diff --git a/go.mod b/go.mod
index c00068c..2323fb4 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.17
 
 require (
 	github.com/vicanso/elton v1.9.4
-	github.com/vicanso/go-charts/v2 v2.0.0
+	github.com/vicanso/go-charts/v2 v2.0.1
 )
 
 require (
diff --git a/go.sum b/go.sum
index d3bd50c..13446cc 100644
--- a/go.sum
+++ b/go.sum
@@ -25,8 +25,8 @@ github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
 github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/vicanso/elton v1.9.4 h1:IR9DYxE09/cVcWRgGAnY6ASQCIWIpsB3CDMHMuuCnbc=
 github.com/vicanso/elton v1.9.4/go.mod h1:0axxJGicftnWnEjIYLT8U4Wm+3g/+Cubjop0531ZTWs=
-github.com/vicanso/go-charts/v2 v2.0.0 h1:j9XuTzOUNTtIgNeTyMZUqD8QBJiKHQhM93rBPvBAfZs=
-github.com/vicanso/go-charts/v2 v2.0.0/go.mod h1:OlgbGdGfxTfx/PPym1atWf6DKFiu/cmGN7Pn/H8cfYE=
+github.com/vicanso/go-charts/v2 v2.0.1 h1:de1k8z3IXTd79J3xpwxOdY6su0o8Y8o4MTnlNqyf7mQ=
+github.com/vicanso/go-charts/v2 v2.0.1/go.mod h1:OlgbGdGfxTfx/PPym1atWf6DKFiu/cmGN7Pn/H8cfYE=
 github.com/vicanso/hes v0.6.0 h1:rmLhJw1PkZ+BTlJXt91i12mr7vpIC65S5KRCD4uF9HU=
 github.com/vicanso/hes v0.6.0/go.mod h1:bO1pAVgzuwBJAv76LXx8YN6jXLWcCYVyNx4qzPw9h6Y=
 github.com/vicanso/intranet-ip v0.1.0 h1:UeoxilO2VDIkeZZxmu6aT+f5o79mfGdsSdwoEv75nYo=