diff --git a/examples/panel.tsx b/examples/panel.tsx
index 1bfb2417..c0c51353 100644
--- a/examples/panel.tsx
+++ b/examples/panel.tsx
@@ -99,7 +99,6 @@ export default () => {
           setValue2(nextValue);
         }}
         disabled={disabled}
-        defaultActiveKey={['bj', 'haidian']}
       />
 
       <Cascader.Panel options={addressOptions} disabled={disabled} direction="rtl" />