diff --git a/ui/gl/gl_image.cpp b/ui/gl/gl_image.cpp
index fc0e348..cb04fdd 100644
--- a/ui/gl/gl_image.cpp
+++ b/ui/gl/gl_image.cpp
@@ -73,6 +73,7 @@ QImage Image::takeImage() {
 
 void Image::invalidate() {
 	_storage = base::take(_image);
+	_subimage = QSize();
 }
 
 void Image::bind(QOpenGLFunctions &f) {
@@ -119,8 +120,10 @@ void Image::bind(QOpenGLFunctions &f) {
 }
 
 void Image::destroy(QOpenGLFunctions *f) {
+	invalidate();
 	_textures.destroy(f);
 	_cacheKey = 0;
+	_textureSize = QSize();
 }
 
 TexturedRect Image::texturedRect(
diff --git a/ui/gl/gl_surface.cpp b/ui/gl/gl_surface.cpp
index cd57156..c9ac213 100644
--- a/ui/gl/gl_surface.cpp
+++ b/ui/gl/gl_surface.cpp
@@ -30,11 +30,14 @@ public:
 private:
 	void initializeGL() override;
 	void resizeGL(int w, int h) override;
+	void paintEvent(QPaintEvent *e) override;
 	void paintGL() override;
 	void callDeInit();
 
 	const std::unique_ptr<Renderer> _renderer;
 	QMetaObject::Connection _connection;
+	QSize _deviceSize;
+	bool _inPaintEvent = false;
 
 };
 
@@ -76,9 +79,23 @@ void SurfaceOpenGL::initializeGL() {
 }
 
 void SurfaceOpenGL::resizeGL(int w, int h) {
+	_deviceSize = QSize(w, h) * devicePixelRatio();
 	_renderer->resize(this, *context()->functions(), w, h);
 }
 
+void SurfaceOpenGL::paintEvent(QPaintEvent *e) {
+	if (_inPaintEvent) {
+		return;
+	}
+	_inPaintEvent = true;
+	if (_deviceSize != size() * devicePixelRatio()) {
+		QResizeEvent event = { size(), size() };
+		resizeEvent(&event);
+	}
+	QOpenGLWidget::paintEvent(e);
+	_inPaintEvent = false;
+}
+
 void SurfaceOpenGL::paintGL() {
 	if (!updatesEnabled() || size().isEmpty() || !isValid()) {
 		return;