diff --git a/components/auto-complete/index.tsx b/components/auto-complete/index.tsx
index a4a618e223..40b060027b 100755
--- a/components/auto-complete/index.tsx
+++ b/components/auto-complete/index.tsx
@@ -16,6 +16,7 @@ import type {
   DefaultOptionType,
   InternalSelectProps,
   RefSelectProps,
+  SelectProps,
 } from '../select';
 import Select from '../select';
 
@@ -146,7 +147,7 @@ const AutoComplete: React.ForwardRefRenderFunction<RefSelectProps, AutoCompleteP
       prefixCls={prefixCls}
       popupClassName={popupClassName || dropdownClassName}
       className={classNames(`${prefixCls}-auto-complete`, className)}
-      mode={Select.SECRET_COMBOBOX_MODE_DO_NOT_USE as any}
+      mode={Select.SECRET_COMBOBOX_MODE_DO_NOT_USE as SelectProps['mode']}
       {...{
         // Internal api
         getInputElement,