diff --git a/UI/volume-control.cpp b/UI/volume-control.cpp
index 67f98593e..7543d153e 100644
--- a/UI/volume-control.cpp
+++ b/UI/volume-control.cpp
@@ -531,6 +531,8 @@ VolumeMeter::VolumeMeter(QWidget *parent, obs_volmeter_t *obs_volmeter,
 			 bool vertical)
 	: QWidget(parent), obs_volmeter(obs_volmeter), vertical(vertical)
 {
+	setAttribute(Qt::WA_OpaquePaintEvent, true);
+
 	// Use a font that can be rendered small.
 	tickFont = QFont("Arial");
 	tickFont.setPixelSize(7);
@@ -1041,6 +1043,11 @@ void VolumeMeter::paintEvent(QPaintEvent *event)
 
 	// Actual painting of the widget starts here.
 	QPainter painter(this);
+
+	// Paint window background color (as widget is opaque)
+	QColor background = palette().color(QPalette::ColorRole::Window);
+	painter.fillRect(rect, background);
+
 	if (vertical) {
 		// Invert the Y axis to ease the math
 		painter.translate(0, height);