diff --git a/ui/paint/arcs.cpp b/ui/paint/arcs.cpp
index 3f5213f..d3713c4 100644
--- a/ui/paint/arcs.cpp
+++ b/ui/paint/arcs.cpp
@@ -209,7 +209,11 @@ bool ArcsAnimation::isArcFinished(const Arc &arc) const {
 void ArcsAnimation::paint(Painter &p, std::optional<QColor> colorOverride) {
 	PainterHighQualityEnabler hq(p);
 	QPen pen;
-	pen.setWidth(_st.stroke);
+	if (_strokeRatio) {
+		pen.setWidthF(_st.stroke * _strokeRatio);
+	} else {
+		pen.setWidth(_st.stroke);
+	}
 	pen.setCapStyle(Qt::RoundCap);
 	pen.setColor(colorOverride ? (*colorOverride) : _st.fg->c);
 	p.setPen(pen);
@@ -228,5 +232,8 @@ void ArcsAnimation::paint(Painter &p, std::optional<QColor> colorOverride) {
 	}
 }
 
+void ArcsAnimation::setStrokeRatio(float ratio) {
+	_strokeRatio = ratio;
+}
 
 } // namespace Ui::Paint
diff --git a/ui/paint/arcs.h b/ui/paint/arcs.h
index e713444..a1275a6 100644
--- a/ui/paint/arcs.h
+++ b/ui/paint/arcs.h
@@ -57,6 +57,8 @@ public:
 	float finishedWidth() const;
 	float height() const;
 
+	void setStrokeRatio(float ratio);
+
 private:
 	struct Arc {
 		QRectF rect;
@@ -82,6 +84,7 @@ private:
 	const QRectF _emptyRect;
 
 	float64 _currentValue = 0.;
+	float _strokeRatio = 0.;
 
 	rpl::event_stream<> _startUpdateRequests;
 	rpl::event_stream<> _stopUpdateRequests;