diff --git a/components/auto-complete/index.tsx b/components/auto-complete/index.tsx
index bdef65ed05..0b68cad89b 100755
--- a/components/auto-complete/index.tsx
+++ b/components/auto-complete/index.tsx
@@ -21,7 +21,7 @@ export type ValidInputElement =
 export interface AutoCompleteProps extends AbstractSelectProps {
   value?: SelectValue;
   defaultValue?: SelectValue;
-  dataSource: DataSourceItemType[];
+  dataSource?: DataSourceItemType[];
   optionLabelProp?: string;
   onChange?: (value: SelectValue) => void;
   onSelect?: (value: SelectValue, option: Object) => any;