 protected:
 	void UpdateInterface();
diff --git a/CONFIG/config.cpp b/CONFIG/config.cpp
index 6555fafd..31e7032b 100644
--- a/CONFIG/config.cpp
+++ b/CONFIG/config.cpp
@@ -157,6 +157,7 @@ bool CConfigApp::ReadRegisterSettings()
 	m_joystick_index = iniparser_getint(dict, "isle:JoystickIndex", m_joystick_index);
 	m_max_lod = iniparser_getdouble(dict, "isle:Max LOD", m_max_lod);
 	m_max_actors = iniparser_getint(dict, "isle:Max Allowed Extras", m_max_actors);
+	iniparser_freedict(dict);
 	return true;
 }