diff --git a/chart.go b/chart.go
index 6c80c32..23d8567 100644
--- a/chart.go
+++ b/chart.go
@@ -406,7 +406,6 @@ func (c Chart) getSeriesStyleDefaults(seriesIndex int) Style {
 	return Style{
 		StrokeColor: strokeColor,
 		StrokeWidth: DefaultStrokeWidth,
-		FillColor:   strokeColor.WithAlpha(100),
 		Font:        c.Font,
 		FontSize:    DefaultFontSize,
 	}
diff --git a/images/goog_ltm.png b/images/goog_ltm.png
index 384cb53..9403022 100644
Binary files a/images/goog_ltm.png and b/images/goog_ltm.png differ