diff --git a/template_pie_html.go b/template_pie_html.go
index e179b39..00f1d86 100644
--- a/template_pie_html.go
+++ b/template_pie_html.go
@@ -66,7 +66,7 @@ var TemplatePieHtml = `{{define "T"}}
 		</script>
     </head>
     <body>
-    By <a id="copyright" class="anchor" href="http://blog.codeg.cn/2014/12/13/Hello-CodeG/" >zieckey@codeg.cn</a>
+    By <a id="copyright" class="anchor" href="http://blog.codeg.cn/2014/12/13/Hello-CodeG/" >zieckey@gmail.com</a>
     
     <script type="text/javascript" src="http://cdn.hcharts.cn/highcharts/4.0.1/highcharts.js"></script>
     <script type="text/javascript" src="http://cdn.hcharts.cn/highcharts/4.0.1/modules/exporting.js"></script>
diff --git a/template_spline_html.go b/template_spline_html.go
index fd4c47a..bbb0aa3 100644
--- a/template_spline_html.go
+++ b/template_spline_html.go
@@ -86,7 +86,7 @@ var TemplateSplineHtml = `{{define "T"}}
         </script>
     </head>
     <body>
-    By <a id="copyright" class="anchor" href="http://blog.codeg.cn/2014/12/13/Hello-CodeG/" >zieckey@codeg.cn</a>
+    By <a id="copyright" class="anchor" href="http://blog.codeg.cn/2014/12/13/Hello-CodeG/" >zieckey@gmail.com</a>
     <script type="text/javascript" src="http://cdn.hcharts.cn/highcharts/4.0.1/highcharts.js"></script>
     <script type="text/javascript" src="http://cdn.hcharts.cn/highcharts/4.0.1/modules/exporting.js"></script>
 
