diff --git a/plugins/VstEffect/VstEffect.cpp b/plugins/VstEffect/VstEffect.cpp
index 494613e26..19d08c805 100644
--- a/plugins/VstEffect/VstEffect.cpp
+++ b/plugins/VstEffect/VstEffect.cpp
@@ -128,10 +128,21 @@ void VstEffect::openPlugin( const QString & _plugin )
 			PLUGIN_NAME::getIconPixmap( "logo", 24, 24 ), 0 );
 
 	QMutexLocker ml( &m_pluginMutex ); Q_UNUSED( ml );
+#if QT_VERSION > 0x050000
 	m_plugin.reset(new VstPlugin( _plugin ));
+#else
+	{
+		QSharedPointer<VstPlugin> newPlugin(new VstPlugin( _plugin ));
+		std::swap(m_plugin, newPlugin);
+	}
+#endif
 	if( m_plugin->failed() )
 	{
+#if QT_VERSION > 0x050000
 		m_plugin.reset(nullptr);
+#else
+		m_plugin.clear();
+#endif
 		delete tf;
 		collectErrorForUI( VstPlugin::tr( "The VST plugin %1 could not be loaded." ).arg( _plugin ) );
 		return;
diff --git a/src/gui/SetupDialog.cpp b/src/gui/SetupDialog.cpp
index 0d5f2c454..090de1eb8 100644
--- a/src/gui/SetupDialog.cpp
+++ b/src/gui/SetupDialog.cpp
@@ -1077,7 +1077,11 @@ void SetupDialog::accept()
 					QString::number( m_disableAutoQuit ) );
 	ConfigManager::inst()->setValue( "app", "language", m_lang );
 	ConfigManager::inst()->setValue( "ui", "vstembedmethod",
+#if QT_VERSION >= 0x050000
 					m_vstEmbedComboBox->currentData().toString() );
+#else
+					m_vstEmbedComboBox->itemData(m_vstEmbedComboBox->currentIndex()).toString() );
+#endif
 
 
 	ConfigManager::inst()->setWorkingDir(QDir::fromNativeSeparators(m_workingDir));