diff --git a/series.go b/series.go
index <HASH>..<HASH> 100644
--- a/series.go
+++ b/series.go
@@ -2,6 +2,7 @@ package chart
 
 // Series is an alias to Renderable.
 type Series interface {
+	GetName() string
 	GetYAxis() YAxisType
 	GetStyle() Style
 	Render(r Renderer, canvasBox Box, xrange, yrange Range, s Style)
adding `GetName()` to the series interface