diff --git a/docs/zh-cn/charts.md b/docs/zh-cn/charts.md
index befaecad..40cb5722 100644
--- a/docs/zh-cn/charts.md
+++ b/docs/zh-cn/charts.md
@@ -3561,7 +3561,7 @@ style = Style(
     width=1100,
     height=600,
     background_color='#404a59'
-}
+)
 # style,init_style 会返回类初始化的风格配置字典
 geo = Geo("全国主要城市空气质量", "data from pm2.5", **style.init_style)
 ```
@@ -3575,7 +3575,7 @@ pie_style = style.add(
     label_pos="center",
     is_label_show=True,
     label_text_color=None
-}
+)
 pie.add("", ["剧情", ""], [25, 75], center=[10, 30], **pie_style)
 pie.add("", ["奇幻", ""], [24, 76], center=[30, 30], **pie_style)
 pie.add("", ["爱情", ""], [14, 86], center=[50, 30], **pie_style)
@@ -3587,4 +3587,4 @@ pie.add("", ["惊悚", ""], [11, 89], center=[70, 30], **pie_style)
 
 * 欢迎提交 ISSUE 和 PR
 * 如有想单独讨论的话可以使用邮箱 -> chenjiandongx@qq.com
-* 关注 [changelog.md](https://github.com/pyecharts/pyecharts/blob/master/changelog.md)
\ No newline at end of file
+* 关注 [changelog.md](https://github.com/pyecharts/pyecharts/blob/master/changelog.md)