diff --git a/src/tag-input/type.ts b/src/tag-input/type.ts
index b763be8718..8b2389d3ba 100644
--- a/src/tag-input/type.ts
+++ b/src/tag-input/type.ts
@@ -84,7 +84,6 @@ export interface TdTagInputProps {
   prefixIcon?: TNode;
   /**
    * 只读状态，值为真会隐藏标签移除按钮和输入框
-   * @default false
    */
   readonly?: boolean;
   /**