diff --git a/components/cascader/index.tsx b/components/cascader/index.tsx
index 5f94f628ae99..745ada08dcb5 100644
--- a/components/cascader/index.tsx
+++ b/components/cascader/index.tsx
@@ -15,6 +15,8 @@ export interface CascaderOptionType {
   value?: string;
   label?: React.ReactNode;
   disabled?: boolean;
+  isLeaf?: boolean;
+  loading?: boolean;
   children?: Array<CascaderOptionType>;
   [key: string]: any;
 }