diff --git a/src/platform/qt/AudioDevice.cpp b/src/platform/qt/AudioDevice.cpp
index 720356834..190157f34 100644
--- a/src/platform/qt/AudioDevice.cpp
+++ b/src/platform/qt/AudioDevice.cpp
@@ -49,7 +49,15 @@ void AudioThread::setInput(GBAThread* input) {
 
 void AudioThread::shutdown() {
 	disconnect();
-	m_audioOutput->stop();
+	if (m_audioOutput) {
+		m_audioOutput->stop();
+		delete m_audioOutput;
+		m_audioOutput = nullptr;
+	}
+	if (m_device) {
+		delete m_device;
+		m_device = nullptr;
+	}
 	quit();
 }