diff --git a/src/checkbox/README.md b/src/checkbox/README.md
index 56c344baf..99ed51d0d 100644
--- a/src/checkbox/README.md
+++ b/src/checkbox/README.md
@@ -57,13 +57,15 @@ Use icon slot to custom icon
 ```js
 export default {
   data() {
-    checked: true,
-    icon: {
-      active: 'https://img.yzcdn.cn/vant/user-active.png',
-      inactive: 'https://img.yzcdn.cn/vant/user-inactive.png'
-    }
+    return {
+      checked: true,
+      icon: {
+        active: 'https://img.yzcdn.cn/vant/user-active.png',
+        inactive: 'https://img.yzcdn.cn/vant/user-inactive.png'
+      }
+    };
   }
-}
+};
 ```
 
 ### Checkbox Group
@@ -148,7 +150,7 @@ export default {
 | name | Checkbox name | *any* | - | - |
 | shape | Can be set to `square` | *string* | `round` | - |
 | v-model | Check status | *boolean* | `false` | - |
-| disabled | Diable checkbox | *boolean* | `false` | - |
+| disabled | Disable checkbox | *boolean* | `false` | - |
 | icon-size | Icon size | *string \| number* | `20px` | - |
 | label-disabled | Whether to disable label click | *boolean* | `false` | - |
 | label-position | Can be set to `left` | *string* | `right` | - |
diff --git a/src/radio/README.md b/src/radio/README.md
index cfc83972e..a7d89078e 100644
--- a/src/radio/README.md
+++ b/src/radio/README.md
@@ -79,13 +79,15 @@ Use icon slot to custom icon
 ```js
 export default {
   data() {
-    radio: '1',
-    icon: {
-      active: 'https://img.yzcdn.cn/vant/user-active.png',
-      inactive: 'https://img.yzcdn.cn/vant/user-inactive.png'
-    }
+    return {
+      radio: '1',
+      icon: {
+        active: 'https://img.yzcdn.cn/vant/user-active.png',
+        inactive: 'https://img.yzcdn.cn/vant/user-inactive.png'
+      }
+    };
   }
-}
+};
 ```
 
 ### Inside a Cell
@@ -122,7 +124,7 @@ export default {
 | Attribute | Description | Type | Default | Version |
 |------|------|------|------|------|
 | v-model | Name of checked radio | *any* | - | - |
-| disabled | Diable all radios | *boolean* | `false` | - |
+| disabled | Disable all radios | *boolean* | `false` | - |
 
 ### Radio Events