diff --git a/README.md b/README.md
index 7c86da7..0238340 100644
--- a/README.md
+++ b/README.md
@@ -244,6 +244,7 @@ This widget shows the current CPU or memory utilization as a bar graph.
     mode = "cpu"
     color = "#fefefe" # optional
     fillColor = "#d497de" # optional
+    borderColor = "#ffffff" # optional
 ```
 
 There are two values for `mode`: `cpu` and `memory`.
diff --git a/decks/main.deck b/decks/main.deck
index 3675a49..49b4805 100644
--- a/decks/main.deck
+++ b/decks/main.deck
@@ -5,6 +5,7 @@
     [keys.widget.config]
       mode = "cpu"
       fillColor = "#d497de"
+      borderColor = "#ffffff"
 
 [[keys]]
   index = 1
diff --git a/widget_top.go b/widget_top.go
index 0b377cf..fefa3cb 100644
--- a/widget_top.go
+++ b/widget_top.go
@@ -16,11 +16,12 @@ import (
 type TopWidget struct {
 	*BaseWidget
 
-	mode      string
-	color     color.Color
-	fillColor color.Color
+	mode        string
+	color       color.Color
+	fillColor   color.Color
+	borderColor color.Color
 
-	lastValue float64
+	lastValue   float64
 }
 
 // NewTopWidget returns a new TopWidget.
@@ -29,15 +30,17 @@ func NewTopWidget(bw *BaseWidget, opts WidgetConfig) *TopWidget {
 
 	var mode string
 	_ = ConfigValue(opts.Config["mode"], &mode)
-	var color, fillColor color.Color
+	var color, fillColor, borderColor color.Color
 	_ = ConfigValue(opts.Config["color"], &color)
 	_ = ConfigValue(opts.Config["fillColor"], &fillColor)
+	_ = ConfigValue(opts.Config["borderColor"], &borderColor)
 
 	return &TopWidget{
-		BaseWidget: bw,
-		mode:       mode,
-		color:      color,
-		fillColor:  fillColor,
+		BaseWidget:  bw,
+		mode:        mode,
+		color:       color,
+		fillColor:   fillColor,
+		borderColor: borderColor,
 	}
 }
 
@@ -79,6 +82,9 @@ func (w *TopWidget) Update() error {
 	if w.fillColor == nil {
 		w.fillColor = color.RGBA{166, 155, 182, 255}
 	}
+	if w.borderColor == nil {
+		w.borderColor = DefaultColor
+	}
 
 	size := int(w.dev.Pixels)
 	margin := size / 18
@@ -86,7 +92,7 @@ func (w *TopWidget) Update() error {
 
 	draw.Draw(img,
 		image.Rect(12, 6, size-12, size-18),
-		&image.Uniform{w.color},
+		&image.Uniform{w.borderColor},
 		image.Point{}, draw.Src)
 	draw.Draw(img,
 		image.Rect(13, 7, size-14, size-20),