diff --git a/packages/vant/src/badge/README.zh-CN.md b/packages/vant/src/badge/README.zh-CN.md
index e29637229..6c42830fb 100644
--- a/packages/vant/src/badge/README.zh-CN.md
+++ b/packages/vant/src/badge/README.zh-CN.md
@@ -184,3 +184,17 @@ import type { BadgeProps, BadgePosition } from 'vant';
| --van-badge-dot-color | _var(--van-danger-color)_ | - |
| --van-badge-dot-size | _8px_ | - |
| --van-badge-font-family | _-apple-system-font, Helvetica Neue, Arial, sans-serif_ | - |
+
+## 常见问题
+
+### 设置 show-zero 属性为 false 不生效?
+
+注意 `show-zero` 属性仅对数字类型的 `0` 有效,对字符串类型的 `'0'` 无效。
+
+```html
+
+
+
+
+
+```